Analysis
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max time kernel
106s -
max time network
129s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
11-04-2023 09:10
Static task
static1
Behavioral task
behavioral1
Sample
58a58b94ef827335f91580d291914918.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
58a58b94ef827335f91580d291914918.exe
Resource
win10v2004-20230220-en
General
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Target
58a58b94ef827335f91580d291914918.exe
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Size
308KB
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MD5
58a58b94ef827335f91580d291914918
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SHA1
d47a7a976cef923d9e2b82473a41ad3c8332a454
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SHA256
bb608ae382998ceafe80c895c64fdd2f856a2dd50301208002019e778878d89c
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SHA512
84baab86da6e84d33568ee4c8524d6cdcc11ca37732537a727b5918809bec7353ca1d73305c2f071d6e38698a55c41525a60a3d2c2cd3eb98bf1300bd724256f
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SSDEEP
6144:m28GE+elkxG0BT9HRfiCFsY/yHzgVCkBsC:EeelkIWT9H8CFhjn
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-1-5-21-144354903-2550862337-1367551827-1000\Control Panel\International\Geo\Nation 58a58b94ef827335f91580d291914918.exe Key value queried \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Control Panel\International\Geo\Nation 94180245376280770682.exe -
Executes dropped EXE 3 IoCs
pid Process 1996 54029107401895556810.exe 4320 94180245376280770682.exe 3416 svcservice.exe -
Loads dropped DLL 2 IoCs
pid Process 1788 58a58b94ef827335f91580d291914918.exe 1788 58a58b94ef827335f91580d291914918.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/0x0002000000021915-225.dat upx behavioral2/files/0x0002000000021915-227.dat upx behavioral2/files/0x0002000000021915-228.dat upx behavioral2/memory/1996-229-0x00000000006A0000-0x0000000001503000-memory.dmp upx behavioral2/memory/1996-230-0x00000000006A0000-0x0000000001503000-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-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\telemetry = "C:\\Users\\Admin\\AppData\\Roaming\\telemetry\\svcservice.exe" 94180245376280770682.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 4320 94180245376280770682.exe 4320 94180245376280770682.exe 3416 svcservice.exe 3416 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 5068 1788 WerFault.exe 86 -
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 58a58b94ef827335f91580d291914918.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 58a58b94ef827335f91580d291914918.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 4248 timeout.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1788 58a58b94ef827335f91580d291914918.exe 1788 58a58b94ef827335f91580d291914918.exe 4320 94180245376280770682.exe 4320 94180245376280770682.exe 3416 svcservice.exe 3416 svcservice.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 1788 wrote to memory of 1996 1788 58a58b94ef827335f91580d291914918.exe 93 PID 1788 wrote to memory of 1996 1788 58a58b94ef827335f91580d291914918.exe 93 PID 1996 wrote to memory of 1404 1996 54029107401895556810.exe 95 PID 1996 wrote to memory of 1404 1996 54029107401895556810.exe 95 PID 1404 wrote to memory of 4784 1404 cmd.exe 97 PID 1404 wrote to memory of 4784 1404 cmd.exe 97 PID 1788 wrote to memory of 4320 1788 58a58b94ef827335f91580d291914918.exe 98 PID 1788 wrote to memory of 4320 1788 58a58b94ef827335f91580d291914918.exe 98 PID 1788 wrote to memory of 4320 1788 58a58b94ef827335f91580d291914918.exe 98 PID 1788 wrote to memory of 1468 1788 58a58b94ef827335f91580d291914918.exe 99 PID 1788 wrote to memory of 1468 1788 58a58b94ef827335f91580d291914918.exe 99 PID 1788 wrote to memory of 1468 1788 58a58b94ef827335f91580d291914918.exe 99 PID 1468 wrote to memory of 4248 1468 cmd.exe 102 PID 1468 wrote to memory of 4248 1468 cmd.exe 102 PID 1468 wrote to memory of 4248 1468 cmd.exe 102 PID 4320 wrote to memory of 3416 4320 94180245376280770682.exe 104 PID 4320 wrote to memory of 3416 4320 94180245376280770682.exe 104 PID 4320 wrote to memory of 3416 4320 94180245376280770682.exe 104
Processes
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C:\Users\Admin\AppData\Local\Temp\58a58b94ef827335f91580d291914918.exe"C:\Users\Admin\AppData\Local\Temp\58a58b94ef827335f91580d291914918.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1788 -
C:\ProgramData\54029107401895556810.exe"C:\ProgramData\54029107401895556810.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1996 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\54029107401895556810.exe3⤵
- Suspicious use of WriteProcessMemory
PID:1404 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:4784
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C:\ProgramData\94180245376280770682.exe"C:\ProgramData\94180245376280770682.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:4320 -
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:3416
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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\58a58b94ef827335f91580d291914918.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:1468 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:4248
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1788 -s 20882⤵
- Program crash
PID:5068
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 1788 -ip 17881⤵PID:1388
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
711.2MB
MD5711b404aa1fc8714717678e82cad8f76
SHA1b3c6e61c8416686aa5219ef5f26b68e413f19ff6
SHA2569d75c1c9f90f33a5b65e7234d26b3c199d26c205275aeb6ecd91627a2ee604a9
SHA5126449f5924c806e397972123ea0b1a6307ac7cc09a721ee20f8f077433f2e03a398824774d62535430adc573f28847297c9a264838e1bb4859f0a18938a1f66e0
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Filesize
711.2MB
MD5711b404aa1fc8714717678e82cad8f76
SHA1b3c6e61c8416686aa5219ef5f26b68e413f19ff6
SHA2569d75c1c9f90f33a5b65e7234d26b3c199d26c205275aeb6ecd91627a2ee604a9
SHA5126449f5924c806e397972123ea0b1a6307ac7cc09a721ee20f8f077433f2e03a398824774d62535430adc573f28847297c9a264838e1bb4859f0a18938a1f66e0