Analysis
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max time kernel
101s -
max time network
104s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
10-04-2023 11:09
Static task
static1
Behavioral task
behavioral1
Sample
de668f1edd06e6c2a638e6b31a2c0b92.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
de668f1edd06e6c2a638e6b31a2c0b92.exe
Resource
win10v2004-20230221-en
General
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Target
de668f1edd06e6c2a638e6b31a2c0b92.exe
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Size
303KB
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MD5
de668f1edd06e6c2a638e6b31a2c0b92
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SHA1
6d6d4a016b4696cc5b8bb092795834ab475af812
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SHA256
5abf1c8851ee76460da6b34fa8256fc1ee3694f0186a50b860942467b6744130
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SHA512
f45c8738037aa2451d691bd62ab8a186913c05206efd13e24c994b299eae0d384ccf5b2e2379502203ad6030c135bd578d87fc19870989d5487698aeb1b6af08
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SSDEEP
6144:b2jM1Q6VcjFYIJLA/DH6NqFx2T/5oOn3PPV9Deo7kSE7o3X0FH:yj4KhOT6NQwb5D/HDvkS1H
Malware Config
Extracted
vidar
3.3
8eb820ddf1aebfd9fcdae0b7decef98a
https://steamcommunity.com/profiles/76561199492257783
https://t.me/justsometg
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profile_id_v2
8eb820ddf1aebfd9fcdae0b7decef98a
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user_agent
Mozilla/5.0 (X11; Linux 3.5.4-1-ARCH i686; es) KHTML/4.9.1 (like Gecko) Konqueror/4.9
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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.NET Reactor proctector 29 IoCs
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
resource yara_rule behavioral2/files/0x000700000002316c-242.dat net_reactor behavioral2/files/0x000700000002316c-248.dat net_reactor behavioral2/files/0x000700000002316c-249.dat net_reactor behavioral2/memory/2784-250-0x0000000000140000-0x00000000007BA000-memory.dmp net_reactor behavioral2/memory/2784-252-0x0000000005110000-0x0000000005198000-memory.dmp net_reactor behavioral2/memory/2784-253-0x0000000005110000-0x0000000005198000-memory.dmp net_reactor behavioral2/memory/2784-255-0x0000000005110000-0x0000000005198000-memory.dmp net_reactor behavioral2/memory/2784-257-0x0000000005110000-0x0000000005198000-memory.dmp net_reactor behavioral2/memory/2784-259-0x0000000005110000-0x0000000005198000-memory.dmp net_reactor behavioral2/memory/2784-261-0x0000000005110000-0x0000000005198000-memory.dmp net_reactor behavioral2/memory/2784-265-0x0000000005110000-0x0000000005198000-memory.dmp net_reactor behavioral2/memory/2784-267-0x0000000005110000-0x0000000005198000-memory.dmp net_reactor behavioral2/memory/2784-269-0x0000000005110000-0x0000000005198000-memory.dmp net_reactor behavioral2/memory/2784-271-0x0000000005110000-0x0000000005198000-memory.dmp net_reactor behavioral2/memory/2784-273-0x0000000005110000-0x0000000005198000-memory.dmp net_reactor behavioral2/memory/2784-275-0x0000000005110000-0x0000000005198000-memory.dmp net_reactor behavioral2/memory/2784-277-0x0000000005110000-0x0000000005198000-memory.dmp net_reactor behavioral2/memory/2784-279-0x0000000005110000-0x0000000005198000-memory.dmp net_reactor behavioral2/memory/2784-281-0x0000000005110000-0x0000000005198000-memory.dmp net_reactor behavioral2/memory/2784-283-0x0000000005110000-0x0000000005198000-memory.dmp net_reactor behavioral2/memory/2784-285-0x0000000005110000-0x0000000005198000-memory.dmp net_reactor behavioral2/memory/2784-287-0x0000000005110000-0x0000000005198000-memory.dmp net_reactor behavioral2/memory/2784-289-0x0000000005110000-0x0000000005198000-memory.dmp net_reactor behavioral2/memory/2784-291-0x0000000005110000-0x0000000005198000-memory.dmp net_reactor behavioral2/memory/2784-293-0x0000000005110000-0x0000000005198000-memory.dmp net_reactor behavioral2/files/0x000700000002316c-1720.dat net_reactor behavioral2/files/0x000900000002317f-1734.dat net_reactor behavioral2/files/0x000900000002317f-1736.dat net_reactor behavioral2/files/0x000900000002317f-3205.dat net_reactor -
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 de668f1edd06e6c2a638e6b31a2c0b92.exe Key value queried \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Control Panel\International\Geo\Nation 12985120031726588932.exe -
Executes dropped EXE 5 IoCs
pid Process 4384 04712409945720034258.exe 2784 12985120031726588932.exe 4460 12985120031726588932.exe 2464 svcservice.exe 3660 svcservice.exe -
Loads dropped DLL 2 IoCs
pid Process 1848 de668f1edd06e6c2a638e6b31a2c0b92.exe 1848 de668f1edd06e6c2a638e6b31a2c0b92.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/0x0002000000022cbb-221.dat upx behavioral2/files/0x0002000000022cbb-224.dat upx behavioral2/files/0x0002000000022cbb-223.dat upx behavioral2/memory/4384-225-0x0000000000CB0000-0x0000000001B13000-memory.dmp upx behavioral2/memory/4384-232-0x0000000000CB0000-0x0000000001B13000-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-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\telemetry = "C:\\Users\\Admin\\AppData\\Roaming\\telemetry\\svcservice.exe" 12985120031726588932.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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Legitimate hosting services abused for malware hosting/C2 1 TTPs
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Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 2784 set thread context of 4460 2784 12985120031726588932.exe 104 PID 2464 set thread context of 3660 2464 svcservice.exe 106 -
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 4532 1848 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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString de668f1edd06e6c2a638e6b31a2c0b92.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 de668f1edd06e6c2a638e6b31a2c0b92.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 840 timeout.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1848 de668f1edd06e6c2a638e6b31a2c0b92.exe 1848 de668f1edd06e6c2a638e6b31a2c0b92.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2784 12985120031726588932.exe Token: SeDebugPrivilege 2464 svcservice.exe -
Suspicious use of WriteProcessMemory 38 IoCs
description pid Process procid_target PID 1848 wrote to memory of 4384 1848 de668f1edd06e6c2a638e6b31a2c0b92.exe 93 PID 1848 wrote to memory of 4384 1848 de668f1edd06e6c2a638e6b31a2c0b92.exe 93 PID 4384 wrote to memory of 1364 4384 04712409945720034258.exe 95 PID 4384 wrote to memory of 1364 4384 04712409945720034258.exe 95 PID 1364 wrote to memory of 4940 1364 cmd.exe 97 PID 1364 wrote to memory of 4940 1364 cmd.exe 97 PID 1848 wrote to memory of 2784 1848 de668f1edd06e6c2a638e6b31a2c0b92.exe 98 PID 1848 wrote to memory of 2784 1848 de668f1edd06e6c2a638e6b31a2c0b92.exe 98 PID 1848 wrote to memory of 2784 1848 de668f1edd06e6c2a638e6b31a2c0b92.exe 98 PID 1848 wrote to memory of 3376 1848 de668f1edd06e6c2a638e6b31a2c0b92.exe 99 PID 1848 wrote to memory of 3376 1848 de668f1edd06e6c2a638e6b31a2c0b92.exe 99 PID 1848 wrote to memory of 3376 1848 de668f1edd06e6c2a638e6b31a2c0b92.exe 99 PID 3376 wrote to memory of 840 3376 cmd.exe 102 PID 3376 wrote to memory of 840 3376 cmd.exe 102 PID 3376 wrote to memory of 840 3376 cmd.exe 102 PID 2784 wrote to memory of 4460 2784 12985120031726588932.exe 104 PID 2784 wrote to memory of 4460 2784 12985120031726588932.exe 104 PID 2784 wrote to memory of 4460 2784 12985120031726588932.exe 104 PID 2784 wrote to memory of 4460 2784 12985120031726588932.exe 104 PID 2784 wrote to memory of 4460 2784 12985120031726588932.exe 104 PID 2784 wrote to memory of 4460 2784 12985120031726588932.exe 104 PID 2784 wrote to memory of 4460 2784 12985120031726588932.exe 104 PID 2784 wrote to memory of 4460 2784 12985120031726588932.exe 104 PID 2784 wrote to memory of 4460 2784 12985120031726588932.exe 104 PID 2784 wrote to memory of 4460 2784 12985120031726588932.exe 104 PID 4460 wrote to memory of 2464 4460 12985120031726588932.exe 105 PID 4460 wrote to memory of 2464 4460 12985120031726588932.exe 105 PID 4460 wrote to memory of 2464 4460 12985120031726588932.exe 105 PID 2464 wrote to memory of 3660 2464 svcservice.exe 106 PID 2464 wrote to memory of 3660 2464 svcservice.exe 106 PID 2464 wrote to memory of 3660 2464 svcservice.exe 106 PID 2464 wrote to memory of 3660 2464 svcservice.exe 106 PID 2464 wrote to memory of 3660 2464 svcservice.exe 106 PID 2464 wrote to memory of 3660 2464 svcservice.exe 106 PID 2464 wrote to memory of 3660 2464 svcservice.exe 106 PID 2464 wrote to memory of 3660 2464 svcservice.exe 106 PID 2464 wrote to memory of 3660 2464 svcservice.exe 106 PID 2464 wrote to memory of 3660 2464 svcservice.exe 106
Processes
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C:\Users\Admin\AppData\Local\Temp\de668f1edd06e6c2a638e6b31a2c0b92.exe"C:\Users\Admin\AppData\Local\Temp\de668f1edd06e6c2a638e6b31a2c0b92.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1848 -
C:\ProgramData\04712409945720034258.exe"C:\ProgramData\04712409945720034258.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4384 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\04712409945720034258.exe3⤵
- Suspicious use of WriteProcessMemory
PID:1364 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:4940
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C:\ProgramData\12985120031726588932.exe"C:\ProgramData\12985120031726588932.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2784 -
C:\ProgramData\12985120031726588932.exe"C:\ProgramData\12985120031726588932.exe"3⤵
- Checks computer location settings
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4460 -
C:\Users\Admin\AppData\Roaming\telemetry\svcservice.exe"C:\Users\Admin\AppData\Roaming\telemetry\svcservice.exe"4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2464 -
C:\Users\Admin\AppData\Roaming\telemetry\svcservice.exe"C:\Users\Admin\AppData\Roaming\telemetry\svcservice.exe"5⤵
- Executes dropped EXE
PID:3660
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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\de668f1edd06e6c2a638e6b31a2c0b92.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:3376 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:840
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1848 -s 21082⤵
- Program crash
PID:4532
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 1848 -ip 18481⤵PID:4780
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
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
6.5MB
MD516df503a8f0da68ea293647521a0f3b2
SHA1ff6a8f795d86f891ce030eb7c11ef11e4e6fd363
SHA25620f64a2a0264eeaffd4a844cc4cae2e1ac8beb4c2c1cdbbe4c7d440ee6ca2789
SHA5123821b0c34967cca04201946f041e1131a480c77966ce4342e02cc08fd73c53f53aa4d5ce99b7f4b08df5579b2af4896cfb56598d545250aff8957d63dac9032f
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Filesize
6.5MB
MD516df503a8f0da68ea293647521a0f3b2
SHA1ff6a8f795d86f891ce030eb7c11ef11e4e6fd363
SHA25620f64a2a0264eeaffd4a844cc4cae2e1ac8beb4c2c1cdbbe4c7d440ee6ca2789
SHA5123821b0c34967cca04201946f041e1131a480c77966ce4342e02cc08fd73c53f53aa4d5ce99b7f4b08df5579b2af4896cfb56598d545250aff8957d63dac9032f
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Filesize
6.5MB
MD516df503a8f0da68ea293647521a0f3b2
SHA1ff6a8f795d86f891ce030eb7c11ef11e4e6fd363
SHA25620f64a2a0264eeaffd4a844cc4cae2e1ac8beb4c2c1cdbbe4c7d440ee6ca2789
SHA5123821b0c34967cca04201946f041e1131a480c77966ce4342e02cc08fd73c53f53aa4d5ce99b7f4b08df5579b2af4896cfb56598d545250aff8957d63dac9032f
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Filesize
6.5MB
MD516df503a8f0da68ea293647521a0f3b2
SHA1ff6a8f795d86f891ce030eb7c11ef11e4e6fd363
SHA25620f64a2a0264eeaffd4a844cc4cae2e1ac8beb4c2c1cdbbe4c7d440ee6ca2789
SHA5123821b0c34967cca04201946f041e1131a480c77966ce4342e02cc08fd73c53f53aa4d5ce99b7f4b08df5579b2af4896cfb56598d545250aff8957d63dac9032f
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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
608.5MB
MD513e1e85857afef2e3ed84bea592c3ca7
SHA19e65df13164265a9ae3f329b8710e8936bc8502a
SHA256f260c6941a890b2a5881e5f6312836d41a306bffdd35527c5fc511a49bbc5638
SHA512918615be2894b67c0e2c40adfad7786b1db1bef41c00499360521e4ce567b7a3284b3e8000f1e2cb829a673b7ada48aa7a7f2534bab7b613cde5cf767d9b3a6d
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Filesize
520.8MB
MD58483f4b56bf11fa76cbeeba0bebfb211
SHA1d5735aacb4d7ecdae1a19c29dd0874c0402c259f
SHA256ed4700957b74181f6fc3ae1889c5b95fceedba298a6183946197baa01f1f9532
SHA51246c55b51250b7e6d9cb1e4e02f12f1a39841c504b8cae9e48608bf5f45a9915c3d6698bc68f7fc5b8cc852e1e5deafa218688b87ffe3765bf5f76b6a1c7813df
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Filesize
438.6MB
MD51df3331909fc3e886df1e6201930a5b6
SHA187b213c800294cc5daca9e1c346a7f59afea8791
SHA256c6f2d4e04f6d458dabe433aefec72597396ca1629ea8cda4a954687e8728316e
SHA51212d02392f4574171e21cb0c11e09d03e42d68d8716b7686370a7956fdc1e3144c56f1c3712c7197426403c753ff8c4dc3e86cdffefa50b4af17088c13515aad8