Analysis
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max time kernel
111s -
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
16-11-2024 12:42
Static task
static1
Behavioral task
behavioral1
Sample
830b5f81a3a9e9f5d4222118331f2b85f06b32af6e965d90546bb33e31503f35.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
830b5f81a3a9e9f5d4222118331f2b85f06b32af6e965d90546bb33e31503f35.exe
Resource
win10v2004-20241007-en
General
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Target
830b5f81a3a9e9f5d4222118331f2b85f06b32af6e965d90546bb33e31503f35.exe
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Size
426KB
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MD5
cf4f987e1a2830d066ea9978df1a3ff6
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SHA1
4adf678a8513207925f7e7f528baa0ca0782c22f
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SHA256
830b5f81a3a9e9f5d4222118331f2b85f06b32af6e965d90546bb33e31503f35
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SHA512
abfaf310914566fc77f7b73255a98fae453864a8c751b9fea2370649682bfc1527f9d9520dfab5e22e289f68d511601c3d9a534c66927c8193ee2be62891d564
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SSDEEP
6144:J5GqdxkaGma2QEllm6qiU8dpaEDmDka4I0pG7NPwJOxELmiXGQrOHqY1QJDL:J5Gqdxk1qlfS0OD4I0piPJNQrkL2ZL
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
Processes:
resource yara_rule behavioral2/memory/4724-2089-0x0000000005540000-0x0000000005572000-memory.dmp family_redline behavioral2/files/0x00030000000229b6-2094.dat family_redline behavioral2/memory/2448-2104-0x00000000001B0000-0x00000000001E0000-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:
830b5f81a3a9e9f5d4222118331f2b85f06b32af6e965d90546bb33e31503f35.exedescription ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation 830b5f81a3a9e9f5d4222118331f2b85f06b32af6e965d90546bb33e31503f35.exe -
Executes dropped EXE 1 IoCs
Processes:
1.exepid Process 2448 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 procid_target 2460 4724 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.
Processes:
1.exe830b5f81a3a9e9f5d4222118331f2b85f06b32af6e965d90546bb33e31503f35.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 830b5f81a3a9e9f5d4222118331f2b85f06b32af6e965d90546bb33e31503f35.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
830b5f81a3a9e9f5d4222118331f2b85f06b32af6e965d90546bb33e31503f35.exedescription pid Process Token: SeDebugPrivilege 4724 830b5f81a3a9e9f5d4222118331f2b85f06b32af6e965d90546bb33e31503f35.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
830b5f81a3a9e9f5d4222118331f2b85f06b32af6e965d90546bb33e31503f35.exedescription pid Process procid_target PID 4724 wrote to memory of 2448 4724 830b5f81a3a9e9f5d4222118331f2b85f06b32af6e965d90546bb33e31503f35.exe 87 PID 4724 wrote to memory of 2448 4724 830b5f81a3a9e9f5d4222118331f2b85f06b32af6e965d90546bb33e31503f35.exe 87 PID 4724 wrote to memory of 2448 4724 830b5f81a3a9e9f5d4222118331f2b85f06b32af6e965d90546bb33e31503f35.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\830b5f81a3a9e9f5d4222118331f2b85f06b32af6e965d90546bb33e31503f35.exe"C:\Users\Admin\AppData\Local\Temp\830b5f81a3a9e9f5d4222118331f2b85f06b32af6e965d90546bb33e31503f35.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4724 -
C:\Windows\Temp\1.exe"C:\Windows\Temp\1.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2448
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4724 -s 13082⤵
- Program crash
PID:2460
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4724 -ip 47241⤵PID:1456
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
168KB
MD51073b2e7f778788852d3f7bb79929882
SHA17f5ca4d69e0fcaf8fe6de2e80455a8b90eb6e2c4
SHA256c46ef7b768c697e57d379ddfdfd3fb4931bf3d535730ef60feca9332e7a19feb
SHA51290cacc509128f9dfb4d96ae9e847ed61b2062297f39d03f481fb1f798b45b36a2d3a8fe2e6415bdc8ce363cf21decee5a9e080f23270395712da1fea9f4952d0