Analysis
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max time kernel
101s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
12-04-2023 17:47
Static task
static1
Behavioral task
behavioral1
Sample
603e0b4083560a933494a6a844ecac4c.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
603e0b4083560a933494a6a844ecac4c.exe
Resource
win10v2004-20230220-en
General
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Target
603e0b4083560a933494a6a844ecac4c.exe
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Size
471KB
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MD5
603e0b4083560a933494a6a844ecac4c
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SHA1
604063cfe175b37c6e7b21b6c7173ecddd9227ba
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SHA256
2b999d539dab833c70b1575a767273eafcc880cc95114707215a10b05d4c26d7
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SHA512
9f8a45140c8343ff0772d76036aaf6ccc51e09dc22a37c6174422a06c37fe19a12e48b116be1654d22e7e21334e7cfa781953a4bed62dfe7b4c321bf5dbac9cd
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SSDEEP
12288:CH7LpwSt56Yl2CaUir53311Zo+9qSh0UsUXS8CV:CbLD5wlXKC3tfXS8CV
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-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation 603e0b4083560a933494a6a844ecac4c.exe Key value queried \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation 81461323488982684269.exe -
Executes dropped EXE 3 IoCs
pid Process 5052 21383968234722906166.exe 736 81461323488982684269.exe 1688 svcservice.exe -
Loads dropped DLL 2 IoCs
pid Process 4208 603e0b4083560a933494a6a844ecac4c.exe 4208 603e0b4083560a933494a6a844ecac4c.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 behavioral2/files/0x0002000000022cb7-225.dat upx behavioral2/files/0x0002000000022cb7-227.dat upx behavioral2/files/0x0002000000022cb7-228.dat upx behavioral2/memory/5052-229-0x00000000007D0000-0x0000000001633000-memory.dmp upx behavioral2/memory/5052-230-0x00000000007D0000-0x0000000001633000-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-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\telemetry = "C:\\Users\\Admin\\AppData\\Roaming\\telemetry\\svcservice.exe" 81461323488982684269.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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Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
pid Process 736 81461323488982684269.exe 736 81461323488982684269.exe 1688 svcservice.exe 1688 svcservice.exe -
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 4396 4208 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 603e0b4083560a933494a6a844ecac4c.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 603e0b4083560a933494a6a844ecac4c.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 3652 timeout.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4208 603e0b4083560a933494a6a844ecac4c.exe 4208 603e0b4083560a933494a6a844ecac4c.exe 736 81461323488982684269.exe 736 81461323488982684269.exe 1688 svcservice.exe 1688 svcservice.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 4208 wrote to memory of 5052 4208 603e0b4083560a933494a6a844ecac4c.exe 91 PID 4208 wrote to memory of 5052 4208 603e0b4083560a933494a6a844ecac4c.exe 91 PID 5052 wrote to memory of 2780 5052 21383968234722906166.exe 93 PID 5052 wrote to memory of 2780 5052 21383968234722906166.exe 93 PID 2780 wrote to memory of 1924 2780 cmd.exe 95 PID 2780 wrote to memory of 1924 2780 cmd.exe 95 PID 4208 wrote to memory of 736 4208 603e0b4083560a933494a6a844ecac4c.exe 96 PID 4208 wrote to memory of 736 4208 603e0b4083560a933494a6a844ecac4c.exe 96 PID 4208 wrote to memory of 736 4208 603e0b4083560a933494a6a844ecac4c.exe 96 PID 4208 wrote to memory of 3444 4208 603e0b4083560a933494a6a844ecac4c.exe 97 PID 4208 wrote to memory of 3444 4208 603e0b4083560a933494a6a844ecac4c.exe 97 PID 4208 wrote to memory of 3444 4208 603e0b4083560a933494a6a844ecac4c.exe 97 PID 3444 wrote to memory of 3652 3444 cmd.exe 100 PID 3444 wrote to memory of 3652 3444 cmd.exe 100 PID 3444 wrote to memory of 3652 3444 cmd.exe 100 PID 736 wrote to memory of 1688 736 81461323488982684269.exe 102 PID 736 wrote to memory of 1688 736 81461323488982684269.exe 102 PID 736 wrote to memory of 1688 736 81461323488982684269.exe 102
Processes
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C:\Users\Admin\AppData\Local\Temp\603e0b4083560a933494a6a844ecac4c.exe"C:\Users\Admin\AppData\Local\Temp\603e0b4083560a933494a6a844ecac4c.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4208 -
C:\ProgramData\21383968234722906166.exe"C:\ProgramData\21383968234722906166.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:5052 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\21383968234722906166.exe3⤵
- Suspicious use of WriteProcessMemory
PID:2780 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:1924
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C:\ProgramData\81461323488982684269.exe"C:\ProgramData\81461323488982684269.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:736 -
C:\Users\Admin\AppData\Roaming\telemetry\svcservice.exe"C:\Users\Admin\AppData\Roaming\telemetry\svcservice.exe"3⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:1688
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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\603e0b4083560a933494a6a844ecac4c.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:3444 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:3652
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4208 -s 20762⤵
- Program crash
PID:4396
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4208 -ip 42081⤵PID:1108
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
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
7.2MB
MD5c5e0fb4ecaa8a7481a283099d604f7a0
SHA1df4b0c0cc823da2b0443076650c292b43dd9de33
SHA256c6c03e97c5de0c9eb264e4914d8c7f64d7e3528cc696f613e451a294262f3c42
SHA512375677d0cc802b09c7d1532d162a91a8eec4679f7639ef38dca9a9d3a03e20b3ab54707af7ffb138d00ec93ea4b34b6db0b33f365dc888ff9056c808a239bc57
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Filesize
7.2MB
MD5c5e0fb4ecaa8a7481a283099d604f7a0
SHA1df4b0c0cc823da2b0443076650c292b43dd9de33
SHA256c6c03e97c5de0c9eb264e4914d8c7f64d7e3528cc696f613e451a294262f3c42
SHA512375677d0cc802b09c7d1532d162a91a8eec4679f7639ef38dca9a9d3a03e20b3ab54707af7ffb138d00ec93ea4b34b6db0b33f365dc888ff9056c808a239bc57
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Filesize
7.2MB
MD5c5e0fb4ecaa8a7481a283099d604f7a0
SHA1df4b0c0cc823da2b0443076650c292b43dd9de33
SHA256c6c03e97c5de0c9eb264e4914d8c7f64d7e3528cc696f613e451a294262f3c42
SHA512375677d0cc802b09c7d1532d162a91a8eec4679f7639ef38dca9a9d3a03e20b3ab54707af7ffb138d00ec93ea4b34b6db0b33f365dc888ff9056c808a239bc57
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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
730.2MB
MD536aaac2b26959d73997724c76d66f5bf
SHA11a309a8ed9b5c9f515a68aa76f52c6e0cd6d702a
SHA256d8afa2fa971a609d801f0331f378b1eae99638a4904041aa26740458d1960a89
SHA5128372a8253a546e46c693e4371316ad2e59900bd6566c82abb759447195cfb9bad25dd2790574ab09b544e7feed7c073af3ae483bfeea245b4726a86fcc7add57
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Filesize
730.2MB
MD536aaac2b26959d73997724c76d66f5bf
SHA11a309a8ed9b5c9f515a68aa76f52c6e0cd6d702a
SHA256d8afa2fa971a609d801f0331f378b1eae99638a4904041aa26740458d1960a89
SHA5128372a8253a546e46c693e4371316ad2e59900bd6566c82abb759447195cfb9bad25dd2790574ab09b544e7feed7c073af3ae483bfeea245b4726a86fcc7add57