Analysis
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max time kernel
119s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
03-12-2024 10:10
Static task
static1
Behavioral task
behavioral1
Sample
e92768496434fd38c23e0b3c581499ea8bca541e77f45179a04850abdc7f9d1bN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
e92768496434fd38c23e0b3c581499ea8bca541e77f45179a04850abdc7f9d1bN.exe
Resource
win10v2004-20241007-en
General
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Target
e92768496434fd38c23e0b3c581499ea8bca541e77f45179a04850abdc7f9d1bN.exe
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Size
424KB
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MD5
826dbd9678905b3773f5609a0c51a240
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SHA1
185a02664839ff4f70b0d49500c2c944ef008e7a
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SHA256
e92768496434fd38c23e0b3c581499ea8bca541e77f45179a04850abdc7f9d1b
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SHA512
fe3f2296517c00b05b77f573028f3c38a33e66b3debeb9d33ebaec795c67a271ca467f0c205be4238e6959ca6e301b0b1163ea19200267d5e0c0d0e217312994
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SSDEEP
12288:TiAMagnYfSn/8Pt44URdZutqiPDk/NPJBx55he:CayLn/o/URdZ/i0PJBxPh
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/1216-2089-0x0000000005570000-0x00000000055A2000-memory.dmp family_redline behavioral2/files/0x0008000000023c84-2094.dat family_redline behavioral2/memory/2568-2103-0x0000000000B20000-0x0000000000B50000-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-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation e92768496434fd38c23e0b3c581499ea8bca541e77f45179a04850abdc7f9d1bN.exe -
Executes dropped EXE 1 IoCs
pid Process 2568 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 2684 1216 WerFault.exe 83 -
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 e92768496434fd38c23e0b3c581499ea8bca541e77f45179a04850abdc7f9d1bN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1216 e92768496434fd38c23e0b3c581499ea8bca541e77f45179a04850abdc7f9d1bN.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1216 wrote to memory of 2568 1216 e92768496434fd38c23e0b3c581499ea8bca541e77f45179a04850abdc7f9d1bN.exe 84 PID 1216 wrote to memory of 2568 1216 e92768496434fd38c23e0b3c581499ea8bca541e77f45179a04850abdc7f9d1bN.exe 84 PID 1216 wrote to memory of 2568 1216 e92768496434fd38c23e0b3c581499ea8bca541e77f45179a04850abdc7f9d1bN.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\e92768496434fd38c23e0b3c581499ea8bca541e77f45179a04850abdc7f9d1bN.exe"C:\Users\Admin\AppData\Local\Temp\e92768496434fd38c23e0b3c581499ea8bca541e77f45179a04850abdc7f9d1bN.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1216 -
C:\Windows\Temp\1.exe"C:\Windows\Temp\1.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2568
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1216 -s 13042⤵
- Program crash
PID:2684
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1216 -ip 12161⤵PID:2772
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
168KB
MD51073b2e7f778788852d3f7bb79929882
SHA17f5ca4d69e0fcaf8fe6de2e80455a8b90eb6e2c4
SHA256c46ef7b768c697e57d379ddfdfd3fb4931bf3d535730ef60feca9332e7a19feb
SHA51290cacc509128f9dfb4d96ae9e847ed61b2062297f39d03f481fb1f798b45b36a2d3a8fe2e6415bdc8ce363cf21decee5a9e080f23270395712da1fea9f4952d0