Analysis
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max time kernel
124s -
max time network
126s -
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 06:58
Static task
static1
Behavioral task
behavioral1
Sample
7a99e7c62790c89b3ec8341676786141.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
7a99e7c62790c89b3ec8341676786141.exe
Resource
win10v2004-20230220-en
General
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Target
7a99e7c62790c89b3ec8341676786141.exe
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Size
473KB
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MD5
7a99e7c62790c89b3ec8341676786141
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SHA1
18163508e3ff8dde1531501ec63cae4a91387446
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SHA256
214e9703ba46ea2ec8a747913145d48a8be812ab4beaf8f055e889c204955174
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SHA512
ff0d022533b845e96229f184492b5071aaf77f35ce890bdc1836d2ded7a90a4b53b86802617da43630e340082b2e85a6be265b23203592035bd385189bed3b87
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SSDEEP
12288:jzSPihutK1Zv6bERMpNymaRGdAwwxOT1b:jGPi8i6b0MLymFdyxo
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 7a99e7c62790c89b3ec8341676786141.exe Key value queried \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation 61156747867352360140.exe -
Executes dropped EXE 3 IoCs
pid Process 3140 94240000048265542029.exe 824 61156747867352360140.exe 3408 svcservice.exe -
Loads dropped DLL 2 IoCs
pid Process 3404 7a99e7c62790c89b3ec8341676786141.exe 3404 7a99e7c62790c89b3ec8341676786141.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/0x000800000002311e-225.dat upx behavioral2/files/0x000800000002311e-228.dat upx behavioral2/files/0x000800000002311e-227.dat upx behavioral2/memory/3140-229-0x0000000000E50000-0x0000000001CB3000-memory.dmp upx behavioral2/memory/3140-230-0x0000000000E50000-0x0000000001CB3000-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" 61156747867352360140.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 824 61156747867352360140.exe 824 61156747867352360140.exe 3408 svcservice.exe 3408 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 4136 3404 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 7a99e7c62790c89b3ec8341676786141.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 7a99e7c62790c89b3ec8341676786141.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 3416 timeout.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 3404 7a99e7c62790c89b3ec8341676786141.exe 3404 7a99e7c62790c89b3ec8341676786141.exe 824 61156747867352360140.exe 824 61156747867352360140.exe 3408 svcservice.exe 3408 svcservice.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 3404 wrote to memory of 3140 3404 7a99e7c62790c89b3ec8341676786141.exe 91 PID 3404 wrote to memory of 3140 3404 7a99e7c62790c89b3ec8341676786141.exe 91 PID 3140 wrote to memory of 3168 3140 94240000048265542029.exe 93 PID 3140 wrote to memory of 3168 3140 94240000048265542029.exe 93 PID 3168 wrote to memory of 4232 3168 cmd.exe 95 PID 3168 wrote to memory of 4232 3168 cmd.exe 95 PID 3404 wrote to memory of 824 3404 7a99e7c62790c89b3ec8341676786141.exe 96 PID 3404 wrote to memory of 824 3404 7a99e7c62790c89b3ec8341676786141.exe 96 PID 3404 wrote to memory of 824 3404 7a99e7c62790c89b3ec8341676786141.exe 96 PID 3404 wrote to memory of 4124 3404 7a99e7c62790c89b3ec8341676786141.exe 97 PID 3404 wrote to memory of 4124 3404 7a99e7c62790c89b3ec8341676786141.exe 97 PID 3404 wrote to memory of 4124 3404 7a99e7c62790c89b3ec8341676786141.exe 97 PID 4124 wrote to memory of 3416 4124 cmd.exe 101 PID 4124 wrote to memory of 3416 4124 cmd.exe 101 PID 4124 wrote to memory of 3416 4124 cmd.exe 101 PID 824 wrote to memory of 3408 824 61156747867352360140.exe 103 PID 824 wrote to memory of 3408 824 61156747867352360140.exe 103 PID 824 wrote to memory of 3408 824 61156747867352360140.exe 103
Processes
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C:\Users\Admin\AppData\Local\Temp\7a99e7c62790c89b3ec8341676786141.exe"C:\Users\Admin\AppData\Local\Temp\7a99e7c62790c89b3ec8341676786141.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3404 -
C:\ProgramData\94240000048265542029.exe"C:\ProgramData\94240000048265542029.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3140 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\94240000048265542029.exe3⤵
- Suspicious use of WriteProcessMemory
PID:3168 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:4232
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C:\ProgramData\61156747867352360140.exe"C:\ProgramData\61156747867352360140.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:824 -
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:3408
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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\7a99e7c62790c89b3ec8341676786141.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:4124 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:3416
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3404 -s 18402⤵
- Program crash
PID:4136
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 3404 -ip 34041⤵PID:4408
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
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
779.2MB
MD50dd3c1de15378d61cc30bc31540289ef
SHA17c70849a96557c085419da188f23016fdd02655d
SHA2564ebaa86fd34144a6b1b0ac11ec84fec4858c7e395ce81d19b9854b0a11d74a4e
SHA512e3ddbd86291ae2ac390cd7185b55390a1f9728aafb6a8fd76a1a06e1015d7285b2e7f99e20d8861022364369f9357d52c2892a4ad78bd0719004f5a225db1d92
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Filesize
779.2MB
MD50dd3c1de15378d61cc30bc31540289ef
SHA17c70849a96557c085419da188f23016fdd02655d
SHA2564ebaa86fd34144a6b1b0ac11ec84fec4858c7e395ce81d19b9854b0a11d74a4e
SHA512e3ddbd86291ae2ac390cd7185b55390a1f9728aafb6a8fd76a1a06e1015d7285b2e7f99e20d8861022364369f9357d52c2892a4ad78bd0719004f5a225db1d92