Analysis
-
max time kernel
115s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
11-04-2023 05:20
Static task
static1
Behavioral task
behavioral1
Sample
26f6b74128285a9a9c18ff4423f3cdbd7e0a6c5e6cc9ad51740205385bae6992.exe
Resource
win10v2004-20230221-en
General
-
Target
26f6b74128285a9a9c18ff4423f3cdbd7e0a6c5e6cc9ad51740205385bae6992.exe
-
Size
308KB
-
MD5
0541d346a63da86b7472e351565d6ce5
-
SHA1
2a3575341976b278b56dc6e2b0f416cc884ee065
-
SHA256
26f6b74128285a9a9c18ff4423f3cdbd7e0a6c5e6cc9ad51740205385bae6992
-
SHA512
6c55c8658b981f73fdde163ec81c4fdb3679563675fc6e941131117811c56e828465e80d56697f501ac7eeecfd3c6047bbb9c007b16d82bfd8d6558a6bd2189a
-
SSDEEP
6144:oVNb1SSXw8vWb1axTeghs1XLUIzadTo6Yq:oVNb1SSXw/18egO1XIIud9
Malware Config
Extracted
vidar
3.4
e749025c61b2caca10aa829a9e1a65a1
https://steamcommunity.com/profiles/76561199494593681
https://t.me/auftriebs
-
profile_id_v2
e749025c61b2caca10aa829a9e1a65a1
-
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
-
api_key
bc2dceabe69fa26dbf4dd8295d65e03e1990633a88c1c8410825c9266b239396
Signatures
-
Downloads MZ/PE file
-
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 26f6b74128285a9a9c18ff4423f3cdbd7e0a6c5e6cc9ad51740205385bae6992.exe Key value queried \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Control Panel\International\Geo\Nation 57746837267008800870.exe -
Executes dropped EXE 3 IoCs
pid Process 4144 57746837267008800870.exe 4160 69583056953906734719.exe 2340 svcservice.exe -
Loads dropped DLL 2 IoCs
pid Process 4656 26f6b74128285a9a9c18ff4423f3cdbd7e0a6c5e6cc9ad51740205385bae6992.exe 4656 26f6b74128285a9a9c18ff4423f3cdbd7e0a6c5e6cc9ad51740205385bae6992.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
resource yara_rule behavioral1/files/0x0002000000022cba-240.dat upx behavioral1/files/0x0002000000022cba-244.dat upx behavioral1/files/0x0002000000022cba-243.dat upx behavioral1/memory/4160-246-0x0000000000DB0000-0x0000000001C13000-memory.dmp upx -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
-
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" 57746837267008800870.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
pid Process 4144 57746837267008800870.exe 4144 57746837267008800870.exe 2340 svcservice.exe 2340 svcservice.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Program crash 1 IoCs
pid pid_target Process procid_target 2216 4656 WerFault.exe 83 -
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 26f6b74128285a9a9c18ff4423f3cdbd7e0a6c5e6cc9ad51740205385bae6992.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 26f6b74128285a9a9c18ff4423f3cdbd7e0a6c5e6cc9ad51740205385bae6992.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 5028 timeout.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4656 26f6b74128285a9a9c18ff4423f3cdbd7e0a6c5e6cc9ad51740205385bae6992.exe 4656 26f6b74128285a9a9c18ff4423f3cdbd7e0a6c5e6cc9ad51740205385bae6992.exe 4144 57746837267008800870.exe 4144 57746837267008800870.exe 2340 svcservice.exe 2340 svcservice.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 4656 wrote to memory of 4144 4656 26f6b74128285a9a9c18ff4423f3cdbd7e0a6c5e6cc9ad51740205385bae6992.exe 90 PID 4656 wrote to memory of 4144 4656 26f6b74128285a9a9c18ff4423f3cdbd7e0a6c5e6cc9ad51740205385bae6992.exe 90 PID 4656 wrote to memory of 4144 4656 26f6b74128285a9a9c18ff4423f3cdbd7e0a6c5e6cc9ad51740205385bae6992.exe 90 PID 4656 wrote to memory of 4160 4656 26f6b74128285a9a9c18ff4423f3cdbd7e0a6c5e6cc9ad51740205385bae6992.exe 92 PID 4656 wrote to memory of 4160 4656 26f6b74128285a9a9c18ff4423f3cdbd7e0a6c5e6cc9ad51740205385bae6992.exe 92 PID 4160 wrote to memory of 4848 4160 69583056953906734719.exe 93 PID 4160 wrote to memory of 4848 4160 69583056953906734719.exe 93 PID 4848 wrote to memory of 5000 4848 cmd.exe 95 PID 4848 wrote to memory of 5000 4848 cmd.exe 95 PID 4656 wrote to memory of 5044 4656 26f6b74128285a9a9c18ff4423f3cdbd7e0a6c5e6cc9ad51740205385bae6992.exe 96 PID 4656 wrote to memory of 5044 4656 26f6b74128285a9a9c18ff4423f3cdbd7e0a6c5e6cc9ad51740205385bae6992.exe 96 PID 4656 wrote to memory of 5044 4656 26f6b74128285a9a9c18ff4423f3cdbd7e0a6c5e6cc9ad51740205385bae6992.exe 96 PID 5044 wrote to memory of 5028 5044 cmd.exe 99 PID 5044 wrote to memory of 5028 5044 cmd.exe 99 PID 5044 wrote to memory of 5028 5044 cmd.exe 99 PID 4144 wrote to memory of 2340 4144 57746837267008800870.exe 102 PID 4144 wrote to memory of 2340 4144 57746837267008800870.exe 102 PID 4144 wrote to memory of 2340 4144 57746837267008800870.exe 102
Processes
-
C:\Users\Admin\AppData\Local\Temp\26f6b74128285a9a9c18ff4423f3cdbd7e0a6c5e6cc9ad51740205385bae6992.exe"C:\Users\Admin\AppData\Local\Temp\26f6b74128285a9a9c18ff4423f3cdbd7e0a6c5e6cc9ad51740205385bae6992.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4656 -
C:\ProgramData\57746837267008800870.exe"C:\ProgramData\57746837267008800870.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:4144 -
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:2340
-
-
-
C:\ProgramData\69583056953906734719.exe"C:\ProgramData\69583056953906734719.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4160 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\69583056953906734719.exe3⤵
- Suspicious use of WriteProcessMemory
PID:4848 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:5000
-
-
-
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\26f6b74128285a9a9c18ff4423f3cdbd7e0a6c5e6cc9ad51740205385bae6992.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:5044 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:5028
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4656 -s 18122⤵
- Program crash
PID:2216
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4656 -ip 46561⤵PID:4120
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
7.2MB
MD5c5e0fb4ecaa8a7481a283099d604f7a0
SHA1df4b0c0cc823da2b0443076650c292b43dd9de33
SHA256c6c03e97c5de0c9eb264e4914d8c7f64d7e3528cc696f613e451a294262f3c42
SHA512375677d0cc802b09c7d1532d162a91a8eec4679f7639ef38dca9a9d3a03e20b3ab54707af7ffb138d00ec93ea4b34b6db0b33f365dc888ff9056c808a239bc57
-
Filesize
7.2MB
MD5c5e0fb4ecaa8a7481a283099d604f7a0
SHA1df4b0c0cc823da2b0443076650c292b43dd9de33
SHA256c6c03e97c5de0c9eb264e4914d8c7f64d7e3528cc696f613e451a294262f3c42
SHA512375677d0cc802b09c7d1532d162a91a8eec4679f7639ef38dca9a9d3a03e20b3ab54707af7ffb138d00ec93ea4b34b6db0b33f365dc888ff9056c808a239bc57
-
Filesize
7.2MB
MD5c5e0fb4ecaa8a7481a283099d604f7a0
SHA1df4b0c0cc823da2b0443076650c292b43dd9de33
SHA256c6c03e97c5de0c9eb264e4914d8c7f64d7e3528cc696f613e451a294262f3c42
SHA512375677d0cc802b09c7d1532d162a91a8eec4679f7639ef38dca9a9d3a03e20b3ab54707af7ffb138d00ec93ea4b34b6db0b33f365dc888ff9056c808a239bc57
-
Filesize
4.3MB
MD5c4ab3149ef02a36d663699a8c541933e
SHA167088f5eff9ec575775b711c9e3650d12d7f4d5c
SHA2560a0fbd6af9e5d110118f02b87f9a92f9f58fb100f6d9883d55a6aae6c548b4ce
SHA51288b10f81b2cd273fefeffb4c2078807e89b4b756d50110b61e9f89092715f29ba8d1803f64bc971c1293dc624b92d0b7f05612ae661dd8d24e47d39047a4b7b4
-
Filesize
4.3MB
MD5c4ab3149ef02a36d663699a8c541933e
SHA167088f5eff9ec575775b711c9e3650d12d7f4d5c
SHA2560a0fbd6af9e5d110118f02b87f9a92f9f58fb100f6d9883d55a6aae6c548b4ce
SHA51288b10f81b2cd273fefeffb4c2078807e89b4b756d50110b61e9f89092715f29ba8d1803f64bc971c1293dc624b92d0b7f05612ae661dd8d24e47d39047a4b7b4
-
Filesize
4.3MB
MD5c4ab3149ef02a36d663699a8c541933e
SHA167088f5eff9ec575775b711c9e3650d12d7f4d5c
SHA2560a0fbd6af9e5d110118f02b87f9a92f9f58fb100f6d9883d55a6aae6c548b4ce
SHA51288b10f81b2cd273fefeffb4c2078807e89b4b756d50110b61e9f89092715f29ba8d1803f64bc971c1293dc624b92d0b7f05612ae661dd8d24e47d39047a4b7b4
-
Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
-
Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
-
Filesize
800.2MB
MD5e55c454b0bf1a08447715a0994353d3a
SHA1f6d3739926eecddc974ae7bf168a8cfab823c6de
SHA256a2d23af5270ba0ae5514c1aeaa844bddc63e97b633140d4fd1ae82b698a1e3ba
SHA5126573940eb73b54104c9651873665662ba98b356e0200cc9fbfe0c969970a29222c7e9005f2a12bf94a7e865355ece2d5679355b498c2d90f37fe3c5777341741
-
Filesize
800.2MB
MD5e55c454b0bf1a08447715a0994353d3a
SHA1f6d3739926eecddc974ae7bf168a8cfab823c6de
SHA256a2d23af5270ba0ae5514c1aeaa844bddc63e97b633140d4fd1ae82b698a1e3ba
SHA5126573940eb73b54104c9651873665662ba98b356e0200cc9fbfe0c969970a29222c7e9005f2a12bf94a7e865355ece2d5679355b498c2d90f37fe3c5777341741