Analysis
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max time kernel
148s -
max time network
152s -
platform
windows11-21h2_x64 -
resource
win11-20250207-en -
resource tags
arch:x64arch:x86image:win11-20250207-enlocale:en-usos:windows11-21h2-x64system -
submitted
09-02-2025 18:24
Static task
static1
Behavioral task
behavioral1
Sample
41m98slk.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
41m98slk.exe
Resource
win10ltsc2021-20250207-en
General
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Target
41m98slk.exe
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Size
4.5MB
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MD5
f9e90bb2c2cc243057e40440e49f3ed1
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SHA1
69631cb253a757f61f5f894e6896740ee3808dc5
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SHA256
bede457084899e1c6a0e0779ed1b4534add18fd2041724f4635360fda522b6da
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SHA512
0ce38ca30c7ba8627d26dea32df685ef8be3c4be32dab4875fa9e1a48627cb2ad1038d9e08a92159ba69a7b6d6967fe36ab9d1645ed13a6d5f51193e1d828714
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SSDEEP
98304:G5a9IjDIhxKtPTFELvmpuwPsz63Ob0lecb6UdLxeOQ:G5aG/x7Fmssz63MEeo75
Malware Config
Extracted
danabot
49.0.50.0:57
51.0.52.0:0
53.0.54.0:1200
55.0.56.0:65535
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type
loader
Signatures
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Danabot family
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Blocklisted process makes network request 10 IoCs
flow pid Process 1 2340 rundll32.exe 6 2340 rundll32.exe 11 2340 rundll32.exe 13 2340 rundll32.exe 15 2340 rundll32.exe 16 2340 rundll32.exe 17 2340 rundll32.exe 18 2340 rundll32.exe 19 2340 rundll32.exe 21 2340 rundll32.exe -
Downloads MZ/PE file 1 IoCs
flow pid Process 10 3376 Process not Found -
Loads dropped DLL 2 IoCs
pid Process 2340 rundll32.exe 2340 rundll32.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 2720 3836 WerFault.exe 82 -
System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 41m98slk.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WMIC.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MicrosoftEdgeUpdate.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 1180 MicrosoftEdgeUpdate.exe -
Checks processor information in registry 2 TTPs 19 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString rundll32.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 rundll32.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor rundll32.exe Key value enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1 rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\ProcessorNameString rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Component Information rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\VendorIdentifier rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Component Information rundll32.exe Key value enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 rundll32.exe Key enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\FeatureSet rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Identifier rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Configuration Data rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier rundll32.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1 rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Update Revision rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\~MHz rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Revision rundll32.exe -
Suspicious use of AdjustPrivilegeToken 42 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 4880 WMIC.exe Token: SeSecurityPrivilege 4880 WMIC.exe Token: SeTakeOwnershipPrivilege 4880 WMIC.exe Token: SeLoadDriverPrivilege 4880 WMIC.exe Token: SeSystemProfilePrivilege 4880 WMIC.exe Token: SeSystemtimePrivilege 4880 WMIC.exe Token: SeProfSingleProcessPrivilege 4880 WMIC.exe Token: SeIncBasePriorityPrivilege 4880 WMIC.exe Token: SeCreatePagefilePrivilege 4880 WMIC.exe Token: SeBackupPrivilege 4880 WMIC.exe Token: SeRestorePrivilege 4880 WMIC.exe Token: SeShutdownPrivilege 4880 WMIC.exe Token: SeDebugPrivilege 4880 WMIC.exe Token: SeSystemEnvironmentPrivilege 4880 WMIC.exe Token: SeRemoteShutdownPrivilege 4880 WMIC.exe Token: SeUndockPrivilege 4880 WMIC.exe Token: SeManageVolumePrivilege 4880 WMIC.exe Token: 33 4880 WMIC.exe Token: 34 4880 WMIC.exe Token: 35 4880 WMIC.exe Token: 36 4880 WMIC.exe Token: SeIncreaseQuotaPrivilege 4880 WMIC.exe Token: SeSecurityPrivilege 4880 WMIC.exe Token: SeTakeOwnershipPrivilege 4880 WMIC.exe Token: SeLoadDriverPrivilege 4880 WMIC.exe Token: SeSystemProfilePrivilege 4880 WMIC.exe Token: SeSystemtimePrivilege 4880 WMIC.exe Token: SeProfSingleProcessPrivilege 4880 WMIC.exe Token: SeIncBasePriorityPrivilege 4880 WMIC.exe Token: SeCreatePagefilePrivilege 4880 WMIC.exe Token: SeBackupPrivilege 4880 WMIC.exe Token: SeRestorePrivilege 4880 WMIC.exe Token: SeShutdownPrivilege 4880 WMIC.exe Token: SeDebugPrivilege 4880 WMIC.exe Token: SeSystemEnvironmentPrivilege 4880 WMIC.exe Token: SeRemoteShutdownPrivilege 4880 WMIC.exe Token: SeUndockPrivilege 4880 WMIC.exe Token: SeManageVolumePrivilege 4880 WMIC.exe Token: 33 4880 WMIC.exe Token: 34 4880 WMIC.exe Token: 35 4880 WMIC.exe Token: 36 4880 WMIC.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 3836 wrote to memory of 4576 3836 41m98slk.exe 84 PID 3836 wrote to memory of 4576 3836 41m98slk.exe 84 PID 3836 wrote to memory of 4576 3836 41m98slk.exe 84 PID 4576 wrote to memory of 4880 4576 cmd.exe 86 PID 4576 wrote to memory of 4880 4576 cmd.exe 86 PID 4576 wrote to memory of 4880 4576 cmd.exe 86 PID 3836 wrote to memory of 2340 3836 41m98slk.exe 87 PID 3836 wrote to memory of 2340 3836 41m98slk.exe 87 PID 3836 wrote to memory of 2340 3836 41m98slk.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\41m98slk.exe"C:\Users\Admin\AppData\Local\Temp\41m98slk.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3836 -
C:\Windows\SysWOW64\cmd.execmd.exe /C wmic diskdrive where "DeviceID=\'c:\'" get SerialNumber /value2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4576 -
C:\Windows\SysWOW64\Wbem\WMIC.exewmic diskdrive where "DeviceID=\'c:\'" get SerialNumber /value3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4880
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\system32\rundll32.exe" "C:\Users\Admin\AppData\Local\Temp\.ses",start2⤵
- Blocklisted process makes network request
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Checks processor information in registry
PID:2340
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3836 -s 4242⤵
- Program crash
PID:2720
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3836 -ip 38361⤵PID:2072
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C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PG9lbSBwcm9kdWN0X21hbnVmYWN0dXJlcj0iIiBwcm9kdWN0X25hbWU9IiIvPjxleHAgZXRhZz0iJnF1b3Q7RSt4YkF6Nlk2c1UxMjg5YlM2cWw0VlJMYmtqZkJVR1RNSnNqckhyNDRpST0mcXVvdDsiLz48YXBwIGFwcGlkPSJ7OEE2OUQzNDUtRDU2NC00NjNjLUFGRjEtQTY5RDlFNTMwRjk2fSIgdmVyc2lvbj0iMTIzLjAuNjMxMi4xMjMiIG5leHR2ZXJzaW9uPSIiIGxhbmc9ImVuIiBicmFuZD0iR0dMUyIgY2xpZW50PSIiIGluc3RhbGxhZ2U9IjEiIGluc3RhbGxkYXRldGltZT0iMTczODk1NTk3NyIgb29iZV9pbnN0YWxsX3RpbWU9IjEzMzgzNDI4NTM1NTkwMDAwMCI-PGV2ZW50IGV2ZW50dHlwZT0iMzEiIGV2ZW50cmVzdWx0PSIxIiBlcnJvcmNvZGU9IjAiIGV4dHJhY29kZTE9IjIxNzk4NjIiIHN5c3RlbV91cHRpbWVfdGlja3M9IjQ4MTk3OTE0ODIiLz48L2FwcD48L3JlcXVlc3Q-1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:1180
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
4.0MB
MD569dc87aa0cd2c9443ec29133531a9253
SHA1fd101ef10e8a589da85fbd5debb8692efcddd195
SHA2565fe7827f79878fdaf44e94f312bf07350121cc3cabd185ee07a7bd14a559d4df
SHA512a715017af242a987b1d6d5b7565facac4b913020c3cc4eee8cd4021b1f3c255372d710b69ca1836248d915b6e8d041468440f7789c842c832b0d51bc77560db5