Analysis
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max time kernel
133s -
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
09-04-2023 00:30
Static task
static1
Behavioral task
behavioral1
Sample
552fba4dc6da172a89fa1598a1bd3c62ad0ae663faf6548987999f3649144d2b.exe
Resource
win10v2004-20230220-en
General
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Target
552fba4dc6da172a89fa1598a1bd3c62ad0ae663faf6548987999f3649144d2b.exe
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Size
311KB
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MD5
0b3392b5fb32e3f4bc370d033d669d89
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SHA1
83ac3d4c91f79ebcfe0a216b069c4e5653bc13f9
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SHA256
552fba4dc6da172a89fa1598a1bd3c62ad0ae663faf6548987999f3649144d2b
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SHA512
1a8a4df8e502659093248994eef9c755a17d9bb1afbf612d8a89b190c8e31e1fc9252ee6a520d40e63c7546729cd4409ea99a7fef2b737f6bc3d81f48dc6679b
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SSDEEP
6144:x+gQlK1IptSjtNNvS2CfdDGOUfREi9ic:x+gQA1yWlCVd2RjY
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 31 IoCs
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
resource yara_rule behavioral1/files/0x0008000000023140-229.dat net_reactor behavioral1/files/0x0008000000023140-235.dat net_reactor behavioral1/files/0x0008000000023140-236.dat net_reactor behavioral1/memory/5080-243-0x0000000000200000-0x000000000087A000-memory.dmp net_reactor behavioral1/memory/5080-252-0x0000000005310000-0x0000000005398000-memory.dmp net_reactor behavioral1/memory/5080-258-0x0000000005310000-0x0000000005398000-memory.dmp net_reactor behavioral1/memory/5080-254-0x0000000005310000-0x0000000005398000-memory.dmp net_reactor behavioral1/memory/5080-260-0x0000000005310000-0x0000000005398000-memory.dmp net_reactor behavioral1/memory/5080-262-0x0000000005310000-0x0000000005398000-memory.dmp net_reactor behavioral1/memory/5080-264-0x0000000005310000-0x0000000005398000-memory.dmp net_reactor behavioral1/memory/5080-266-0x0000000005310000-0x0000000005398000-memory.dmp net_reactor behavioral1/memory/5080-268-0x0000000005310000-0x0000000005398000-memory.dmp net_reactor behavioral1/memory/5080-270-0x0000000005310000-0x0000000005398000-memory.dmp net_reactor behavioral1/memory/5080-272-0x0000000005310000-0x0000000005398000-memory.dmp net_reactor behavioral1/memory/5080-275-0x0000000005310000-0x0000000005398000-memory.dmp net_reactor behavioral1/memory/5080-277-0x0000000005310000-0x0000000005398000-memory.dmp net_reactor behavioral1/memory/5080-279-0x0000000005310000-0x0000000005398000-memory.dmp net_reactor behavioral1/memory/5080-282-0x0000000005310000-0x0000000005398000-memory.dmp net_reactor behavioral1/memory/5080-284-0x0000000005310000-0x0000000005398000-memory.dmp net_reactor behavioral1/memory/5080-286-0x0000000005310000-0x0000000005398000-memory.dmp net_reactor behavioral1/memory/5080-288-0x0000000005310000-0x0000000005398000-memory.dmp net_reactor behavioral1/memory/5080-290-0x0000000005310000-0x0000000005398000-memory.dmp net_reactor behavioral1/memory/5080-292-0x0000000005310000-0x0000000005398000-memory.dmp net_reactor behavioral1/memory/5080-294-0x0000000005310000-0x0000000005398000-memory.dmp net_reactor behavioral1/memory/5080-296-0x0000000005310000-0x0000000005398000-memory.dmp net_reactor behavioral1/memory/5080-298-0x0000000005310000-0x0000000005398000-memory.dmp net_reactor behavioral1/memory/5080-300-0x0000000005310000-0x0000000005398000-memory.dmp net_reactor behavioral1/files/0x0008000000023140-1724.dat net_reactor behavioral1/files/0x000700000002316c-1738.dat net_reactor behavioral1/files/0x000700000002316c-1739.dat net_reactor behavioral1/files/0x000700000002316c-3210.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 06771492893645202776.exe Key value queried \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation 552fba4dc6da172a89fa1598a1bd3c62ad0ae663faf6548987999f3649144d2b.exe -
Executes dropped EXE 5 IoCs
pid Process 5080 06771492893645202776.exe 2476 82767169086236708434.exe 1460 06771492893645202776.exe 892 svcservice.exe 3472 svcservice.exe -
Loads dropped DLL 2 IoCs
pid Process 2928 552fba4dc6da172a89fa1598a1bd3c62ad0ae663faf6548987999f3649144d2b.exe 2928 552fba4dc6da172a89fa1598a1bd3c62ad0ae663faf6548987999f3649144d2b.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/0x0006000000023166-251.dat upx behavioral1/files/0x0006000000023166-256.dat upx behavioral1/files/0x0006000000023166-255.dat upx behavioral1/memory/2476-274-0x0000000000910000-0x0000000001773000-memory.dmp upx behavioral1/memory/2476-281-0x0000000000910000-0x0000000001773000-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" 06771492893645202776.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 5080 set thread context of 1460 5080 06771492893645202776.exe 103 PID 892 set thread context of 3472 892 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 728 2928 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 552fba4dc6da172a89fa1598a1bd3c62ad0ae663faf6548987999f3649144d2b.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 552fba4dc6da172a89fa1598a1bd3c62ad0ae663faf6548987999f3649144d2b.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 796 timeout.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2928 552fba4dc6da172a89fa1598a1bd3c62ad0ae663faf6548987999f3649144d2b.exe 2928 552fba4dc6da172a89fa1598a1bd3c62ad0ae663faf6548987999f3649144d2b.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 5080 06771492893645202776.exe Token: SeDebugPrivilege 892 svcservice.exe -
Suspicious use of WriteProcessMemory 38 IoCs
description pid Process procid_target PID 2928 wrote to memory of 5080 2928 552fba4dc6da172a89fa1598a1bd3c62ad0ae663faf6548987999f3649144d2b.exe 92 PID 2928 wrote to memory of 5080 2928 552fba4dc6da172a89fa1598a1bd3c62ad0ae663faf6548987999f3649144d2b.exe 92 PID 2928 wrote to memory of 5080 2928 552fba4dc6da172a89fa1598a1bd3c62ad0ae663faf6548987999f3649144d2b.exe 92 PID 2928 wrote to memory of 2476 2928 552fba4dc6da172a89fa1598a1bd3c62ad0ae663faf6548987999f3649144d2b.exe 94 PID 2928 wrote to memory of 2476 2928 552fba4dc6da172a89fa1598a1bd3c62ad0ae663faf6548987999f3649144d2b.exe 94 PID 2476 wrote to memory of 1008 2476 82767169086236708434.exe 96 PID 2476 wrote to memory of 1008 2476 82767169086236708434.exe 96 PID 2928 wrote to memory of 4688 2928 552fba4dc6da172a89fa1598a1bd3c62ad0ae663faf6548987999f3649144d2b.exe 97 PID 2928 wrote to memory of 4688 2928 552fba4dc6da172a89fa1598a1bd3c62ad0ae663faf6548987999f3649144d2b.exe 97 PID 2928 wrote to memory of 4688 2928 552fba4dc6da172a89fa1598a1bd3c62ad0ae663faf6548987999f3649144d2b.exe 97 PID 1008 wrote to memory of 1092 1008 cmd.exe 99 PID 1008 wrote to memory of 1092 1008 cmd.exe 99 PID 4688 wrote to memory of 796 4688 cmd.exe 101 PID 4688 wrote to memory of 796 4688 cmd.exe 101 PID 4688 wrote to memory of 796 4688 cmd.exe 101 PID 5080 wrote to memory of 1460 5080 06771492893645202776.exe 103 PID 5080 wrote to memory of 1460 5080 06771492893645202776.exe 103 PID 5080 wrote to memory of 1460 5080 06771492893645202776.exe 103 PID 5080 wrote to memory of 1460 5080 06771492893645202776.exe 103 PID 5080 wrote to memory of 1460 5080 06771492893645202776.exe 103 PID 5080 wrote to memory of 1460 5080 06771492893645202776.exe 103 PID 5080 wrote to memory of 1460 5080 06771492893645202776.exe 103 PID 5080 wrote to memory of 1460 5080 06771492893645202776.exe 103 PID 5080 wrote to memory of 1460 5080 06771492893645202776.exe 103 PID 5080 wrote to memory of 1460 5080 06771492893645202776.exe 103 PID 1460 wrote to memory of 892 1460 06771492893645202776.exe 105 PID 1460 wrote to memory of 892 1460 06771492893645202776.exe 105 PID 1460 wrote to memory of 892 1460 06771492893645202776.exe 105 PID 892 wrote to memory of 3472 892 svcservice.exe 106 PID 892 wrote to memory of 3472 892 svcservice.exe 106 PID 892 wrote to memory of 3472 892 svcservice.exe 106 PID 892 wrote to memory of 3472 892 svcservice.exe 106 PID 892 wrote to memory of 3472 892 svcservice.exe 106 PID 892 wrote to memory of 3472 892 svcservice.exe 106 PID 892 wrote to memory of 3472 892 svcservice.exe 106 PID 892 wrote to memory of 3472 892 svcservice.exe 106 PID 892 wrote to memory of 3472 892 svcservice.exe 106 PID 892 wrote to memory of 3472 892 svcservice.exe 106
Processes
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C:\Users\Admin\AppData\Local\Temp\552fba4dc6da172a89fa1598a1bd3c62ad0ae663faf6548987999f3649144d2b.exe"C:\Users\Admin\AppData\Local\Temp\552fba4dc6da172a89fa1598a1bd3c62ad0ae663faf6548987999f3649144d2b.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2928 -
C:\ProgramData\06771492893645202776.exe"C:\ProgramData\06771492893645202776.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5080 -
C:\ProgramData\06771492893645202776.exe"C:\ProgramData\06771492893645202776.exe"3⤵
- Checks computer location settings
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1460 -
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:892 -
C:\Users\Admin\AppData\Roaming\telemetry\svcservice.exe"C:\Users\Admin\AppData\Roaming\telemetry\svcservice.exe"5⤵
- Executes dropped EXE
PID:3472
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C:\ProgramData\82767169086236708434.exe"C:\ProgramData\82767169086236708434.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2476 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\82767169086236708434.exe3⤵
- Suspicious use of WriteProcessMemory
PID:1008 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:1092
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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\552fba4dc6da172a89fa1598a1bd3c62ad0ae663faf6548987999f3649144d2b.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:4688 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:796
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2928 -s 19842⤵
- Program crash
PID:728
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 2928 -ip 29281⤵PID:1100
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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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
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
742.5MB
MD5b51a735df0d30f8ae5bc0112918c2e4c
SHA1f30cf864fb39c05be858a4c0ee8af4514796d091
SHA2567f14100867fed202436eab8b52b408704f3a01268ab6e4012f21148e7cfbee34
SHA512cab7fde631adb8354754976e55d0d9e164d8e56f8d78b2bd10d38c44a817b91e436b43869a810e907a52ea7bf8a90e85a8edce6d06456176adf0a4cb155fcf2c
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Filesize
742.5MB
MD5b51a735df0d30f8ae5bc0112918c2e4c
SHA1f30cf864fb39c05be858a4c0ee8af4514796d091
SHA2567f14100867fed202436eab8b52b408704f3a01268ab6e4012f21148e7cfbee34
SHA512cab7fde631adb8354754976e55d0d9e164d8e56f8d78b2bd10d38c44a817b91e436b43869a810e907a52ea7bf8a90e85a8edce6d06456176adf0a4cb155fcf2c
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Filesize
302.3MB
MD55f5b55613ceefb0ee37beef359e9f9a1
SHA120d5f6cd97819b3483503afc552ab2ec322f0838
SHA2566af723f9334d05f80b936e4fc4bbdd5340728be9c6f9471015a25b67c3731180
SHA512adb34da8ce9f259497615b15accc93a3bfd2ee706c003e7823272a5e674319f5d21b2763c79667501b004f894a96994caec584eb54d420fbae87d29404e6eb22