Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
14-11-2024 00:02
Static task
static1
Behavioral task
behavioral1
Sample
7b2a5892fdf9193fb4bd5aee6db9c43a924c061175e92380a9b111119857fa1eN.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
7b2a5892fdf9193fb4bd5aee6db9c43a924c061175e92380a9b111119857fa1eN.exe
Resource
win10v2004-20241007-en
General
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Target
7b2a5892fdf9193fb4bd5aee6db9c43a924c061175e92380a9b111119857fa1eN.exe
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Size
582KB
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MD5
e34f12b89a6b7477e59bfca4e56d1ed0
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SHA1
f2f3a16c5f858b7174e2e35f7eb6cfe067b1201e
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SHA256
7b2a5892fdf9193fb4bd5aee6db9c43a924c061175e92380a9b111119857fa1e
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SHA512
687f877a2e13c01d19b152f53de1c84585b5df87bee9bd401b61b57878aa1de767bfc16901d9c075d7b183b9bce454d77ff0f362279b14734cc8de3b3a27ebd1
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SSDEEP
12288:4788qGmnjbGIT8ugcTTfiWijb/F5xPgJk6Pnr:C83nEJcTTfinbd5xPgJkyr
Malware Config
Extracted
redline
gena
185.161.248.73:4164
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auth_value
d05bf43eef533e262271449829751d07
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
Processes:
resource yara_rule behavioral2/memory/4852-2155-0x0000000005890000-0x00000000058C2000-memory.dmp family_redline C:\Windows\Temp\1.exe family_redline behavioral2/memory/3296-2168-0x0000000000190000-0x00000000001BE000-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.
Processes:
7b2a5892fdf9193fb4bd5aee6db9c43a924c061175e92380a9b111119857fa1eN.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation 7b2a5892fdf9193fb4bd5aee6db9c43a924c061175e92380a9b111119857fa1eN.exe -
Executes dropped EXE 1 IoCs
Processes:
1.exepid process 3296 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
Processes:
WerFault.exepid pid_target process target process 1636 4852 WerFault.exe 7b2a5892fdf9193fb4bd5aee6db9c43a924c061175e92380a9b111119857fa1eN.exe -
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.
Processes:
7b2a5892fdf9193fb4bd5aee6db9c43a924c061175e92380a9b111119857fa1eN.exe1.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7b2a5892fdf9193fb4bd5aee6db9c43a924c061175e92380a9b111119857fa1eN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
7b2a5892fdf9193fb4bd5aee6db9c43a924c061175e92380a9b111119857fa1eN.exedescription pid process Token: SeDebugPrivilege 4852 7b2a5892fdf9193fb4bd5aee6db9c43a924c061175e92380a9b111119857fa1eN.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
7b2a5892fdf9193fb4bd5aee6db9c43a924c061175e92380a9b111119857fa1eN.exedescription pid process target process PID 4852 wrote to memory of 3296 4852 7b2a5892fdf9193fb4bd5aee6db9c43a924c061175e92380a9b111119857fa1eN.exe 1.exe PID 4852 wrote to memory of 3296 4852 7b2a5892fdf9193fb4bd5aee6db9c43a924c061175e92380a9b111119857fa1eN.exe 1.exe PID 4852 wrote to memory of 3296 4852 7b2a5892fdf9193fb4bd5aee6db9c43a924c061175e92380a9b111119857fa1eN.exe 1.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\7b2a5892fdf9193fb4bd5aee6db9c43a924c061175e92380a9b111119857fa1eN.exe"C:\Users\Admin\AppData\Local\Temp\7b2a5892fdf9193fb4bd5aee6db9c43a924c061175e92380a9b111119857fa1eN.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4852 -
C:\Windows\Temp\1.exe"C:\Windows\Temp\1.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3296
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4852 -s 14602⤵
- Program crash
PID:1636
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4852 -ip 48521⤵PID:4216
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
168KB
MD5f16fb63d4e551d3808e8f01f2671b57e
SHA1781153ad6235a1152da112de1fb39a6f2d063575
SHA2568a34627d2a802a7222661926a21bfe7e05835d8dca23459a50c62ccac4619581
SHA512fad96ade34ff0637238ebf22941dcf21d9ddbe41e10b04d32a904c6018e0c9914345fc86e0ef8c27b95e3813eb60af233b2e47a585c150b9d1c14d48906f78cf