Analysis
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max time kernel
131s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
16-04-2023 06:52
Static task
static1
Behavioral task
behavioral1
Sample
f88379098bb85c77bd95a3ad616654fb44061f732eae2a464cb3d6007012f1df.exe
Resource
win10v2004-20230220-en
General
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Target
f88379098bb85c77bd95a3ad616654fb44061f732eae2a464cb3d6007012f1df.exe
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Size
467KB
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MD5
d1e376bbe9fd4ce0cc52ed639a907d12
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SHA1
e4392df2c1cbfe94050dae473736c34a61e8e3d0
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SHA256
f88379098bb85c77bd95a3ad616654fb44061f732eae2a464cb3d6007012f1df
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SHA512
5377059b7e23cdcfc25bc122f3a2427acda47b4ebcba5b8d62dfa023863a8938a42283eaf89259af312e87b5b6b15134d2ae21922695975604665456fa3f5ac2
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SSDEEP
12288:OWf0Oug4Q5JE77fM42TqWAyCDkUaZhiTO0:OQ05gJA7U42ZHCAUEiT1
Malware Config
Extracted
vidar
3.4
e749025c61b2caca10aa829a9e1a65a1
https://steamcommunity.com/profiles/76561199494593681
https://t.me/auftriebs
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profile_id_v2
e749025c61b2caca10aa829a9e1a65a1
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user_agent
Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:105.0) Gecko/20100101 Firefox/105.0
Extracted
laplas
http://185.106.92.74
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api_key
bc2dceabe69fa26dbf4dd8295d65e03e1990633a88c1c8410825c9266b239396
Signatures
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Downloads MZ/PE file
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Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\International\Geo\Nation f88379098bb85c77bd95a3ad616654fb44061f732eae2a464cb3d6007012f1df.exe Key value queried \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\International\Geo\Nation 48558440140961977066.exe -
Executes dropped EXE 3 IoCs
pid Process 3388 48558440140961977066.exe 1052 47132981337018793937.exe 3448 svcservice.exe -
Loads dropped DLL 2 IoCs
pid Process 4260 f88379098bb85c77bd95a3ad616654fb44061f732eae2a464cb3d6007012f1df.exe 4260 f88379098bb85c77bd95a3ad616654fb44061f732eae2a464cb3d6007012f1df.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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resource yara_rule behavioral1/files/0x0006000000023155-239.dat upx behavioral1/files/0x0006000000023155-241.dat upx behavioral1/files/0x0006000000023155-242.dat upx behavioral1/memory/1052-244-0x0000000000010000-0x0000000000E73000-memory.dmp upx behavioral1/memory/1052-245-0x0000000000010000-0x0000000000E73000-memory.dmp upx -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\telemetry = "C:\\Users\\Admin\\AppData\\Roaming\\telemetry\\svcservice.exe" 48558440140961977066.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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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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Program crash 1 IoCs
pid pid_target Process procid_target 4688 4260 WerFault.exe 82 -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 f88379098bb85c77bd95a3ad616654fb44061f732eae2a464cb3d6007012f1df.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString f88379098bb85c77bd95a3ad616654fb44061f732eae2a464cb3d6007012f1df.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 3784 timeout.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4260 f88379098bb85c77bd95a3ad616654fb44061f732eae2a464cb3d6007012f1df.exe 4260 f88379098bb85c77bd95a3ad616654fb44061f732eae2a464cb3d6007012f1df.exe 3388 48558440140961977066.exe 3388 48558440140961977066.exe 3448 svcservice.exe 3448 svcservice.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 4260 wrote to memory of 3388 4260 f88379098bb85c77bd95a3ad616654fb44061f732eae2a464cb3d6007012f1df.exe 89 PID 4260 wrote to memory of 3388 4260 f88379098bb85c77bd95a3ad616654fb44061f732eae2a464cb3d6007012f1df.exe 89 PID 4260 wrote to memory of 3388 4260 f88379098bb85c77bd95a3ad616654fb44061f732eae2a464cb3d6007012f1df.exe 89 PID 4260 wrote to memory of 1052 4260 f88379098bb85c77bd95a3ad616654fb44061f732eae2a464cb3d6007012f1df.exe 91 PID 4260 wrote to memory of 1052 4260 f88379098bb85c77bd95a3ad616654fb44061f732eae2a464cb3d6007012f1df.exe 91 PID 1052 wrote to memory of 640 1052 47132981337018793937.exe 92 PID 1052 wrote to memory of 640 1052 47132981337018793937.exe 92 PID 640 wrote to memory of 3280 640 cmd.exe 94 PID 640 wrote to memory of 3280 640 cmd.exe 94 PID 4260 wrote to memory of 1652 4260 f88379098bb85c77bd95a3ad616654fb44061f732eae2a464cb3d6007012f1df.exe 95 PID 4260 wrote to memory of 1652 4260 f88379098bb85c77bd95a3ad616654fb44061f732eae2a464cb3d6007012f1df.exe 95 PID 4260 wrote to memory of 1652 4260 f88379098bb85c77bd95a3ad616654fb44061f732eae2a464cb3d6007012f1df.exe 95 PID 1652 wrote to memory of 3784 1652 cmd.exe 98 PID 1652 wrote to memory of 3784 1652 cmd.exe 98 PID 1652 wrote to memory of 3784 1652 cmd.exe 98 PID 3388 wrote to memory of 3448 3388 48558440140961977066.exe 100 PID 3388 wrote to memory of 3448 3388 48558440140961977066.exe 100 PID 3388 wrote to memory of 3448 3388 48558440140961977066.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\f88379098bb85c77bd95a3ad616654fb44061f732eae2a464cb3d6007012f1df.exe"C:\Users\Admin\AppData\Local\Temp\f88379098bb85c77bd95a3ad616654fb44061f732eae2a464cb3d6007012f1df.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4260 -
C:\ProgramData\48558440140961977066.exe"C:\ProgramData\48558440140961977066.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3388 -
C:\Users\Admin\AppData\Roaming\telemetry\svcservice.exe"C:\Users\Admin\AppData\Roaming\telemetry\svcservice.exe"3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:3448
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C:\ProgramData\47132981337018793937.exe"C:\ProgramData\47132981337018793937.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1052 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\47132981337018793937.exe3⤵
- Suspicious use of WriteProcessMemory
PID:640 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:3280
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\f88379098bb85c77bd95a3ad616654fb44061f732eae2a464cb3d6007012f1df.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:1652 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:3784
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4260 -s 21802⤵
- Program crash
PID:4688
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4260 -ip 42601⤵PID:5104
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
4.3MB
MD5c4ab3149ef02a36d663699a8c541933e
SHA167088f5eff9ec575775b711c9e3650d12d7f4d5c
SHA2560a0fbd6af9e5d110118f02b87f9a92f9f58fb100f6d9883d55a6aae6c548b4ce
SHA51288b10f81b2cd273fefeffb4c2078807e89b4b756d50110b61e9f89092715f29ba8d1803f64bc971c1293dc624b92d0b7f05612ae661dd8d24e47d39047a4b7b4
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Filesize
4.3MB
MD5c4ab3149ef02a36d663699a8c541933e
SHA167088f5eff9ec575775b711c9e3650d12d7f4d5c
SHA2560a0fbd6af9e5d110118f02b87f9a92f9f58fb100f6d9883d55a6aae6c548b4ce
SHA51288b10f81b2cd273fefeffb4c2078807e89b4b756d50110b61e9f89092715f29ba8d1803f64bc971c1293dc624b92d0b7f05612ae661dd8d24e47d39047a4b7b4
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Filesize
4.3MB
MD5c4ab3149ef02a36d663699a8c541933e
SHA167088f5eff9ec575775b711c9e3650d12d7f4d5c
SHA2560a0fbd6af9e5d110118f02b87f9a92f9f58fb100f6d9883d55a6aae6c548b4ce
SHA51288b10f81b2cd273fefeffb4c2078807e89b4b756d50110b61e9f89092715f29ba8d1803f64bc971c1293dc624b92d0b7f05612ae661dd8d24e47d39047a4b7b4
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Filesize
6.7MB
MD53bc6d011a6c3d265bcc0f04075eaaf0e
SHA1a2b389d5a0fd9e06c33eba512aa6ac51cee53e0d
SHA256c73e76cac5d6f6b9dae7327586d2240db1eff444fca0689f23c2f66d9737f7fa
SHA5120b75a073d6952a901738d30b04aaf911f57434b44f339c320a3815bbffe606ae52a2ff5fdc473a1e9aa1162e567705b4767630e1378ff1538b2d96c963aed3ed
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Filesize
6.7MB
MD53bc6d011a6c3d265bcc0f04075eaaf0e
SHA1a2b389d5a0fd9e06c33eba512aa6ac51cee53e0d
SHA256c73e76cac5d6f6b9dae7327586d2240db1eff444fca0689f23c2f66d9737f7fa
SHA5120b75a073d6952a901738d30b04aaf911f57434b44f339c320a3815bbffe606ae52a2ff5fdc473a1e9aa1162e567705b4767630e1378ff1538b2d96c963aed3ed
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Filesize
6.7MB
MD53bc6d011a6c3d265bcc0f04075eaaf0e
SHA1a2b389d5a0fd9e06c33eba512aa6ac51cee53e0d
SHA256c73e76cac5d6f6b9dae7327586d2240db1eff444fca0689f23c2f66d9737f7fa
SHA5120b75a073d6952a901738d30b04aaf911f57434b44f339c320a3815bbffe606ae52a2ff5fdc473a1e9aa1162e567705b4767630e1378ff1538b2d96c963aed3ed
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
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Filesize
823.7MB
MD58d3754d44739820ea8d102441966c4e3
SHA1c0ad4e8bc23210ffea2b238fe11e1550bd1d1fd7
SHA2561862642a56e3f68d8e83f86820577b153355c8a57b46ff48f0dc04f9fa8ec5b9
SHA5127993d5473495759aecc3c48c59f445b03a62cde81f0df737217e264b50be92bf47701c515d3f1284a8c7e736c622270cd1ea0f27812d00430d0b810290db9f27
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Filesize
823.7MB
MD58d3754d44739820ea8d102441966c4e3
SHA1c0ad4e8bc23210ffea2b238fe11e1550bd1d1fd7
SHA2561862642a56e3f68d8e83f86820577b153355c8a57b46ff48f0dc04f9fa8ec5b9
SHA5127993d5473495759aecc3c48c59f445b03a62cde81f0df737217e264b50be92bf47701c515d3f1284a8c7e736c622270cd1ea0f27812d00430d0b810290db9f27