Analysis
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max time kernel
127s -
max time network
130s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
14-04-2023 06:59
Static task
static1
Behavioral task
behavioral1
Sample
9f4ce33d97541861fc70b51c66250809.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
9f4ce33d97541861fc70b51c66250809.exe
Resource
win10v2004-20230220-en
General
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Target
9f4ce33d97541861fc70b51c66250809.exe
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Size
368KB
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MD5
9f4ce33d97541861fc70b51c66250809
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SHA1
6ada4f4cb0fc32e21a1b67c49261312fd5c00511
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SHA256
4598f17c42e3fa2259e57d1e4732ad6847a6b3469114a1d37112a8fca6ba748b
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SHA512
755bf07375451b30b5458d8dbe045acbcfe2ea03a8573deb625de5b4aac51a0a13ef64a82b5919219d750b53d998bc17401755b6f1da98a2396d0ffb99c2b008
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SSDEEP
6144:UIbeYKQ5AiNfZeSxNZtH07n2r2ICUXpjizWu9re5GOC5:UKeY3HNBNjINwwC2iC5
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-1-5-21-4238149048-355649189-894321705-1000\Control Panel\International\Geo\Nation 9f4ce33d97541861fc70b51c66250809.exe Key value queried \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Control Panel\International\Geo\Nation 55427977656139086354.exe -
Executes dropped EXE 3 IoCs
pid Process 4356 55427977656139086354.exe 780 88361131692216382976.exe 396 svcservice.exe -
Loads dropped DLL 2 IoCs
pid Process 1880 9f4ce33d97541861fc70b51c66250809.exe 1880 9f4ce33d97541861fc70b51c66250809.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/0x0006000000022fe9-241.dat upx behavioral2/files/0x0006000000022fe9-243.dat upx behavioral2/files/0x0006000000022fe9-245.dat upx behavioral2/memory/780-246-0x0000000000DE0000-0x0000000001C43000-memory.dmp upx behavioral2/memory/780-247-0x0000000000DE0000-0x0000000001C43000-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-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\telemetry = "C:\\Users\\Admin\\AppData\\Roaming\\telemetry\\svcservice.exe" 55427977656139086354.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 4356 55427977656139086354.exe 4356 55427977656139086354.exe 396 svcservice.exe 396 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 4068 1880 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 9f4ce33d97541861fc70b51c66250809.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 9f4ce33d97541861fc70b51c66250809.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 2348 timeout.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1880 9f4ce33d97541861fc70b51c66250809.exe 1880 9f4ce33d97541861fc70b51c66250809.exe 4356 55427977656139086354.exe 4356 55427977656139086354.exe 396 svcservice.exe 396 svcservice.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 1880 wrote to memory of 4356 1880 9f4ce33d97541861fc70b51c66250809.exe 87 PID 1880 wrote to memory of 4356 1880 9f4ce33d97541861fc70b51c66250809.exe 87 PID 1880 wrote to memory of 4356 1880 9f4ce33d97541861fc70b51c66250809.exe 87 PID 1880 wrote to memory of 780 1880 9f4ce33d97541861fc70b51c66250809.exe 91 PID 1880 wrote to memory of 780 1880 9f4ce33d97541861fc70b51c66250809.exe 91 PID 780 wrote to memory of 3328 780 88361131692216382976.exe 92 PID 780 wrote to memory of 3328 780 88361131692216382976.exe 92 PID 1880 wrote to memory of 3116 1880 9f4ce33d97541861fc70b51c66250809.exe 94 PID 1880 wrote to memory of 3116 1880 9f4ce33d97541861fc70b51c66250809.exe 94 PID 1880 wrote to memory of 3116 1880 9f4ce33d97541861fc70b51c66250809.exe 94 PID 3328 wrote to memory of 5064 3328 cmd.exe 96 PID 3328 wrote to memory of 5064 3328 cmd.exe 96 PID 3116 wrote to memory of 2348 3116 cmd.exe 99 PID 3116 wrote to memory of 2348 3116 cmd.exe 99 PID 3116 wrote to memory of 2348 3116 cmd.exe 99 PID 4356 wrote to memory of 396 4356 55427977656139086354.exe 101 PID 4356 wrote to memory of 396 4356 55427977656139086354.exe 101 PID 4356 wrote to memory of 396 4356 55427977656139086354.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\9f4ce33d97541861fc70b51c66250809.exe"C:\Users\Admin\AppData\Local\Temp\9f4ce33d97541861fc70b51c66250809.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1880 -
C:\ProgramData\55427977656139086354.exe"C:\ProgramData\55427977656139086354.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:4356 -
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:396
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C:\ProgramData\88361131692216382976.exe"C:\ProgramData\88361131692216382976.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:780 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\88361131692216382976.exe3⤵
- Suspicious use of WriteProcessMemory
PID:3328 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:5064
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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\9f4ce33d97541861fc70b51c66250809.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:3116 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:2348
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1880 -s 21002⤵
- Program crash
PID:4068
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1880 -ip 18801⤵PID:2588
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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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
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
785.2MB
MD567a7ba4c2154247db5d7a01399314551
SHA190ba466d36eeaef94afa919da05f32097214c466
SHA256e4bc74d6230cd3e2f2462217afea1ab6f94968fdee157e40585cf1ab3ef27ab0
SHA512c2f3f3186c8fff2be4b2ba98ca4a4cd2aebc83444e4c3af1848699088a975f422e8856922fe29c3611921841b210fd8eb7ccca823ff9d7cbbe07e6f47d495e6d
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Filesize
780.9MB
MD5a72fba7a7d1e1407b995021ffa97f184
SHA1cdb5d48722b2ed9fc86a39341c013017c26d4b97
SHA2560d725ed6c93956abcf5d4257352324867f780decb8189c8a34089f6186199788
SHA512cab56209606197fbcc1cc75a9cf1f18f03ee48332314125a643d19917693a24606ca987a9c263058e306986b05e801b444e1cd4faa2776dad0f86ec64945a4b9