aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90

General

Target

aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe
Size

190KB
MD5

2a1b085320b311b977c4c02862d76fcd
SHA1

02e00f29130dfa972be70763cdb70cb63d10a65e
SHA256

aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90
SHA512

78d51a9f7178e47959c41dc88e7ed9cbbfcd2223dcdf70cab428903b92c5577a9ab53bebc40694c010bf41e8be19f5b03669a9f06084793ab5d364c2acc3db73
SSDEEP

3072:89NzEfwf32SvZZ+0UxVG/PedD2v+V1b4NMeMRzJ4uf40RLWhX66NsTU/pTC0F0cK:89eYfJvzB6U/qpcMei14uf40xEqCGU/+

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral1/memory/1684-57-0x0000000000400000-0x0000000000418000-memory.dmp	upx
behavioral1/memory/1684-60-0x0000000000400000-0x0000000000418000-memory.dmp	upx
behavioral1/memory/1684-61-0x0000000000400000-0x0000000000418000-memory.dmp	upx
behavioral1/memory/1684-73-0x0000000000400000-0x0000000000418000-memory.dmp	upx

Suspicious use of SetThreadContext 2 IoCs

Processes:

aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exeaa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe

description	pid	process	target process
PID 1428 set thread context of 1684	1428	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe
PID 1684 set thread context of 1724	1684	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 34 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\Main	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\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{F43BFFA1-6FB2-11ED-AF6B-DA7E66F9F45D} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	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\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	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\Zoom	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\Main\WindowsSearch	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000cbe0d15dfd15764c98697e2934e934ee000000000200000000001066000000010000200000008c1df432a4e5c51e06fd452ec11701de4a300a7096c384a5da47aaa2156d2dfd000000000e800000000200002000000009e4d02807bc378f58f391e2f0ae774643b091a8d1b9daef1bca1b8ced53f5042000000009a76197b866574e6136d2d9fddec76caacfb6e5934d3f4356ded0146b9cbd2040000000cacabdef4b9f43ab1c9fe98d954adb9d32b29c81686cbe8b1557bf87e90368998ce2962e75206ffad039e9a216dab971d327a6aa5319cb0a323a2ea4fe5d3d4d	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main	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
Set value (data)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "376469980"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	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
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\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 40714bd8bf03d901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

1032 iexplore.exe

pid	process
1032	iexplore.exe

Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exeaa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exeiexplore.exeIEXPLORE.EXE

pid	process
1428	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe
1684	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe
1032	iexplore.exe
1032	iexplore.exe
1680	IEXPLORE.EXE
1680	IEXPLORE.EXE
1680	IEXPLORE.EXE
1680	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 25 IoCs

Processes:

aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exeaa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exeaa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exeiexplore.exe

C:\Users\Admin\AppData\Local\Temp\aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe
"C:\Users\Admin\AppData\Local\Temp\aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1428

C:\Users\Admin\AppData\Local\Temp\aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe
C:\Users\Admin\AppData\Local\Temp\aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1684

C:\Users\Admin\AppData\Local\Temp\aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:1724

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" http://go.microsoft.com/fwlink/?prd=11324&pver=4.5&sbp=AppLaunch2&plcid=0x409&o1=SHIM_NOVERSION_FOUND&version=(null)&processName=aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe&platform=0009&osver=5&isServer=0&shimver=4.0.30319.0
4⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1032

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1032 CREDAT:275457 /prefetch:2
5⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1680

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\WQU5VAN9.txt
Filesize
601B

MD5
9c471da7011c39af96dc00b4f69422c4

SHA1
55f3a4c7301e42c3eb9cbc377e51c183c797d40d

SHA256
45accb17c2da8e33c00cae0d7fa7b6e5591a7a49cf3787f8475e3978ab71fc2c

SHA512
8a1262ba6a5fb032b258ba8414c13fd67778da348f8d61245c879d0e35fc8ae9c1dac39eaac492799392a35e27ff09768782f7d5072cb13ee9a74e424c937c26

Download Submit
memory/1428-55-0x0000000000400000-0x0000000000465000-memory.dmp

Filesize
404KB

Download
memory/1428-74-0x0000000000400000-0x0000000000465000-memory.dmp

Filesize
404KB

Download
memory/1684-61-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/1684-60-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/1684-58-0x0000000000415CC0-mapping.dmp

Download
memory/1684-73-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/1684-57-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/1724-65-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/1724-64-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/1724-67-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/1724-68-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/1724-69-0x0000000000416B0E-mapping.dmp

Download
memory/1724-71-0x0000000000402000-0x0000000000416C00-memory.dmp

Filesize
83KB

Download
memory/1724-72-0x0000000000402000-0x0000000000416C00-memory.dmp

Filesize
83KB

Download
memory/1724-75-0x00000000754E1000-0x00000000754E3000-memory.dmp

Filesize
8KB

Download

description	pid	process	target process
PID 1428 wrote to memory of 1684	1428	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe
PID 1428 wrote to memory of 1684	1428	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe
PID 1428 wrote to memory of 1684	1428	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe
PID 1428 wrote to memory of 1684	1428	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe
PID 1428 wrote to memory of 1684	1428	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe
PID 1428 wrote to memory of 1684	1428	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe
PID 1428 wrote to memory of 1684	1428	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe
PID 1428 wrote to memory of 1684	1428	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe
PID 1428 wrote to memory of 1684	1428	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe
PID 1684 wrote to memory of 1724	1684	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe
PID 1684 wrote to memory of 1724	1684	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe
PID 1684 wrote to memory of 1724	1684	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe
PID 1684 wrote to memory of 1724	1684	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe
PID 1684 wrote to memory of 1724	1684	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe
PID 1684 wrote to memory of 1724	1684	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe
PID 1684 wrote to memory of 1724	1684	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe
PID 1684 wrote to memory of 1724	1684	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe
PID 1724 wrote to memory of 1032	1724	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe	iexplore.exe
PID 1724 wrote to memory of 1032	1724	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe	iexplore.exe
PID 1724 wrote to memory of 1032	1724	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe	iexplore.exe
PID 1724 wrote to memory of 1032	1724	aa26d955b2a5945e704d48298bd5d7027ef795e682b424829650d854b2873c90.exe	iexplore.exe
PID 1032 wrote to memory of 1680	1032	iexplore.exe	IEXPLORE.EXE
PID 1032 wrote to memory of 1680	1032	iexplore.exe	IEXPLORE.EXE
PID 1032 wrote to memory of 1680	1032	iexplore.exe	IEXPLORE.EXE
PID 1032 wrote to memory of 1680	1032	iexplore.exe	IEXPLORE.EXE

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads