Analysis
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max time kernel
108s -
max time network
129s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
16-04-2023 09:34
Static task
static1
Behavioral task
behavioral1
Sample
37d8d639e0f4077e3f59aa52f138016009699b59870b73684a0bf32c02415230.exe
Resource
win10v2004-20230221-en
General
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Target
37d8d639e0f4077e3f59aa52f138016009699b59870b73684a0bf32c02415230.exe
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Size
468KB
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MD5
72ac36f44d27a263920a8158b02a0949
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SHA1
bf9f1e8e624312e84f1e008e6e68e152fbebefe5
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SHA256
37d8d639e0f4077e3f59aa52f138016009699b59870b73684a0bf32c02415230
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SHA512
3ad943ffced45065d81880c504f2b426ada75a1ec3aeef6309c38aa18474b5e203540a8bd005db8a92b828fb32e620a00d286d5f98db86a4c04b44b6eead1d15
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SSDEEP
6144:QTbNumAMWf4dcdumeEOXcY117aBe1nEv7dHwSAY2BZiIzWSxR:QTxunMc4dc0mDOXz8KEvp/A7B3WE
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-1-5-21-2805025096-2326403612-4231045514-1000\Control Panel\International\Geo\Nation 73371825740732305147.exe Key value queried \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Control Panel\International\Geo\Nation 37d8d639e0f4077e3f59aa52f138016009699b59870b73684a0bf32c02415230.exe -
Executes dropped EXE 3 IoCs
pid Process 928 73371825740732305147.exe 3868 88148240874370601824.exe 3752 svcservice.exe -
Loads dropped DLL 2 IoCs
pid Process 2320 37d8d639e0f4077e3f59aa52f138016009699b59870b73684a0bf32c02415230.exe 2320 37d8d639e0f4077e3f59aa52f138016009699b59870b73684a0bf32c02415230.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/0x0006000000023172-241.dat upx behavioral1/files/0x0006000000023172-243.dat upx behavioral1/files/0x0006000000023172-244.dat upx behavioral1/memory/3868-246-0x0000000000940000-0x00000000017A3000-memory.dmp upx behavioral1/memory/3868-247-0x0000000000940000-0x00000000017A3000-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-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\telemetry = "C:\\Users\\Admin\\AppData\\Roaming\\telemetry\\svcservice.exe" 73371825740732305147.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 4508 2320 WerFault.exe 81 -
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 37d8d639e0f4077e3f59aa52f138016009699b59870b73684a0bf32c02415230.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 37d8d639e0f4077e3f59aa52f138016009699b59870b73684a0bf32c02415230.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 4464 timeout.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2320 37d8d639e0f4077e3f59aa52f138016009699b59870b73684a0bf32c02415230.exe 2320 37d8d639e0f4077e3f59aa52f138016009699b59870b73684a0bf32c02415230.exe 928 73371825740732305147.exe 928 73371825740732305147.exe 3752 svcservice.exe 3752 svcservice.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 2320 wrote to memory of 928 2320 37d8d639e0f4077e3f59aa52f138016009699b59870b73684a0bf32c02415230.exe 88 PID 2320 wrote to memory of 928 2320 37d8d639e0f4077e3f59aa52f138016009699b59870b73684a0bf32c02415230.exe 88 PID 2320 wrote to memory of 928 2320 37d8d639e0f4077e3f59aa52f138016009699b59870b73684a0bf32c02415230.exe 88 PID 2320 wrote to memory of 3868 2320 37d8d639e0f4077e3f59aa52f138016009699b59870b73684a0bf32c02415230.exe 91 PID 2320 wrote to memory of 3868 2320 37d8d639e0f4077e3f59aa52f138016009699b59870b73684a0bf32c02415230.exe 91 PID 3868 wrote to memory of 2780 3868 88148240874370601824.exe 92 PID 3868 wrote to memory of 2780 3868 88148240874370601824.exe 92 PID 2780 wrote to memory of 3824 2780 cmd.exe 94 PID 2780 wrote to memory of 3824 2780 cmd.exe 94 PID 2320 wrote to memory of 4900 2320 37d8d639e0f4077e3f59aa52f138016009699b59870b73684a0bf32c02415230.exe 95 PID 2320 wrote to memory of 4900 2320 37d8d639e0f4077e3f59aa52f138016009699b59870b73684a0bf32c02415230.exe 95 PID 2320 wrote to memory of 4900 2320 37d8d639e0f4077e3f59aa52f138016009699b59870b73684a0bf32c02415230.exe 95 PID 4900 wrote to memory of 4464 4900 cmd.exe 98 PID 4900 wrote to memory of 4464 4900 cmd.exe 98 PID 4900 wrote to memory of 4464 4900 cmd.exe 98 PID 928 wrote to memory of 3752 928 73371825740732305147.exe 100 PID 928 wrote to memory of 3752 928 73371825740732305147.exe 100 PID 928 wrote to memory of 3752 928 73371825740732305147.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\37d8d639e0f4077e3f59aa52f138016009699b59870b73684a0bf32c02415230.exe"C:\Users\Admin\AppData\Local\Temp\37d8d639e0f4077e3f59aa52f138016009699b59870b73684a0bf32c02415230.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2320 -
C:\ProgramData\73371825740732305147.exe"C:\ProgramData\73371825740732305147.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:928 -
C:\Users\Admin\AppData\Roaming\telemetry\svcservice.exe"C:\Users\Admin\AppData\Roaming\telemetry\svcservice.exe"3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:3752
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C:\ProgramData\88148240874370601824.exe"C:\ProgramData\88148240874370601824.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3868 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\88148240874370601824.exe3⤵
- Suspicious use of WriteProcessMemory
PID:2780 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:3824
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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\37d8d639e0f4077e3f59aa52f138016009699b59870b73684a0bf32c02415230.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:4900 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:4464
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2320 -s 21202⤵
- Program crash
PID:4508
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 2320 -ip 23201⤵PID:2344
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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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
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
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
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Filesize
515.4MB
MD50cf5dac38131a9403052a4c5a614e0a1
SHA1addc817c82a3fb09fb8b98c582b3c720631c6b52
SHA2563506c506b740cc70856caf6808d2db8e2e4cd6b6171221beef1cf1ea04f7d5f0
SHA51231786dbd14551e849df44ef50e2344c28f5d051b45c7fd428f9c93355accdd76723916b9423e634535034615d5c3567e24a0d6e721091928cb1ab2e744a8915d
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Filesize
480.1MB
MD5302b67e3f35e1a821b7c6df45dfec148
SHA1c07873aee95593dddc255c2dcc621e036e769000
SHA256ea70d1b6dd1b1c1d0704f76f4c099586104c11d2692200d93cb24cf81be5aa97
SHA512f842624613501c9acbaeade1d7dd30722958322e67baab94bbbec99dfb728c67f4fe324b9b05e756ca71ea39ca2a1f1e112ca943a0241690a23dc9b90cad8f6d