Analysis
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max time kernel
129s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
25-12-2022 17:01
Static task
static1
Behavioral task
behavioral1
Sample
775f35230e0d3bd996440811af08110905803280094996a22b02f6b7b85c6b32.exe
Resource
win10v2004-20220812-en
General
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Target
775f35230e0d3bd996440811af08110905803280094996a22b02f6b7b85c6b32.exe
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Size
399KB
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MD5
ac508206006eb41c605373e9793e7622
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SHA1
3223ac24de6fd4650bbcf1495e73944085bc0e07
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SHA256
775f35230e0d3bd996440811af08110905803280094996a22b02f6b7b85c6b32
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SHA512
9aa4d2d50a915919f1f238f0838636cfa6f7fc3e634508f5a110ac4097c919d9076753612af7c2e1c9013281ca4e1a209743560d2f0f01c8c9329c47b113ba2c
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SSDEEP
6144:RXryh+05ufk0kBRgujnFTuSh9NjYAO8tkoFXs0dCIwWFVDN:RXryh+05ufk0kRjESimqoFXshIwWjN
Malware Config
Extracted
redline
11
79.137.202.18:45218
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auth_value
107e09eee63158d2488feb03dac75204
Signatures
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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Uses the VBS compiler for execution 1 TTPs
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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Suspicious use of SetThreadContext 1 IoCs
Processes:
775f35230e0d3bd996440811af08110905803280094996a22b02f6b7b85c6b32.exedescription pid process target process PID 4716 set thread context of 1756 4716 775f35230e0d3bd996440811af08110905803280094996a22b02f6b7b85c6b32.exe vbc.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 5096 4716 WerFault.exe 775f35230e0d3bd996440811af08110905803280094996a22b02f6b7b85c6b32.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
vbc.exepid process 1756 vbc.exe 1756 vbc.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
vbc.exedescription pid process Token: SeDebugPrivilege 1756 vbc.exe -
Suspicious use of WriteProcessMemory 5 IoCs
Processes:
775f35230e0d3bd996440811af08110905803280094996a22b02f6b7b85c6b32.exedescription pid process target process PID 4716 wrote to memory of 1756 4716 775f35230e0d3bd996440811af08110905803280094996a22b02f6b7b85c6b32.exe vbc.exe PID 4716 wrote to memory of 1756 4716 775f35230e0d3bd996440811af08110905803280094996a22b02f6b7b85c6b32.exe vbc.exe PID 4716 wrote to memory of 1756 4716 775f35230e0d3bd996440811af08110905803280094996a22b02f6b7b85c6b32.exe vbc.exe PID 4716 wrote to memory of 1756 4716 775f35230e0d3bd996440811af08110905803280094996a22b02f6b7b85c6b32.exe vbc.exe PID 4716 wrote to memory of 1756 4716 775f35230e0d3bd996440811af08110905803280094996a22b02f6b7b85c6b32.exe vbc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\775f35230e0d3bd996440811af08110905803280094996a22b02f6b7b85c6b32.exe"C:\Users\Admin\AppData\Local\Temp\775f35230e0d3bd996440811af08110905803280094996a22b02f6b7b85c6b32.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4716 -s 2722⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 4716 -ip 47161⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1756-132-0x0000000000000000-mapping.dmp
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memory/1756-133-0x0000000000790000-0x00000000007C2000-memory.dmpFilesize
200KB
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memory/1756-138-0x0000000005680000-0x0000000005C98000-memory.dmpFilesize
6.1MB
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memory/1756-139-0x0000000005170000-0x000000000527A000-memory.dmpFilesize
1.0MB
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memory/1756-140-0x0000000002BD0000-0x0000000002BE2000-memory.dmpFilesize
72KB
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memory/1756-141-0x00000000050A0000-0x00000000050DC000-memory.dmpFilesize
240KB
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memory/1756-142-0x0000000005450000-0x00000000054E2000-memory.dmpFilesize
584KB
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memory/1756-143-0x0000000006250000-0x00000000067F4000-memory.dmpFilesize
5.6MB
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memory/1756-144-0x00000000054F0000-0x0000000005556000-memory.dmpFilesize
408KB
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memory/1756-145-0x0000000006040000-0x00000000060B6000-memory.dmpFilesize
472KB
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memory/1756-146-0x00000000060C0000-0x0000000006110000-memory.dmpFilesize
320KB
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memory/1756-147-0x00000000076A0000-0x0000000007862000-memory.dmpFilesize
1.8MB
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memory/1756-148-0x0000000007DA0000-0x00000000082CC000-memory.dmpFilesize
5.2MB