Analysis
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max time kernel
165s -
max time network
177s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
29-01-2023 18:31
Static task
static1
Behavioral task
behavioral1
Sample
3466737690a5204b110c67c3a6be935e347b21a112fafe0784950cfe907450fc.exe
Resource
win7-20220812-en
General
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Target
3466737690a5204b110c67c3a6be935e347b21a112fafe0784950cfe907450fc.exe
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Size
7.0MB
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MD5
bfa692ee18e128450fd26efefbd4cef2
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SHA1
7a29eff8584ef211223f2ddf971901dfd8960be0
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SHA256
3466737690a5204b110c67c3a6be935e347b21a112fafe0784950cfe907450fc
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SHA512
2740e8bb9df2cae6a73a02b2aacd66d40423c95738a79d92a9d86f437bb220c406bdab3ee4444316f76cf5b95e5921068b615520b3b09e903d53b569b245108b
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SSDEEP
196608:OFQ4BExN3TxQGyl+a4hBAIyVXxsGVvZVfAv4ofw0mTf7X+dRgw:OFQ4ExlTxdyl+aCfsXrJZV+4J9OdCw
Malware Config
Signatures
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Shurk
Shurk is an infostealer, written in C++ which appeared in 2021.
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Shurk Stealer payload 4 IoCs
resource yara_rule behavioral1/memory/1220-66-0x0000000000940000-0x000000000129B000-memory.dmp shurk_stealer behavioral1/memory/1220-69-0x0000000000940000-0x000000000129B000-memory.dmp shurk_stealer behavioral1/memory/1220-70-0x0000000000940000-0x000000000129B000-memory.dmp shurk_stealer behavioral1/memory/1220-73-0x0000000000940000-0x000000000129B000-memory.dmp shurk_stealer -
Executes dropped EXE 2 IoCs
pid Process 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1220 Cyberpunk2077 Trainer by Zanzer.exe -
resource yara_rule behavioral1/files/0x000b000000012315-56.dat upx behavioral1/files/0x000b000000012315-58.dat upx behavioral1/memory/1384-64-0x0000000000400000-0x0000000000821000-memory.dmp upx behavioral1/memory/1384-72-0x0000000000400000-0x0000000000821000-memory.dmp upx -
resource yara_rule behavioral1/files/0x0009000000012326-59.dat vmprotect behavioral1/files/0x0009000000012326-62.dat vmprotect behavioral1/files/0x0009000000012326-65.dat vmprotect behavioral1/memory/1220-66-0x0000000000940000-0x000000000129B000-memory.dmp vmprotect behavioral1/memory/1220-69-0x0000000000940000-0x000000000129B000-memory.dmp vmprotect behavioral1/memory/1220-70-0x0000000000940000-0x000000000129B000-memory.dmp vmprotect behavioral1/memory/1220-73-0x0000000000940000-0x000000000129B000-memory.dmp vmprotect -
Loads dropped DLL 2 IoCs
pid Process 1684 3466737690a5204b110c67c3a6be935e347b21a112fafe0784950cfe907450fc.exe 1684 3466737690a5204b110c67c3a6be935e347b21a112fafe0784950cfe907450fc.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1220 Cyberpunk2077 Trainer by Zanzer.exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1220 Cyberpunk2077 Trainer by Zanzer.exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1384 Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1684 wrote to memory of 1384 1684 3466737690a5204b110c67c3a6be935e347b21a112fafe0784950cfe907450fc.exe 28 PID 1684 wrote to memory of 1384 1684 3466737690a5204b110c67c3a6be935e347b21a112fafe0784950cfe907450fc.exe 28 PID 1684 wrote to memory of 1384 1684 3466737690a5204b110c67c3a6be935e347b21a112fafe0784950cfe907450fc.exe 28 PID 1684 wrote to memory of 1384 1684 3466737690a5204b110c67c3a6be935e347b21a112fafe0784950cfe907450fc.exe 28 PID 1684 wrote to memory of 1220 1684 3466737690a5204b110c67c3a6be935e347b21a112fafe0784950cfe907450fc.exe 29 PID 1684 wrote to memory of 1220 1684 3466737690a5204b110c67c3a6be935e347b21a112fafe0784950cfe907450fc.exe 29 PID 1684 wrote to memory of 1220 1684 3466737690a5204b110c67c3a6be935e347b21a112fafe0784950cfe907450fc.exe 29 PID 1684 wrote to memory of 1220 1684 3466737690a5204b110c67c3a6be935e347b21a112fafe0784950cfe907450fc.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\3466737690a5204b110c67c3a6be935e347b21a112fafe0784950cfe907450fc.exe"C:\Users\Admin\AppData\Local\Temp\3466737690a5204b110c67c3a6be935e347b21a112fafe0784950cfe907450fc.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1684 -
C:\Users\Admin\AppData\Roaming\Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe"C:\Users\Admin\AppData\Roaming\Cyberpunk2077 Trainer by Zanzer (+19)[v1.12].exe"2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1384
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C:\Users\Admin\AppData\Roaming\Cyberpunk2077 Trainer by Zanzer.exe"C:\Users\Admin\AppData\Roaming\Cyberpunk2077 Trainer by Zanzer.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:1220
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1.4MB
MD58a95f62223e6e023061ccbfbf7da9ddd
SHA1d9dc768871b63ae1ae891e61ac305522962cfb44
SHA25670cca864b07833cb22f05791a985e994b6df8a7d822f704a09b6439642809173
SHA5121c178f8a03fb887cc68ca1058f71e30bf953134468840028a76e1a2532a86721cbd2267f0a87ece559026159c29648b63ba9c85ba00ceb1762b9465e0a99abbc
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Filesize
5.7MB
MD59c71ce719407ea94cc5b5741c03f6d02
SHA1a09529f3e357278121041c75329fe5185c04754a
SHA256075a2340456e0912827ae012e4e41e0eb38fb0198ae0a72cfaeededb36aef81e
SHA512649cb9a559ecb7d865434f072a5ee3d450ca64cc05ee6a94c8331091f0cce5d84cac4bf07a64234b5272b68beb470a1df0d1e40336ba3269f7c1c3656c3040d7
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Filesize
5.7MB
MD59c71ce719407ea94cc5b5741c03f6d02
SHA1a09529f3e357278121041c75329fe5185c04754a
SHA256075a2340456e0912827ae012e4e41e0eb38fb0198ae0a72cfaeededb36aef81e
SHA512649cb9a559ecb7d865434f072a5ee3d450ca64cc05ee6a94c8331091f0cce5d84cac4bf07a64234b5272b68beb470a1df0d1e40336ba3269f7c1c3656c3040d7
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Filesize
1.4MB
MD58a95f62223e6e023061ccbfbf7da9ddd
SHA1d9dc768871b63ae1ae891e61ac305522962cfb44
SHA25670cca864b07833cb22f05791a985e994b6df8a7d822f704a09b6439642809173
SHA5121c178f8a03fb887cc68ca1058f71e30bf953134468840028a76e1a2532a86721cbd2267f0a87ece559026159c29648b63ba9c85ba00ceb1762b9465e0a99abbc
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Filesize
5.7MB
MD59c71ce719407ea94cc5b5741c03f6d02
SHA1a09529f3e357278121041c75329fe5185c04754a
SHA256075a2340456e0912827ae012e4e41e0eb38fb0198ae0a72cfaeededb36aef81e
SHA512649cb9a559ecb7d865434f072a5ee3d450ca64cc05ee6a94c8331091f0cce5d84cac4bf07a64234b5272b68beb470a1df0d1e40336ba3269f7c1c3656c3040d7