Analysis
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max time kernel
150s -
max time network
149s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
19-02-2021 01:19
Static task
static1
Behavioral task
behavioral1
Sample
3c55ce0720097ed56bf705f6361a660c.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
3c55ce0720097ed56bf705f6361a660c.exe
Resource
win10v20201028
General
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Target
3c55ce0720097ed56bf705f6361a660c.exe
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Size
622KB
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MD5
3c55ce0720097ed56bf705f6361a660c
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SHA1
4702e863e6e0484f5329c0938b3b4e7c93225467
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SHA256
42b653a004ebf20afd1797fa69fe13dc18c07281befd059d21c3f5f994b33723
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SHA512
afe3d396d228259c5e3c761e9ce2ac506ea158deebe4be676fcf6f09047c93a9ccfe27e7e116ec10295cab6bbaaf7ff17fecbe33d44bfc2a97c14825deb61256
Malware Config
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 2 IoCs
Processes:
resource yara_rule behavioral2/memory/188-11-0x00000000027E0000-0x0000000002809000-memory.dmp family_redline behavioral2/memory/188-13-0x0000000004F50000-0x0000000004F77000-memory.dmp family_redline -
Executes dropped EXE 1 IoCs
Processes:
noabu.exepid process 188 noabu.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 17 ip-api.com -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
3c55ce0720097ed56bf705f6361a660c.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 3c55ce0720097ed56bf705f6361a660c.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 3c55ce0720097ed56bf705f6361a660c.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
noabu.exedescription pid process Token: SeDebugPrivilege 188 noabu.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
3c55ce0720097ed56bf705f6361a660c.exedescription pid process target process PID 1316 wrote to memory of 188 1316 3c55ce0720097ed56bf705f6361a660c.exe noabu.exe PID 1316 wrote to memory of 188 1316 3c55ce0720097ed56bf705f6361a660c.exe noabu.exe PID 1316 wrote to memory of 188 1316 3c55ce0720097ed56bf705f6361a660c.exe noabu.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3c55ce0720097ed56bf705f6361a660c.exe"C:\Users\Admin\AppData\Local\Temp\3c55ce0720097ed56bf705f6361a660c.exe"1⤵
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:1316 -
C:\Users\Admin\AppData\Roaming\paperships\noabu.exenoabu.exe2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:188
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Roaming\paperships\noabu.exeMD5
41ccae281672141f14028e730c70b618
SHA102de56652fa90ab1304c4b22f394ba9d5e132dfd
SHA2560e09d3298aae4a2a440ae32321a8f6db607e9cb072156b17eb8fb12b212c1cf6
SHA512e59a4a14c27365fad90b08feaca57c825f4c6c74b0f551ab0fc652b366d78a26672f85ef37f25249c8d92fe4163773a19eb494ca27cf54fc2d0c704dcfdc95c4
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C:\Users\Admin\AppData\Roaming\paperships\noabu.exeMD5
41ccae281672141f14028e730c70b618
SHA102de56652fa90ab1304c4b22f394ba9d5e132dfd
SHA2560e09d3298aae4a2a440ae32321a8f6db607e9cb072156b17eb8fb12b212c1cf6
SHA512e59a4a14c27365fad90b08feaca57c825f4c6c74b0f551ab0fc652b366d78a26672f85ef37f25249c8d92fe4163773a19eb494ca27cf54fc2d0c704dcfdc95c4
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memory/188-15-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/188-26-0x0000000005F70000-0x0000000005F71000-memory.dmpFilesize
4KB
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memory/188-16-0x0000000005020000-0x0000000005021000-memory.dmpFilesize
4KB
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memory/188-25-0x0000000005024000-0x0000000005026000-memory.dmpFilesize
8KB
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memory/188-8-0x0000000000CF0000-0x0000000000CF1000-memory.dmpFilesize
4KB
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memory/188-9-0x00000000028D0000-0x00000000028D1000-memory.dmpFilesize
4KB
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memory/188-10-0x0000000072D70000-0x000000007345E000-memory.dmpFilesize
6.9MB
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memory/188-11-0x00000000027E0000-0x0000000002809000-memory.dmpFilesize
164KB
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memory/188-12-0x0000000005030000-0x0000000005031000-memory.dmpFilesize
4KB
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memory/188-14-0x0000000000980000-0x00000000009B5000-memory.dmpFilesize
212KB
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memory/188-24-0x0000000005DF0000-0x0000000005DF1000-memory.dmpFilesize
4KB
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memory/188-5-0x0000000000000000-mapping.dmp
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memory/188-13-0x0000000004F50000-0x0000000004F77000-memory.dmpFilesize
156KB
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memory/188-17-0x0000000005022000-0x0000000005023000-memory.dmpFilesize
4KB
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memory/188-18-0x0000000005023000-0x0000000005024000-memory.dmpFilesize
4KB
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memory/188-19-0x0000000004F80000-0x0000000004F81000-memory.dmpFilesize
4KB
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memory/188-20-0x0000000005540000-0x0000000005541000-memory.dmpFilesize
4KB
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memory/188-21-0x00000000055C0000-0x00000000055C1000-memory.dmpFilesize
4KB
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memory/188-22-0x0000000005C60000-0x0000000005C61000-memory.dmpFilesize
4KB
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memory/188-23-0x0000000005C80000-0x0000000005C81000-memory.dmpFilesize
4KB
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memory/1316-4-0x0000000000400000-0x00000000004D5000-memory.dmpFilesize
852KB
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memory/1316-3-0x0000000000C40000-0x0000000000D0F000-memory.dmpFilesize
828KB
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memory/1316-2-0x0000000000C40000-0x0000000000C41000-memory.dmpFilesize
4KB