Analysis
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max time kernel
108s -
max time network
116s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
11-11-2024 02:35
Static task
static1
Behavioral task
behavioral1
Sample
58b066d67afcc474035333c90f2d790efac9d7b5990b03e2f5bd86ef1263fafcN.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
58b066d67afcc474035333c90f2d790efac9d7b5990b03e2f5bd86ef1263fafcN.exe
Resource
win10v2004-20241007-en
General
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Target
58b066d67afcc474035333c90f2d790efac9d7b5990b03e2f5bd86ef1263fafcN.exe
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Size
426KB
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MD5
971be1b8811be10af38360b3acf53340
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SHA1
a8a8bbf2e490a1a3c69b85477d47b99c624451c4
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SHA256
58b066d67afcc474035333c90f2d790efac9d7b5990b03e2f5bd86ef1263fafc
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SHA512
ed9d288761fe0686309c44ef44f1bd358227d23aba42f2b5fe97370e19b7265b69686a33b9bcdb2458568603c5d2f7d47084437742b7215f811c428050e79989
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SSDEEP
12288:NbvE6fKePak2ohwTeR8N51jWy7ZOdHn3te:Nc6fXws8N51jWy7ctn3
Malware Config
Extracted
redline
norm
77.91.124.145:4125
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auth_value
1514e6c0ec3d10a36f68f61b206f5759
Signatures
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 3 IoCs
resource yara_rule behavioral2/memory/3784-2089-0x0000000005540000-0x0000000005572000-memory.dmp family_redline behavioral2/files/0x000f000000023a6e-2094.dat family_redline behavioral2/memory/5164-2103-0x0000000000740000-0x0000000000770000-memory.dmp family_redline -
Redline family
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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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation 58b066d67afcc474035333c90f2d790efac9d7b5990b03e2f5bd86ef1263fafcN.exe -
Executes dropped EXE 1 IoCs
pid Process 5164 1.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 5740 3784 WerFault.exe 82 -
System Location Discovery: System Language Discovery 1 TTPs 2 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 58b066d67afcc474035333c90f2d790efac9d7b5990b03e2f5bd86ef1263fafcN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3784 58b066d67afcc474035333c90f2d790efac9d7b5990b03e2f5bd86ef1263fafcN.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3784 wrote to memory of 5164 3784 58b066d67afcc474035333c90f2d790efac9d7b5990b03e2f5bd86ef1263fafcN.exe 86 PID 3784 wrote to memory of 5164 3784 58b066d67afcc474035333c90f2d790efac9d7b5990b03e2f5bd86ef1263fafcN.exe 86 PID 3784 wrote to memory of 5164 3784 58b066d67afcc474035333c90f2d790efac9d7b5990b03e2f5bd86ef1263fafcN.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\58b066d67afcc474035333c90f2d790efac9d7b5990b03e2f5bd86ef1263fafcN.exe"C:\Users\Admin\AppData\Local\Temp\58b066d67afcc474035333c90f2d790efac9d7b5990b03e2f5bd86ef1263fafcN.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3784 -
C:\Windows\Temp\1.exe"C:\Windows\Temp\1.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:5164
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3784 -s 14202⤵
- Program crash
PID:5740
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3784 -ip 37841⤵PID:2484
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
168KB
MD51073b2e7f778788852d3f7bb79929882
SHA17f5ca4d69e0fcaf8fe6de2e80455a8b90eb6e2c4
SHA256c46ef7b768c697e57d379ddfdfd3fb4931bf3d535730ef60feca9332e7a19feb
SHA51290cacc509128f9dfb4d96ae9e847ed61b2062297f39d03f481fb1f798b45b36a2d3a8fe2e6415bdc8ce363cf21decee5a9e080f23270395712da1fea9f4952d0