Analysis
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max time kernel
103s -
max time network
150s -
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 15:20
Static task
static1
Behavioral task
behavioral1
Sample
c1821cde377bf360d0ee0552a1e4ad4f37cbf5a71c6de027e13c2eadea696505.exe
Resource
win10v2004-20230220-en
General
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Target
c1821cde377bf360d0ee0552a1e4ad4f37cbf5a71c6de027e13c2eadea696505.exe
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Size
472KB
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MD5
76ef680c0ebbc1fe0512aad0b218f2cc
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SHA1
7098a0f3f2498d9ed86f9b841f2c254afc333662
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SHA256
c1821cde377bf360d0ee0552a1e4ad4f37cbf5a71c6de027e13c2eadea696505
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SHA512
c75ba34a9914cbd108b2f230b8f254e09a6768034f53b023c3b831c888278b5710ad55d155c8c034f9696d941b17eb5608729e13a3d9ad0e50d2f00470151cc2
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SSDEEP
12288:zQtPPvWwrmHDGAHkWQ6vDpMQWSwlKmBPNICVr:z+PDWSGHCQjzmBPNICV
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 c1821cde377bf360d0ee0552a1e4ad4f37cbf5a71c6de027e13c2eadea696505.exe Key value queried \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Control Panel\International\Geo\Nation 28556198258358102793.exe -
Executes dropped EXE 3 IoCs
pid Process 1796 28556198258358102793.exe 460 91664055403137545148.exe 1604 svcservice.exe -
Loads dropped DLL 2 IoCs
pid Process 1080 c1821cde377bf360d0ee0552a1e4ad4f37cbf5a71c6de027e13c2eadea696505.exe 1080 c1821cde377bf360d0ee0552a1e4ad4f37cbf5a71c6de027e13c2eadea696505.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/0x0006000000022fb1-236.dat upx behavioral1/files/0x0006000000022fb1-239.dat upx behavioral1/files/0x0006000000022fb1-238.dat upx behavioral1/memory/460-241-0x0000000000580000-0x00000000013E3000-memory.dmp upx behavioral1/memory/460-247-0x0000000000580000-0x00000000013E3000-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" 28556198258358102793.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 1796 28556198258358102793.exe 1796 28556198258358102793.exe 1604 svcservice.exe 1604 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 4512 1080 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 c1821cde377bf360d0ee0552a1e4ad4f37cbf5a71c6de027e13c2eadea696505.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString c1821cde377bf360d0ee0552a1e4ad4f37cbf5a71c6de027e13c2eadea696505.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 1052 timeout.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1080 c1821cde377bf360d0ee0552a1e4ad4f37cbf5a71c6de027e13c2eadea696505.exe 1080 c1821cde377bf360d0ee0552a1e4ad4f37cbf5a71c6de027e13c2eadea696505.exe 1796 28556198258358102793.exe 1796 28556198258358102793.exe 1604 svcservice.exe 1604 svcservice.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 1080 wrote to memory of 1796 1080 c1821cde377bf360d0ee0552a1e4ad4f37cbf5a71c6de027e13c2eadea696505.exe 89 PID 1080 wrote to memory of 1796 1080 c1821cde377bf360d0ee0552a1e4ad4f37cbf5a71c6de027e13c2eadea696505.exe 89 PID 1080 wrote to memory of 1796 1080 c1821cde377bf360d0ee0552a1e4ad4f37cbf5a71c6de027e13c2eadea696505.exe 89 PID 1080 wrote to memory of 460 1080 c1821cde377bf360d0ee0552a1e4ad4f37cbf5a71c6de027e13c2eadea696505.exe 91 PID 1080 wrote to memory of 460 1080 c1821cde377bf360d0ee0552a1e4ad4f37cbf5a71c6de027e13c2eadea696505.exe 91 PID 460 wrote to memory of 2092 460 91664055403137545148.exe 92 PID 460 wrote to memory of 2092 460 91664055403137545148.exe 92 PID 1080 wrote to memory of 2352 1080 c1821cde377bf360d0ee0552a1e4ad4f37cbf5a71c6de027e13c2eadea696505.exe 94 PID 1080 wrote to memory of 2352 1080 c1821cde377bf360d0ee0552a1e4ad4f37cbf5a71c6de027e13c2eadea696505.exe 94 PID 1080 wrote to memory of 2352 1080 c1821cde377bf360d0ee0552a1e4ad4f37cbf5a71c6de027e13c2eadea696505.exe 94 PID 2092 wrote to memory of 856 2092 cmd.exe 95 PID 2092 wrote to memory of 856 2092 cmd.exe 95 PID 2352 wrote to memory of 1052 2352 cmd.exe 98 PID 2352 wrote to memory of 1052 2352 cmd.exe 98 PID 2352 wrote to memory of 1052 2352 cmd.exe 98 PID 1796 wrote to memory of 1604 1796 28556198258358102793.exe 100 PID 1796 wrote to memory of 1604 1796 28556198258358102793.exe 100 PID 1796 wrote to memory of 1604 1796 28556198258358102793.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\c1821cde377bf360d0ee0552a1e4ad4f37cbf5a71c6de027e13c2eadea696505.exe"C:\Users\Admin\AppData\Local\Temp\c1821cde377bf360d0ee0552a1e4ad4f37cbf5a71c6de027e13c2eadea696505.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1080 -
C:\ProgramData\28556198258358102793.exe"C:\ProgramData\28556198258358102793.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:1796 -
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:1604
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C:\ProgramData\91664055403137545148.exe"C:\ProgramData\91664055403137545148.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:460 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\91664055403137545148.exe3⤵
- Suspicious use of WriteProcessMemory
PID:2092 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:856
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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\c1821cde377bf360d0ee0552a1e4ad4f37cbf5a71c6de027e13c2eadea696505.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:2352 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:1052
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1080 -s 21082⤵
- Program crash
PID:4512
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1080 -ip 10801⤵PID:2372
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
760.2MB
MD583fe37f02a43bab5f75950fff999d690
SHA1ea1bce2bc989d086d489ca956170377502af2539
SHA256d720d20905bc80c9b55e10d992ea1009001c2cdeb579b2fbcfca6a03264a0b17
SHA5125797ed5d4e5ed88a598b8771bec9a46ab9c5b4f3a46fa0ac6c90532a5b1ae53b7b3fb074a7c30c99041ca5e6f6af01d4ac8cd835ea0153767a1dfc2f2031763e
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Filesize
760.2MB
MD583fe37f02a43bab5f75950fff999d690
SHA1ea1bce2bc989d086d489ca956170377502af2539
SHA256d720d20905bc80c9b55e10d992ea1009001c2cdeb579b2fbcfca6a03264a0b17
SHA5125797ed5d4e5ed88a598b8771bec9a46ab9c5b4f3a46fa0ac6c90532a5b1ae53b7b3fb074a7c30c99041ca5e6f6af01d4ac8cd835ea0153767a1dfc2f2031763e