983918784e12918497d874451a0113b744bab66ab9351368362861b5d8b5a25d

General

Target

983918784e12918497d874451a0113b744bab66ab9351368362861b5d8b5a25d.exe
Size

1.3MB
MD5

b9ffc7e4d2413c76c54c2696926b81de
SHA1

c8402f1d30aab49f08a6b0ba31852768a312638e
SHA256

983918784e12918497d874451a0113b744bab66ab9351368362861b5d8b5a25d
SHA512

8dbc89018d66b63cb9efc709cd9978a58b1098487163a5ecd0f75222898b8d44a207ff8681d04db5125d3ddc54c0a1b9dd112c935692f7159ca80771c4f8a223
SSDEEP

24576:ic7CY4MX37grFZMnC5PNqHzB4zjSb3MztL3Ocr8NkpkmIwXPZMFOXG8:Z7qK3yx5P6zBOjSb3Mzt7z1ktoPEB8

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 7 IoCs

Processes:

983918784e12918497d874451a0113b744bab66ab9351368362861b5d8b5a25d.exe

pid	process
1452	983918784e12918497d874451a0113b744bab66ab9351368362861b5d8b5a25d.exe
1452	983918784e12918497d874451a0113b744bab66ab9351368362861b5d8b5a25d.exe
1452	983918784e12918497d874451a0113b744bab66ab9351368362861b5d8b5a25d.exe
1452	983918784e12918497d874451a0113b744bab66ab9351368362861b5d8b5a25d.exe
1452	983918784e12918497d874451a0113b744bab66ab9351368362861b5d8b5a25d.exe
1452	983918784e12918497d874451a0113b744bab66ab9351368362861b5d8b5a25d.exe
1452	983918784e12918497d874451a0113b744bab66ab9351368362861b5d8b5a25d.exe

Drops file in Program Files directory 1 IoCs

Processes:

983918784e12918497d874451a0113b744bab66ab9351368362861b5d8b5a25d.exe

description ioc process

File created C:\Program Files (x86)\MusicForMac\uninst.exe 983918784e12918497d874451a0113b744bab66ab9351368362861b5d8b5a25d.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

description	ioc	process
File created	C:\Program Files (x86)\MusicForMac\uninst.exe	983918784e12918497d874451a0113b744bab66ab9351368362861b5d8b5a25d.exe

Modifies Internet Explorer settings 1 TTPs 23 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{21F1A621-6B2B-11ED-B98A-FAB5137186BE} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

983918784e12918497d874451a0113b744bab66ab9351368362861b5d8b5a25d.exe

pid	process
1452	983918784e12918497d874451a0113b744bab66ab9351368362861b5d8b5a25d.exe
1452	983918784e12918497d874451a0113b744bab66ab9351368362861b5d8b5a25d.exe
1452	983918784e12918497d874451a0113b744bab66ab9351368362861b5d8b5a25d.exe
1452	983918784e12918497d874451a0113b744bab66ab9351368362861b5d8b5a25d.exe
1452	983918784e12918497d874451a0113b744bab66ab9351368362861b5d8b5a25d.exe
1452	983918784e12918497d874451a0113b744bab66ab9351368362861b5d8b5a25d.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

968 iexplore.exe
Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

968 iexplore.exe
968 iexplore.exe
1740 IEXPLORE.EXE
1740 IEXPLORE.EXE

pid	process
968	iexplore.exe

pid	process
968	iexplore.exe
968	iexplore.exe
1740	IEXPLORE.EXE
1740	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

983918784e12918497d874451a0113b744bab66ab9351368362861b5d8b5a25d.exeiexplore.exe

description	pid	process	target process
PID 1452 wrote to memory of 968	1452	983918784e12918497d874451a0113b744bab66ab9351368362861b5d8b5a25d.exe	iexplore.exe
PID 1452 wrote to memory of 968	1452	983918784e12918497d874451a0113b744bab66ab9351368362861b5d8b5a25d.exe	iexplore.exe
PID 1452 wrote to memory of 968	1452	983918784e12918497d874451a0113b744bab66ab9351368362861b5d8b5a25d.exe	iexplore.exe
PID 1452 wrote to memory of 968	1452	983918784e12918497d874451a0113b744bab66ab9351368362861b5d8b5a25d.exe	iexplore.exe
PID 968 wrote to memory of 1740	968	iexplore.exe	IEXPLORE.EXE
PID 968 wrote to memory of 1740	968	iexplore.exe	IEXPLORE.EXE
PID 968 wrote to memory of 1740	968	iexplore.exe	IEXPLORE.EXE
PID 968 wrote to memory of 1740	968	iexplore.exe	IEXPLORE.EXE
PID 968 wrote to memory of 1740	968	iexplore.exe	IEXPLORE.EXE
PID 968 wrote to memory of 1740	968	iexplore.exe	IEXPLORE.EXE
PID 968 wrote to memory of 1740	968	iexplore.exe	IEXPLORE.EXE

C:\Users\Admin\AppData\Local\Temp\983918784e12918497d874451a0113b744bab66ab9351368362861b5d8b5a25d.exe
"C:\Users\Admin\AppData\Local\Temp\983918784e12918497d874451a0113b744bab66ab9351368362861b5d8b5a25d.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1452

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" http://f.shuianshanba.com/983918784e12918497d874451a0113b744bab66ab9351368362861b5d8b5a25d.exe/40.jpg
2⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:968

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:968 CREDAT:275457 /prefetch:2
3⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1740

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\nsj8421.tmp\Inetc.dll
Filesize
20KB

MD5
50fdadda3e993688401f6f1108fabdb4

SHA1
04a9ae55d0fb726be49809582cea41d75bf22a9a

SHA256
6d6ddc0d2b7d59eb91be44939457858ced5eb23cf4aa93ef33bb600eb28de6f6

SHA512
e9628870feea8c3aaefe22a2af41cf34b1c1778c4a0e81d069f50553ce1a23f68a0ba74b296420b2be92425d4995a43e51c018c2e8197ec2ec39305e87c56be8

Download Submit
\Users\Admin\AppData\Local\Temp\nsj8421.tmp\Inetc.dll
Filesize
20KB

MD5
50fdadda3e993688401f6f1108fabdb4

SHA1
04a9ae55d0fb726be49809582cea41d75bf22a9a

SHA256
6d6ddc0d2b7d59eb91be44939457858ced5eb23cf4aa93ef33bb600eb28de6f6

SHA512
e9628870feea8c3aaefe22a2af41cf34b1c1778c4a0e81d069f50553ce1a23f68a0ba74b296420b2be92425d4995a43e51c018c2e8197ec2ec39305e87c56be8

Download Submit
\Users\Admin\AppData\Local\Temp\nsj8421.tmp\Inetc.dll
Filesize
20KB

MD5
50fdadda3e993688401f6f1108fabdb4

SHA1
04a9ae55d0fb726be49809582cea41d75bf22a9a

SHA256
6d6ddc0d2b7d59eb91be44939457858ced5eb23cf4aa93ef33bb600eb28de6f6

SHA512
e9628870feea8c3aaefe22a2af41cf34b1c1778c4a0e81d069f50553ce1a23f68a0ba74b296420b2be92425d4995a43e51c018c2e8197ec2ec39305e87c56be8

Download Submit
\Users\Admin\AppData\Local\Temp\nsj8421.tmp\Inetc.dll
Filesize
20KB

MD5
50fdadda3e993688401f6f1108fabdb4

SHA1
04a9ae55d0fb726be49809582cea41d75bf22a9a

SHA256
6d6ddc0d2b7d59eb91be44939457858ced5eb23cf4aa93ef33bb600eb28de6f6

SHA512
e9628870feea8c3aaefe22a2af41cf34b1c1778c4a0e81d069f50553ce1a23f68a0ba74b296420b2be92425d4995a43e51c018c2e8197ec2ec39305e87c56be8

Download Submit
\Users\Admin\AppData\Local\Temp\nsj8421.tmp\Inetc.dll
Filesize
20KB

MD5
50fdadda3e993688401f6f1108fabdb4

SHA1
04a9ae55d0fb726be49809582cea41d75bf22a9a

SHA256
6d6ddc0d2b7d59eb91be44939457858ced5eb23cf4aa93ef33bb600eb28de6f6

SHA512
e9628870feea8c3aaefe22a2af41cf34b1c1778c4a0e81d069f50553ce1a23f68a0ba74b296420b2be92425d4995a43e51c018c2e8197ec2ec39305e87c56be8

Download Submit
\Users\Admin\AppData\Local\Temp\nsj8421.tmp\System.dll
Filesize
11KB

MD5
c17103ae9072a06da581dec998343fc1

SHA1
b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

SHA256
dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

SHA512
d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

Download Submit
\Users\Admin\AppData\Local\Temp\nsj8421.tmp\nsProcess.dll
Filesize
4KB

MD5
05450face243b3a7472407b999b03a72

SHA1
ffd88af2e338ae606c444390f7eaaf5f4aef2cd9

SHA256
95fe9d92512ff2318cc2520311ef9145b2cee01209ab0e1b6e45c7ce1d4d0e89

SHA512
f4cbe30166aff20a226a7150d93a876873ba699d80d7e9f46f32a9b4753fa7966c3113a3124340b39ca67a13205463a413e740e541e742903e3f89af5a53ad3b

Download Submit
memory/1452-54-0x0000000075041000-0x0000000075043000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads