Analysis
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max time kernel
122s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
15-04-2023 22:51
Static task
static1
Behavioral task
behavioral1
Sample
b52f40e1263f216f2a59247270b57b64bb5539e8f7754c7a24f5245fa14a0516.exe
Resource
win10v2004-20230220-en
General
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Target
b52f40e1263f216f2a59247270b57b64bb5539e8f7754c7a24f5245fa14a0516.exe
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Size
467KB
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MD5
3978bd1aecc66ce8afd74d733a2e2281
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SHA1
c998396543111692832b282cba888ae37a20a674
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SHA256
b52f40e1263f216f2a59247270b57b64bb5539e8f7754c7a24f5245fa14a0516
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SHA512
ee60be95137196c34a68f59c357bf191a8ab82adb55be4cd1bfd8ff2c359327e8000dd3ef6cd9ae920826681d440d041ce07244a7c87cbb4e02f472c186cb017
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SSDEEP
12288:Un1beNq/6//PjNEgUOFnjiBzRUNzKkWXHq4:U1bGqsTNEgtjMR0toK4
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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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-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\International\Geo\Nation b52f40e1263f216f2a59247270b57b64bb5539e8f7754c7a24f5245fa14a0516.exe Key value queried \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\International\Geo\Nation 01486411735507675614.exe -
Executes dropped EXE 3 IoCs
pid Process 4988 01486411735507675614.exe 1256 55521179453133726769.exe 3008 svcservice.exe -
Loads dropped DLL 2 IoCs
pid Process 1696 b52f40e1263f216f2a59247270b57b64bb5539e8f7754c7a24f5245fa14a0516.exe 1696 b52f40e1263f216f2a59247270b57b64bb5539e8f7754c7a24f5245fa14a0516.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/0x0006000000023146-240.dat upx behavioral1/files/0x0006000000023146-242.dat upx behavioral1/files/0x0006000000023146-244.dat upx behavioral1/memory/1256-245-0x0000000000D40000-0x0000000001BA3000-memory.dmp upx behavioral1/memory/1256-246-0x0000000000D40000-0x0000000001BA3000-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-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\telemetry = "C:\\Users\\Admin\\AppData\\Roaming\\telemetry\\svcservice.exe" 01486411735507675614.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 3088 1696 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 b52f40e1263f216f2a59247270b57b64bb5539e8f7754c7a24f5245fa14a0516.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString b52f40e1263f216f2a59247270b57b64bb5539e8f7754c7a24f5245fa14a0516.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 1656 timeout.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1696 b52f40e1263f216f2a59247270b57b64bb5539e8f7754c7a24f5245fa14a0516.exe 1696 b52f40e1263f216f2a59247270b57b64bb5539e8f7754c7a24f5245fa14a0516.exe 4988 01486411735507675614.exe 4988 01486411735507675614.exe 3008 svcservice.exe 3008 svcservice.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 1696 wrote to memory of 4988 1696 b52f40e1263f216f2a59247270b57b64bb5539e8f7754c7a24f5245fa14a0516.exe 89 PID 1696 wrote to memory of 4988 1696 b52f40e1263f216f2a59247270b57b64bb5539e8f7754c7a24f5245fa14a0516.exe 89 PID 1696 wrote to memory of 4988 1696 b52f40e1263f216f2a59247270b57b64bb5539e8f7754c7a24f5245fa14a0516.exe 89 PID 1696 wrote to memory of 1256 1696 b52f40e1263f216f2a59247270b57b64bb5539e8f7754c7a24f5245fa14a0516.exe 91 PID 1696 wrote to memory of 1256 1696 b52f40e1263f216f2a59247270b57b64bb5539e8f7754c7a24f5245fa14a0516.exe 91 PID 1696 wrote to memory of 4384 1696 b52f40e1263f216f2a59247270b57b64bb5539e8f7754c7a24f5245fa14a0516.exe 92 PID 1696 wrote to memory of 4384 1696 b52f40e1263f216f2a59247270b57b64bb5539e8f7754c7a24f5245fa14a0516.exe 92 PID 1696 wrote to memory of 4384 1696 b52f40e1263f216f2a59247270b57b64bb5539e8f7754c7a24f5245fa14a0516.exe 92 PID 1256 wrote to memory of 1072 1256 55521179453133726769.exe 93 PID 1256 wrote to memory of 1072 1256 55521179453133726769.exe 93 PID 1072 wrote to memory of 1848 1072 cmd.exe 97 PID 1072 wrote to memory of 1848 1072 cmd.exe 97 PID 4384 wrote to memory of 1656 4384 cmd.exe 99 PID 4384 wrote to memory of 1656 4384 cmd.exe 99 PID 4384 wrote to memory of 1656 4384 cmd.exe 99 PID 4988 wrote to memory of 3008 4988 01486411735507675614.exe 100 PID 4988 wrote to memory of 3008 4988 01486411735507675614.exe 100 PID 4988 wrote to memory of 3008 4988 01486411735507675614.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\b52f40e1263f216f2a59247270b57b64bb5539e8f7754c7a24f5245fa14a0516.exe"C:\Users\Admin\AppData\Local\Temp\b52f40e1263f216f2a59247270b57b64bb5539e8f7754c7a24f5245fa14a0516.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1696 -
C:\ProgramData\01486411735507675614.exe"C:\ProgramData\01486411735507675614.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4988 -
C:\Users\Admin\AppData\Roaming\telemetry\svcservice.exe"C:\Users\Admin\AppData\Roaming\telemetry\svcservice.exe"3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:3008
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C:\ProgramData\55521179453133726769.exe"C:\ProgramData\55521179453133726769.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1256 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\55521179453133726769.exe3⤵
- Suspicious use of WriteProcessMemory
PID:1072 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:1848
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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\b52f40e1263f216f2a59247270b57b64bb5539e8f7754c7a24f5245fa14a0516.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:4384 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:1656
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1696 -s 22642⤵
- Program crash
PID:3088
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1696 -ip 16961⤵PID:4600
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
852.7MB
MD5546a6b48d83a66b6eb171328237e122c
SHA172b82bb4cdfda40db0bd112139fcfdea4f2a4488
SHA256e3636de696d69ff6a3fb939a7a6c21db27cb7eb29a673eb6bc831c164e453538
SHA5128990ac828894b38d2c29a699d73a953ee3e31663eabee5c49d7ea583fc261bc5b84cc80402936594b0ef30de26073f45b22ef211796aa5aa02116f3ab78fa223
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Filesize
852.7MB
MD5546a6b48d83a66b6eb171328237e122c
SHA172b82bb4cdfda40db0bd112139fcfdea4f2a4488
SHA256e3636de696d69ff6a3fb939a7a6c21db27cb7eb29a673eb6bc831c164e453538
SHA5128990ac828894b38d2c29a699d73a953ee3e31663eabee5c49d7ea583fc261bc5b84cc80402936594b0ef30de26073f45b22ef211796aa5aa02116f3ab78fa223