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Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
07/03/2024, 20:03
Static task
static1
Behavioral task
behavioral1
Sample
b9884f6268744008969c80e4fb0f02a6.exe
Resource
win7-20240221-en
General
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Target
b9884f6268744008969c80e4fb0f02a6.exe
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Size
98KB
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MD5
b9884f6268744008969c80e4fb0f02a6
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SHA1
8a02b168d3c8d9e1185a4fe73bde17df080b3c83
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SHA256
c67ebc49712b01dec338430393dedb7e86edf432caa7e6ac592e27e8cbba3607
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SHA512
4fc17c63c1922e0765ff08dbb67ede69d2f231f8b5a715361372ee7168e28ac9722b82eec500af602a2e28473ebe88ec60aaeb8c49b8a6189ec92aa403af6e38
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SSDEEP
3072:+fsWsyb6/32LMzo8k0w9ZhtOGik8jwaaHw7Koj4rD8rmavLN:msWsyOlhkZhtbkVvL
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Control Panel\International\Geo\Nation b9884f6268744008969c80e4fb0f02a6.exe -
Executes dropped EXE 1 IoCs
pid Process 5372 acqspwjaacyjdpag.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 2 IoCs
pid pid_target Process procid_target 5904 4104 WerFault.exe 88 4000 2976 WerFault.exe 105 -
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\DomainSuggestion IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2661383705" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31092938" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2624039821" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2821227509" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31092938" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31092938" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "416606790" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2661383705" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31092938" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{C7DCBDFF-DCBD-11EE-87B8-6257B05D87B4} = "0" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3e0000003e000000c4040000a3020000 IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31092938" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\"" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2624039821" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 660 Process not Found -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeSecurityPrivilege 1556 b9884f6268744008969c80e4fb0f02a6.exe Token: SeDebugPrivilege 1556 b9884f6268744008969c80e4fb0f02a6.exe Token: SeSecurityPrivilege 5372 acqspwjaacyjdpag.exe Token: SeLoadDriverPrivilege 5372 acqspwjaacyjdpag.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1948 IEXPLORE.EXE 1948 IEXPLORE.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 1948 IEXPLORE.EXE 1948 IEXPLORE.EXE 5600 IEXPLORE.EXE 5600 IEXPLORE.EXE 5600 IEXPLORE.EXE 5600 IEXPLORE.EXE 1948 IEXPLORE.EXE 1948 IEXPLORE.EXE 2396 IEXPLORE.EXE 2396 IEXPLORE.EXE 2396 IEXPLORE.EXE 2396 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 37 IoCs
description pid Process procid_target PID 1556 wrote to memory of 4104 1556 b9884f6268744008969c80e4fb0f02a6.exe 88 PID 1556 wrote to memory of 4104 1556 b9884f6268744008969c80e4fb0f02a6.exe 88 PID 1556 wrote to memory of 4104 1556 b9884f6268744008969c80e4fb0f02a6.exe 88 PID 1556 wrote to memory of 4104 1556 b9884f6268744008969c80e4fb0f02a6.exe 88 PID 1556 wrote to memory of 4104 1556 b9884f6268744008969c80e4fb0f02a6.exe 88 PID 1556 wrote to memory of 4104 1556 b9884f6268744008969c80e4fb0f02a6.exe 88 PID 1556 wrote to memory of 4104 1556 b9884f6268744008969c80e4fb0f02a6.exe 88 PID 1556 wrote to memory of 4104 1556 b9884f6268744008969c80e4fb0f02a6.exe 88 PID 1556 wrote to memory of 4104 1556 b9884f6268744008969c80e4fb0f02a6.exe 88 PID 1556 wrote to memory of 2848 1556 b9884f6268744008969c80e4fb0f02a6.exe 100 PID 1556 wrote to memory of 2848 1556 b9884f6268744008969c80e4fb0f02a6.exe 100 PID 1556 wrote to memory of 2848 1556 b9884f6268744008969c80e4fb0f02a6.exe 100 PID 2848 wrote to memory of 1948 2848 iexplore.exe 101 PID 2848 wrote to memory of 1948 2848 iexplore.exe 101 PID 1948 wrote to memory of 5600 1948 IEXPLORE.EXE 102 PID 1948 wrote to memory of 5600 1948 IEXPLORE.EXE 102 PID 1948 wrote to memory of 5600 1948 IEXPLORE.EXE 102 PID 1556 wrote to memory of 2976 1556 b9884f6268744008969c80e4fb0f02a6.exe 105 PID 1556 wrote to memory of 2976 1556 b9884f6268744008969c80e4fb0f02a6.exe 105 PID 1556 wrote to memory of 2976 1556 b9884f6268744008969c80e4fb0f02a6.exe 105 PID 1556 wrote to memory of 2976 1556 b9884f6268744008969c80e4fb0f02a6.exe 105 PID 1556 wrote to memory of 2976 1556 b9884f6268744008969c80e4fb0f02a6.exe 105 PID 1556 wrote to memory of 2976 1556 b9884f6268744008969c80e4fb0f02a6.exe 105 PID 1556 wrote to memory of 2976 1556 b9884f6268744008969c80e4fb0f02a6.exe 105 PID 1556 wrote to memory of 2976 1556 b9884f6268744008969c80e4fb0f02a6.exe 105 PID 1556 wrote to memory of 2976 1556 b9884f6268744008969c80e4fb0f02a6.exe 105 PID 1556 wrote to memory of 768 1556 b9884f6268744008969c80e4fb0f02a6.exe 109 PID 1556 wrote to memory of 768 1556 b9884f6268744008969c80e4fb0f02a6.exe 109 PID 1556 wrote to memory of 768 1556 b9884f6268744008969c80e4fb0f02a6.exe 109 PID 768 wrote to memory of 1336 768 iexplore.exe 110 PID 768 wrote to memory of 1336 768 iexplore.exe 110 PID 1948 wrote to memory of 2396 1948 IEXPLORE.EXE 111 PID 1948 wrote to memory of 2396 1948 IEXPLORE.EXE 111 PID 1948 wrote to memory of 2396 1948 IEXPLORE.EXE 111 PID 1556 wrote to memory of 5372 1556 b9884f6268744008969c80e4fb0f02a6.exe 114 PID 1556 wrote to memory of 5372 1556 b9884f6268744008969c80e4fb0f02a6.exe 114 PID 1556 wrote to memory of 5372 1556 b9884f6268744008969c80e4fb0f02a6.exe 114
Processes
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C:\Users\Admin\AppData\Local\Temp\b9884f6268744008969c80e4fb0f02a6.exe"C:\Users\Admin\AppData\Local\Temp\b9884f6268744008969c80e4fb0f02a6.exe"1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1556 -
C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe2⤵PID:4104
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4104 -s 2083⤵
- Program crash
PID:5904
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C:\Program Files (x86)\Internet Explorer\iexplore.exe"C:\Program Files (x86)\Internet Explorer\iexplore.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2848 -
C:\Program Files\Internet Explorer\IEXPLORE.EXE"C:\Program Files\Internet Explorer\IEXPLORE.EXE"3⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1948 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1948 CREDAT:17410 /prefetch:24⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:5600
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C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1948 CREDAT:17416 /prefetch:24⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2396
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C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe2⤵PID:2976
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2976 -s 2083⤵
- Program crash
PID:4000
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C:\Program Files (x86)\Internet Explorer\iexplore.exe"C:\Program Files (x86)\Internet Explorer\iexplore.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:768 -
C:\Program Files\Internet Explorer\IEXPLORE.EXE"C:\Program Files\Internet Explorer\IEXPLORE.EXE"3⤵
- Modifies Internet Explorer settings
PID:1336
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C:\Users\Admin\AppData\Local\Temp\acqspwjaacyjdpag.exe"C:\Users\Admin\AppData\Local\Temp\acqspwjaacyjdpag.exe"2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:5372
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4104 -ip 41041⤵PID:5724
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 2976 -ip 29761⤵PID:3516
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
15KB
MD51a545d0052b581fbb2ab4c52133846bc
SHA162f3266a9b9925cd6d98658b92adec673cbe3dd3
SHA256557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1
SHA512bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee
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Filesize
98KB
MD5b9884f6268744008969c80e4fb0f02a6
SHA18a02b168d3c8d9e1185a4fe73bde17df080b3c83
SHA256c67ebc49712b01dec338430393dedb7e86edf432caa7e6ac592e27e8cbba3607
SHA5124fc17c63c1922e0765ff08dbb67ede69d2f231f8b5a715361372ee7168e28ac9722b82eec500af602a2e28473ebe88ec60aaeb8c49b8a6189ec92aa403af6e38