Analysis
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max time kernel
139s -
max time network
142s -
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, 18:31
Static task
static1
Behavioral task
behavioral1
Sample
17c93fb176f59f4887e4a957b6af15270964abf3651540bdca34b0cf91c47428.exe
Resource
win10v2004-20230220-en
General
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Target
17c93fb176f59f4887e4a957b6af15270964abf3651540bdca34b0cf91c47428.exe
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Size
473KB
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MD5
f45a639ab03fd0e37d79c4dcf2859e8e
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SHA1
e0dad3add4888c4d530ea257cbec00a2bb1576d3
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SHA256
17c93fb176f59f4887e4a957b6af15270964abf3651540bdca34b0cf91c47428
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SHA512
85026bb0bee5e567a609aeb8dda93937c55ceaf688c2420c2d754412d6c57b7ab3e7c0baeea2a735908b01715819fd0c39328df74a84661252d8c2aed4a1b787
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SSDEEP
6144:lLVOxR07A9fNkmf2pOrUIneA/ht7RiFROewhJ7GaS5IQtipbGZYHE6jlUH92:lxY2AfNkmf2pOnnPht1i3wb8biYZO6
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-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\International\Geo\Nation 17c93fb176f59f4887e4a957b6af15270964abf3651540bdca34b0cf91c47428.exe Key value queried \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\International\Geo\Nation 83871838444216533845.exe -
Executes dropped EXE 3 IoCs
pid Process 3316 44000429683489268734.exe 1252 83871838444216533845.exe 4560 svcservice.exe -
Loads dropped DLL 2 IoCs
pid Process 3948 17c93fb176f59f4887e4a957b6af15270964abf3651540bdca34b0cf91c47428.exe 3948 17c93fb176f59f4887e4a957b6af15270964abf3651540bdca34b0cf91c47428.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/0x000200000001e5cb-224.dat upx behavioral1/files/0x000200000001e5cb-226.dat upx behavioral1/files/0x000200000001e5cb-227.dat upx behavioral1/memory/3316-228-0x0000000000470000-0x00000000012D3000-memory.dmp upx behavioral1/memory/3316-232-0x0000000000470000-0x00000000012D3000-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" 83871838444216533845.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 2 IoCs
pid pid_target Process procid_target 4240 3948 WerFault.exe 84 3060 3948 WerFault.exe 84 -
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 17c93fb176f59f4887e4a957b6af15270964abf3651540bdca34b0cf91c47428.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 17c93fb176f59f4887e4a957b6af15270964abf3651540bdca34b0cf91c47428.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 1620 timeout.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 3948 17c93fb176f59f4887e4a957b6af15270964abf3651540bdca34b0cf91c47428.exe 3948 17c93fb176f59f4887e4a957b6af15270964abf3651540bdca34b0cf91c47428.exe 1252 83871838444216533845.exe 1252 83871838444216533845.exe 4560 svcservice.exe 4560 svcservice.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 3948 wrote to memory of 3316 3948 17c93fb176f59f4887e4a957b6af15270964abf3651540bdca34b0cf91c47428.exe 89 PID 3948 wrote to memory of 3316 3948 17c93fb176f59f4887e4a957b6af15270964abf3651540bdca34b0cf91c47428.exe 89 PID 3316 wrote to memory of 3040 3316 44000429683489268734.exe 91 PID 3316 wrote to memory of 3040 3316 44000429683489268734.exe 91 PID 3948 wrote to memory of 1252 3948 17c93fb176f59f4887e4a957b6af15270964abf3651540bdca34b0cf91c47428.exe 94 PID 3948 wrote to memory of 1252 3948 17c93fb176f59f4887e4a957b6af15270964abf3651540bdca34b0cf91c47428.exe 94 PID 3948 wrote to memory of 1252 3948 17c93fb176f59f4887e4a957b6af15270964abf3651540bdca34b0cf91c47428.exe 94 PID 3040 wrote to memory of 5068 3040 cmd.exe 95 PID 3040 wrote to memory of 5068 3040 cmd.exe 95 PID 3948 wrote to memory of 1432 3948 17c93fb176f59f4887e4a957b6af15270964abf3651540bdca34b0cf91c47428.exe 97 PID 3948 wrote to memory of 1432 3948 17c93fb176f59f4887e4a957b6af15270964abf3651540bdca34b0cf91c47428.exe 97 PID 3948 wrote to memory of 1432 3948 17c93fb176f59f4887e4a957b6af15270964abf3651540bdca34b0cf91c47428.exe 97 PID 1432 wrote to memory of 1620 1432 cmd.exe 102 PID 1432 wrote to memory of 1620 1432 cmd.exe 102 PID 1432 wrote to memory of 1620 1432 cmd.exe 102 PID 1252 wrote to memory of 4560 1252 83871838444216533845.exe 105 PID 1252 wrote to memory of 4560 1252 83871838444216533845.exe 105 PID 1252 wrote to memory of 4560 1252 83871838444216533845.exe 105
Processes
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C:\Users\Admin\AppData\Local\Temp\17c93fb176f59f4887e4a957b6af15270964abf3651540bdca34b0cf91c47428.exe"C:\Users\Admin\AppData\Local\Temp\17c93fb176f59f4887e4a957b6af15270964abf3651540bdca34b0cf91c47428.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3948 -
C:\ProgramData\44000429683489268734.exe"C:\ProgramData\44000429683489268734.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3316 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\44000429683489268734.exe3⤵
- Suspicious use of WriteProcessMemory
PID:3040 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:5068
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C:\ProgramData\83871838444216533845.exe"C:\ProgramData\83871838444216533845.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1252 -
C:\Users\Admin\AppData\Roaming\telemetry\svcservice.exe"C:\Users\Admin\AppData\Roaming\telemetry\svcservice.exe"3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:4560
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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\17c93fb176f59f4887e4a957b6af15270964abf3651540bdca34b0cf91c47428.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:1432 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:1620
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3948 -s 16442⤵
- Program crash
PID:4240
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3948 -s 15602⤵
- Program crash
PID:3060
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3948 -ip 39481⤵PID:1400
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3948 -ip 39481⤵PID:4816
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
638.4MB
MD5a1fcd33d0b877c7cf91e13e4c53e6af1
SHA1612e98437587f0b8d2bb919313b845e77f59bc6b
SHA256b019ca87ac9e17a0ec498fc3bbf9a2a259447ceb42f37d2c509df729d81e4265
SHA512f1d782cb35c3f2491df21be747a18b6aa1ff48e43f331bd7f9d864223be49e7bdc52f2c9827ff0a3e13e3eefa16d6ddbca8e5181deb568036a4057564fda74f2
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Filesize
623.9MB
MD5efa8bb738eaa00e7334f016bd656e968
SHA1f1772cdc3e41e144ec4a0be32885f2d0fcdd544d
SHA256052386c687c54ebb46865fc4b855fef7ebdf50ce736a9d8050971a80114d6631
SHA5129638cc11328f5b36aeb6029091db691723de9d79c02c0d8f55e1cd7f5b3bebe0bb558ff710b2475c592e4360d58873112b43dd684ee9f9588fbe9fc20b5536d8