Analysis
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max time kernel
131s -
max time network
135s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
10-04-2023 13:22
Static task
static1
Behavioral task
behavioral1
Sample
bb608ae382998ceafe80c895c64fdd2f856a2dd50301208002019e778878d89c.exe
Resource
win10v2004-20230220-en
General
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Target
bb608ae382998ceafe80c895c64fdd2f856a2dd50301208002019e778878d89c.exe
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Size
308KB
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MD5
58a58b94ef827335f91580d291914918
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SHA1
d47a7a976cef923d9e2b82473a41ad3c8332a454
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SHA256
bb608ae382998ceafe80c895c64fdd2f856a2dd50301208002019e778878d89c
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SHA512
84baab86da6e84d33568ee4c8524d6cdcc11ca37732537a727b5918809bec7353ca1d73305c2f071d6e38698a55c41525a60a3d2c2cd3eb98bf1300bd724256f
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SSDEEP
6144:m28GE+elkxG0BT9HRfiCFsY/yHzgVCkBsC:EeelkIWT9H8CFhjn
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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.NET Reactor proctector 31 IoCs
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
resource yara_rule behavioral1/files/0x0006000000023154-231.dat net_reactor behavioral1/files/0x0006000000023154-237.dat net_reactor behavioral1/files/0x0006000000023154-238.dat net_reactor behavioral1/memory/3556-245-0x0000000000E90000-0x000000000150A000-memory.dmp net_reactor behavioral1/memory/3556-249-0x0000000005E70000-0x0000000005EF8000-memory.dmp net_reactor behavioral1/memory/3556-250-0x0000000005E70000-0x0000000005EF8000-memory.dmp net_reactor behavioral1/memory/3556-252-0x0000000005E70000-0x0000000005EF8000-memory.dmp net_reactor behavioral1/memory/3556-254-0x0000000005E70000-0x0000000005EF8000-memory.dmp net_reactor behavioral1/memory/3556-256-0x0000000005E70000-0x0000000005EF8000-memory.dmp net_reactor behavioral1/memory/3556-258-0x0000000005E70000-0x0000000005EF8000-memory.dmp net_reactor behavioral1/memory/3556-260-0x0000000005E70000-0x0000000005EF8000-memory.dmp net_reactor behavioral1/memory/3556-262-0x0000000005E70000-0x0000000005EF8000-memory.dmp net_reactor behavioral1/memory/3556-264-0x0000000005E70000-0x0000000005EF8000-memory.dmp net_reactor behavioral1/memory/3556-266-0x0000000005E70000-0x0000000005EF8000-memory.dmp net_reactor behavioral1/memory/3556-268-0x0000000005E70000-0x0000000005EF8000-memory.dmp net_reactor behavioral1/memory/3556-270-0x0000000005E70000-0x0000000005EF8000-memory.dmp net_reactor behavioral1/memory/3556-272-0x0000000005E70000-0x0000000005EF8000-memory.dmp net_reactor behavioral1/memory/3556-274-0x0000000005E70000-0x0000000005EF8000-memory.dmp net_reactor behavioral1/memory/3556-276-0x0000000005E70000-0x0000000005EF8000-memory.dmp net_reactor behavioral1/memory/3556-278-0x0000000005E70000-0x0000000005EF8000-memory.dmp net_reactor behavioral1/memory/3556-280-0x0000000005E70000-0x0000000005EF8000-memory.dmp net_reactor behavioral1/memory/3556-282-0x0000000005E70000-0x0000000005EF8000-memory.dmp net_reactor behavioral1/memory/3556-284-0x0000000005E70000-0x0000000005EF8000-memory.dmp net_reactor behavioral1/memory/3556-286-0x0000000005E70000-0x0000000005EF8000-memory.dmp net_reactor behavioral1/memory/3556-288-0x0000000005E70000-0x0000000005EF8000-memory.dmp net_reactor behavioral1/memory/3556-290-0x0000000005E70000-0x0000000005EF8000-memory.dmp net_reactor behavioral1/memory/3556-292-0x0000000005E70000-0x0000000005EF8000-memory.dmp net_reactor behavioral1/files/0x0006000000023154-1715.dat net_reactor behavioral1/files/0x0006000000023162-1741.dat net_reactor behavioral1/files/0x0006000000023162-1743.dat net_reactor behavioral1/files/0x0006000000023162-3213.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-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation bb608ae382998ceafe80c895c64fdd2f856a2dd50301208002019e778878d89c.exe Key value queried \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation 82097123518581742870.exe -
Executes dropped EXE 5 IoCs
pid Process 3556 82097123518581742870.exe 5108 82097123518581742870.exe 3680 70065097141688273972.exe 4576 svcservice.exe 4604 svcservice.exe -
Loads dropped DLL 2 IoCs
pid Process 2572 bb608ae382998ceafe80c895c64fdd2f856a2dd50301208002019e778878d89c.exe 2572 bb608ae382998ceafe80c895c64fdd2f856a2dd50301208002019e778878d89c.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/0x000600000002315b-1732.dat upx behavioral1/files/0x000600000002315b-1735.dat upx behavioral1/files/0x000600000002315b-1734.dat upx behavioral1/memory/3680-1736-0x0000000000BE0000-0x0000000001A43000-memory.dmp upx behavioral1/memory/3680-1738-0x0000000000BE0000-0x0000000001A43000-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" 82097123518581742870.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 3556 set thread context of 5108 3556 82097123518581742870.exe 87 PID 4576 set thread context of 4604 4576 svcservice.exe 100 -
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 3308 2572 WerFault.exe 76 -
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 bb608ae382998ceafe80c895c64fdd2f856a2dd50301208002019e778878d89c.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString bb608ae382998ceafe80c895c64fdd2f856a2dd50301208002019e778878d89c.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 464 timeout.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2572 bb608ae382998ceafe80c895c64fdd2f856a2dd50301208002019e778878d89c.exe 2572 bb608ae382998ceafe80c895c64fdd2f856a2dd50301208002019e778878d89c.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3556 82097123518581742870.exe Token: SeDebugPrivilege 4576 svcservice.exe -
Suspicious use of WriteProcessMemory 38 IoCs
description pid Process procid_target PID 2572 wrote to memory of 3556 2572 bb608ae382998ceafe80c895c64fdd2f856a2dd50301208002019e778878d89c.exe 81 PID 2572 wrote to memory of 3556 2572 bb608ae382998ceafe80c895c64fdd2f856a2dd50301208002019e778878d89c.exe 81 PID 2572 wrote to memory of 3556 2572 bb608ae382998ceafe80c895c64fdd2f856a2dd50301208002019e778878d89c.exe 81 PID 3556 wrote to memory of 5108 3556 82097123518581742870.exe 87 PID 3556 wrote to memory of 5108 3556 82097123518581742870.exe 87 PID 3556 wrote to memory of 5108 3556 82097123518581742870.exe 87 PID 3556 wrote to memory of 5108 3556 82097123518581742870.exe 87 PID 3556 wrote to memory of 5108 3556 82097123518581742870.exe 87 PID 3556 wrote to memory of 5108 3556 82097123518581742870.exe 87 PID 3556 wrote to memory of 5108 3556 82097123518581742870.exe 87 PID 3556 wrote to memory of 5108 3556 82097123518581742870.exe 87 PID 3556 wrote to memory of 5108 3556 82097123518581742870.exe 87 PID 3556 wrote to memory of 5108 3556 82097123518581742870.exe 87 PID 2572 wrote to memory of 3680 2572 bb608ae382998ceafe80c895c64fdd2f856a2dd50301208002019e778878d89c.exe 89 PID 2572 wrote to memory of 3680 2572 bb608ae382998ceafe80c895c64fdd2f856a2dd50301208002019e778878d89c.exe 89 PID 3680 wrote to memory of 3804 3680 70065097141688273972.exe 91 PID 3680 wrote to memory of 3804 3680 70065097141688273972.exe 91 PID 2572 wrote to memory of 3364 2572 bb608ae382998ceafe80c895c64fdd2f856a2dd50301208002019e778878d89c.exe 93 PID 2572 wrote to memory of 3364 2572 bb608ae382998ceafe80c895c64fdd2f856a2dd50301208002019e778878d89c.exe 93 PID 2572 wrote to memory of 3364 2572 bb608ae382998ceafe80c895c64fdd2f856a2dd50301208002019e778878d89c.exe 93 PID 3804 wrote to memory of 3764 3804 cmd.exe 98 PID 3804 wrote to memory of 3764 3804 cmd.exe 98 PID 3364 wrote to memory of 464 3364 cmd.exe 99 PID 3364 wrote to memory of 464 3364 cmd.exe 99 PID 3364 wrote to memory of 464 3364 cmd.exe 99 PID 5108 wrote to memory of 4576 5108 82097123518581742870.exe 88 PID 5108 wrote to memory of 4576 5108 82097123518581742870.exe 88 PID 5108 wrote to memory of 4576 5108 82097123518581742870.exe 88 PID 4576 wrote to memory of 4604 4576 svcservice.exe 100 PID 4576 wrote to memory of 4604 4576 svcservice.exe 100 PID 4576 wrote to memory of 4604 4576 svcservice.exe 100 PID 4576 wrote to memory of 4604 4576 svcservice.exe 100 PID 4576 wrote to memory of 4604 4576 svcservice.exe 100 PID 4576 wrote to memory of 4604 4576 svcservice.exe 100 PID 4576 wrote to memory of 4604 4576 svcservice.exe 100 PID 4576 wrote to memory of 4604 4576 svcservice.exe 100 PID 4576 wrote to memory of 4604 4576 svcservice.exe 100 PID 4576 wrote to memory of 4604 4576 svcservice.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\bb608ae382998ceafe80c895c64fdd2f856a2dd50301208002019e778878d89c.exe"C:\Users\Admin\AppData\Local\Temp\bb608ae382998ceafe80c895c64fdd2f856a2dd50301208002019e778878d89c.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2572 -
C:\ProgramData\82097123518581742870.exe"C:\ProgramData\82097123518581742870.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3556 -
C:\ProgramData\82097123518581742870.exe"C:\ProgramData\82097123518581742870.exe"3⤵
- Checks computer location settings
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:5108 -
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:4576 -
C:\Users\Admin\AppData\Roaming\telemetry\svcservice.exe"C:\Users\Admin\AppData\Roaming\telemetry\svcservice.exe"5⤵
- Executes dropped EXE
PID:4604
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C:\ProgramData\70065097141688273972.exe"C:\ProgramData\70065097141688273972.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3680 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\70065097141688273972.exe3⤵
- Suspicious use of WriteProcessMemory
PID:3804 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:3764
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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\bb608ae382998ceafe80c895c64fdd2f856a2dd50301208002019e778878d89c.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:3364 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:464
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2572 -s 18962⤵
- Program crash
PID:3308
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2572 -ip 25721⤵PID:812
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
829.5MB
MD526e0e01815c0dbe004a7057454410aac
SHA1affc87f856eebd1a94c66a852b2dd57bdf64cd98
SHA256ac1922257c3d145dfcac41259d439c99c13bff26d66f710f8870baa8ce3d7d89
SHA51204df19e6b78270fea89901bb074af50be65055628df197c90bcff30c00e0459051c0cc3520ba0a612e6313fe8868569f720d4612b5a39a5e6c08d6ded5a41c69
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Filesize
829.5MB
MD526e0e01815c0dbe004a7057454410aac
SHA1affc87f856eebd1a94c66a852b2dd57bdf64cd98
SHA256ac1922257c3d145dfcac41259d439c99c13bff26d66f710f8870baa8ce3d7d89
SHA51204df19e6b78270fea89901bb074af50be65055628df197c90bcff30c00e0459051c0cc3520ba0a612e6313fe8868569f720d4612b5a39a5e6c08d6ded5a41c69
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Filesize
339.2MB
MD5661d7b323bd961a3981858eae0150aa2
SHA1e29664c2ce54bd9de45238dfd58a505ffc6416e2
SHA2564659fcdbc144a06d5d2ec5e0410e231763392fddad722d98db3116b1bb01b120
SHA5124050cfdeb0dcb1925d7af5bd82f2e13dac45a2b74b2332c6a4c0482ca13f5e6d3027bdeee95a15b431c1f487e24eb71df17c9d8510646933e4939a6641680d1e