Analysis
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max time kernel
105s -
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
12-04-2023 18:00
Static task
static1
Behavioral task
behavioral1
Sample
bd92cab108fe5e7fb8da4749f18a1ba88153755e72b9d3b15854295a7394877c.exe
Resource
win10v2004-20230220-en
General
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Target
bd92cab108fe5e7fb8da4749f18a1ba88153755e72b9d3b15854295a7394877c.exe
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Size
472KB
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MD5
286f98cbed8767ce6b37c3e84edf6f5d
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SHA1
1ff685cbb404513d5c2e903942fd5162ded7a8c7
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SHA256
bd92cab108fe5e7fb8da4749f18a1ba88153755e72b9d3b15854295a7394877c
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SHA512
fe91bd08473b43db1545e5d2911bf303a14a34af3c2ec4b82013cf9427fad93f95131415125b3e756e847ae8dc7f0e6899dbd3972a424ace6bd98d86b4ccf420
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SSDEEP
6144:5Nb3xRbD/lC2Tp8qI6RpXVtzNWt+vlSWVkonjhFaKErnMwle9FCV+E:5Nb3XbpC2Tp8qR1Uz+r0WCVr
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-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\International\Geo\Nation bd92cab108fe5e7fb8da4749f18a1ba88153755e72b9d3b15854295a7394877c.exe Key value queried \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\International\Geo\Nation 84062113611767822737.exe -
Executes dropped EXE 3 IoCs
pid Process 1420 37405691609544136825.exe 3792 84062113611767822737.exe 4532 svcservice.exe -
Loads dropped DLL 2 IoCs
pid Process 1764 bd92cab108fe5e7fb8da4749f18a1ba88153755e72b9d3b15854295a7394877c.exe 1764 bd92cab108fe5e7fb8da4749f18a1ba88153755e72b9d3b15854295a7394877c.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 behavioral1/files/0x000200000001f749-225.dat upx behavioral1/files/0x000200000001f749-228.dat upx behavioral1/files/0x000200000001f749-227.dat upx behavioral1/memory/1420-229-0x0000000000D60000-0x0000000001BC3000-memory.dmp upx behavioral1/memory/1420-230-0x0000000000D60000-0x0000000001BC3000-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-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\telemetry = "C:\\Users\\Admin\\AppData\\Roaming\\telemetry\\svcservice.exe" 84062113611767822737.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 3792 84062113611767822737.exe 3792 84062113611767822737.exe 4532 svcservice.exe 4532 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 3932 1764 WerFault.exe 85 -
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 bd92cab108fe5e7fb8da4749f18a1ba88153755e72b9d3b15854295a7394877c.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString bd92cab108fe5e7fb8da4749f18a1ba88153755e72b9d3b15854295a7394877c.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 3992 timeout.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1764 bd92cab108fe5e7fb8da4749f18a1ba88153755e72b9d3b15854295a7394877c.exe 1764 bd92cab108fe5e7fb8da4749f18a1ba88153755e72b9d3b15854295a7394877c.exe 3792 84062113611767822737.exe 3792 84062113611767822737.exe 4532 svcservice.exe 4532 svcservice.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 1764 wrote to memory of 1420 1764 bd92cab108fe5e7fb8da4749f18a1ba88153755e72b9d3b15854295a7394877c.exe 92 PID 1764 wrote to memory of 1420 1764 bd92cab108fe5e7fb8da4749f18a1ba88153755e72b9d3b15854295a7394877c.exe 92 PID 1420 wrote to memory of 4656 1420 37405691609544136825.exe 94 PID 1420 wrote to memory of 4656 1420 37405691609544136825.exe 94 PID 4656 wrote to memory of 816 4656 cmd.exe 96 PID 4656 wrote to memory of 816 4656 cmd.exe 96 PID 1764 wrote to memory of 3792 1764 bd92cab108fe5e7fb8da4749f18a1ba88153755e72b9d3b15854295a7394877c.exe 97 PID 1764 wrote to memory of 3792 1764 bd92cab108fe5e7fb8da4749f18a1ba88153755e72b9d3b15854295a7394877c.exe 97 PID 1764 wrote to memory of 3792 1764 bd92cab108fe5e7fb8da4749f18a1ba88153755e72b9d3b15854295a7394877c.exe 97 PID 1764 wrote to memory of 3156 1764 bd92cab108fe5e7fb8da4749f18a1ba88153755e72b9d3b15854295a7394877c.exe 98 PID 1764 wrote to memory of 3156 1764 bd92cab108fe5e7fb8da4749f18a1ba88153755e72b9d3b15854295a7394877c.exe 98 PID 1764 wrote to memory of 3156 1764 bd92cab108fe5e7fb8da4749f18a1ba88153755e72b9d3b15854295a7394877c.exe 98 PID 3156 wrote to memory of 3992 3156 cmd.exe 101 PID 3156 wrote to memory of 3992 3156 cmd.exe 101 PID 3156 wrote to memory of 3992 3156 cmd.exe 101 PID 3792 wrote to memory of 4532 3792 84062113611767822737.exe 104 PID 3792 wrote to memory of 4532 3792 84062113611767822737.exe 104 PID 3792 wrote to memory of 4532 3792 84062113611767822737.exe 104
Processes
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C:\Users\Admin\AppData\Local\Temp\bd92cab108fe5e7fb8da4749f18a1ba88153755e72b9d3b15854295a7394877c.exe"C:\Users\Admin\AppData\Local\Temp\bd92cab108fe5e7fb8da4749f18a1ba88153755e72b9d3b15854295a7394877c.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1764 -
C:\ProgramData\37405691609544136825.exe"C:\ProgramData\37405691609544136825.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1420 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\37405691609544136825.exe3⤵
- Suspicious use of WriteProcessMemory
PID:4656 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:816
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C:\ProgramData\84062113611767822737.exe"C:\ProgramData\84062113611767822737.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:3792 -
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:4532
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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\bd92cab108fe5e7fb8da4749f18a1ba88153755e72b9d3b15854295a7394877c.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:3156 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:3992
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 21922⤵
- Program crash
PID:3932
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 1764 -ip 17641⤵PID:1684
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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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
841.2MB
MD547e6b51c6013ddc212b09b36262956cc
SHA1715cd7654b28425419960a9798ffb778fa7436fc
SHA2563c2a9c85936a5f477c1d8032cae31a0c39525f1a73653c06c283423b6950e4b1
SHA512e5f7e19d390c39bd1af717a112712d14f21dd1165ed0bf4e8873a3a5c0b4fb80e1a612fa87b0d2f18a044b5c06fdb403bb7ea0de414101d8b784ee4760929f6b
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Filesize
841.2MB
MD547e6b51c6013ddc212b09b36262956cc
SHA1715cd7654b28425419960a9798ffb778fa7436fc
SHA2563c2a9c85936a5f477c1d8032cae31a0c39525f1a73653c06c283423b6950e4b1
SHA512e5f7e19d390c39bd1af717a112712d14f21dd1165ed0bf4e8873a3a5c0b4fb80e1a612fa87b0d2f18a044b5c06fdb403bb7ea0de414101d8b784ee4760929f6b