Analysis
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max time kernel
151s -
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
12-06-2023 09:19
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20230220-en
General
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Target
file.exe
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Size
1.1MB
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MD5
39e1f49a6042aceff8fed09cb3085005
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SHA1
d1ec91d7f709776514ce122f43ed78576dd76c79
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SHA256
91c807a3b304b61e268d884f3310e7b4c0cd74400c95c48ff7bc6ab6150282ee
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SHA512
13093115cb8a9ba27d7fab5d2635884da595521a1a9f4fd32c3d395de7ff2fff82c3b275f9486f0a6cc909a7e1ad01a44cd5eb266b3f1f3e8c9f93cd02d31dc1
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SSDEEP
12288:LR5lMAN4B9tdhJ3mfCqgdDOImbiaobw5:Lni7J+gdD8bmbs
Malware Config
Extracted
redline
1
95.216.249.153:81
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auth_value
a290efd4796d37556cc5af7e83c91346
Extracted
laplas
http://45.159.189.105
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api_key
ab77c1513d42148558312d676282a204d8aa055051d315af2056241c7f79c6f4
Extracted
laplas
http://45.159.189.105
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api_key
ab77c1513d42148558312d676282a204d8aa055051d315af2056241c7f79c6f4
Signatures
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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Downloads MZ/PE file
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Executes dropped EXE 4 IoCs
pid Process 5008 Upshot_o.exe 4996 ajetr2fx.exe 1396 Doej4oa.exe 7736 ntlhost.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 3 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" Doej4oa.exe Key created \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Windows\CurrentVersion\Run Upshot_o.exe Set value (str) \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\socks5 = "powershell.exe -windowstyle hidden -Command \"& 'C:\\Users\\Admin\\AppData\\Local\\Temp\\Upshot_o.exe'\"" Upshot_o.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 2288 set thread context of 2008 2288 file.exe 84 PID 4996 set thread context of 4208 4996 ajetr2fx.exe 98 -
Program crash 2 IoCs
pid pid_target Process procid_target 1800 2288 WerFault.exe 82 3460 4996 WerFault.exe 96 -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 53 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2008 RegSvcs.exe 2008 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2008 RegSvcs.exe -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 2288 wrote to memory of 2008 2288 file.exe 84 PID 2288 wrote to memory of 2008 2288 file.exe 84 PID 2288 wrote to memory of 2008 2288 file.exe 84 PID 2288 wrote to memory of 2008 2288 file.exe 84 PID 2288 wrote to memory of 2008 2288 file.exe 84 PID 2008 wrote to memory of 5008 2008 RegSvcs.exe 93 PID 2008 wrote to memory of 5008 2008 RegSvcs.exe 93 PID 2008 wrote to memory of 5008 2008 RegSvcs.exe 93 PID 2008 wrote to memory of 4996 2008 RegSvcs.exe 96 PID 2008 wrote to memory of 4996 2008 RegSvcs.exe 96 PID 2008 wrote to memory of 4996 2008 RegSvcs.exe 96 PID 4996 wrote to memory of 4208 4996 ajetr2fx.exe 98 PID 4996 wrote to memory of 4208 4996 ajetr2fx.exe 98 PID 4996 wrote to memory of 4208 4996 ajetr2fx.exe 98 PID 4996 wrote to memory of 4208 4996 ajetr2fx.exe 98 PID 4996 wrote to memory of 4208 4996 ajetr2fx.exe 98 PID 2008 wrote to memory of 1396 2008 RegSvcs.exe 102 PID 2008 wrote to memory of 1396 2008 RegSvcs.exe 102 PID 2008 wrote to memory of 1396 2008 RegSvcs.exe 102 PID 1396 wrote to memory of 7736 1396 Doej4oa.exe 103 PID 1396 wrote to memory of 7736 1396 Doej4oa.exe 103 PID 1396 wrote to memory of 7736 1396 Doej4oa.exe 103
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2288 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2008 -
C:\Users\Admin\AppData\Local\Temp\Upshot_o.exe"C:\Users\Admin\AppData\Local\Temp\Upshot_o.exe"3⤵
- Executes dropped EXE
- Adds Run key to start application
PID:5008
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C:\Users\Admin\AppData\Local\Temp\ajetr2fx.exe"C:\Users\Admin\AppData\Local\Temp\ajetr2fx.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4996 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"4⤵PID:4208
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4996 -s 1524⤵
- Program crash
PID:3460
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C:\Users\Admin\AppData\Local\Temp\Doej4oa.exe"C:\Users\Admin\AppData\Local\Temp\Doej4oa.exe"3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1396 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe4⤵
- Executes dropped EXE
PID:7736
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2288 -s 1482⤵
- Program crash
PID:1800
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2288 -ip 22881⤵PID:4716
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 4996 -ip 49961⤵PID:3412
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
3.8MB
MD568be007bd3fa09d26fcee584a9157770
SHA16f191c0587c8055f26367f25ce0f7787ca272714
SHA25671acc9e68e019bd99d89f1bc2efa859bdb16b13cb69abb02dba8b993265aed6e
SHA512f6c774453eae56e95761951315d37700e44b6c04ea07e0e6b46fe4a87943f051206a5dd618b4f632ff926fbb4be94fe7925c46d115a25941c084cb8fb513a245
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Filesize
3.8MB
MD568be007bd3fa09d26fcee584a9157770
SHA16f191c0587c8055f26367f25ce0f7787ca272714
SHA25671acc9e68e019bd99d89f1bc2efa859bdb16b13cb69abb02dba8b993265aed6e
SHA512f6c774453eae56e95761951315d37700e44b6c04ea07e0e6b46fe4a87943f051206a5dd618b4f632ff926fbb4be94fe7925c46d115a25941c084cb8fb513a245
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Filesize
3.8MB
MD568be007bd3fa09d26fcee584a9157770
SHA16f191c0587c8055f26367f25ce0f7787ca272714
SHA25671acc9e68e019bd99d89f1bc2efa859bdb16b13cb69abb02dba8b993265aed6e
SHA512f6c774453eae56e95761951315d37700e44b6c04ea07e0e6b46fe4a87943f051206a5dd618b4f632ff926fbb4be94fe7925c46d115a25941c084cb8fb513a245
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Filesize
6.5MB
MD5583336f1531f78ffc2cc8ef84da256e1
SHA1a4cb0c4123c5bb8abd45d8d320c44782d4de3e33
SHA2560218aabfe9a1a51116ff85ce7bbba907ded9ca015d23fe2e8e494d695ab9f411
SHA512f1daa8357a6995fe5be8394d54350df4be9494319261fbb80bd812e9b2c9cecf4c3810d29f872a2f37bd186c2574526155dfd3ea75f5499a03ed8e9df37524e8
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Filesize
6.5MB
MD5583336f1531f78ffc2cc8ef84da256e1
SHA1a4cb0c4123c5bb8abd45d8d320c44782d4de3e33
SHA2560218aabfe9a1a51116ff85ce7bbba907ded9ca015d23fe2e8e494d695ab9f411
SHA512f1daa8357a6995fe5be8394d54350df4be9494319261fbb80bd812e9b2c9cecf4c3810d29f872a2f37bd186c2574526155dfd3ea75f5499a03ed8e9df37524e8
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Filesize
6.5MB
MD5583336f1531f78ffc2cc8ef84da256e1
SHA1a4cb0c4123c5bb8abd45d8d320c44782d4de3e33
SHA2560218aabfe9a1a51116ff85ce7bbba907ded9ca015d23fe2e8e494d695ab9f411
SHA512f1daa8357a6995fe5be8394d54350df4be9494319261fbb80bd812e9b2c9cecf4c3810d29f872a2f37bd186c2574526155dfd3ea75f5499a03ed8e9df37524e8
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Filesize
3.4MB
MD572046d312a90409c7a554eba07e1f3e8
SHA1f0a43b88f42f0d1c34bd5bf29b83a3f24f94649a
SHA2560010b7ec1d9f4bea9f2ca750de9467dc81b75cbb2b4c82f4843e863615409f1e
SHA51259268669d37f656b3229d611e5f1c9828450cf4bc1d00d2957938bde7a1c1cfdfbb06dd593517dddf902498c4aa34176b046e0c8a6b08b5e91201265bf0ea5ba
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Filesize
3.4MB
MD572046d312a90409c7a554eba07e1f3e8
SHA1f0a43b88f42f0d1c34bd5bf29b83a3f24f94649a
SHA2560010b7ec1d9f4bea9f2ca750de9467dc81b75cbb2b4c82f4843e863615409f1e
SHA51259268669d37f656b3229d611e5f1c9828450cf4bc1d00d2957938bde7a1c1cfdfbb06dd593517dddf902498c4aa34176b046e0c8a6b08b5e91201265bf0ea5ba
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Filesize
3.4MB
MD572046d312a90409c7a554eba07e1f3e8
SHA1f0a43b88f42f0d1c34bd5bf29b83a3f24f94649a
SHA2560010b7ec1d9f4bea9f2ca750de9467dc81b75cbb2b4c82f4843e863615409f1e
SHA51259268669d37f656b3229d611e5f1c9828450cf4bc1d00d2957938bde7a1c1cfdfbb06dd593517dddf902498c4aa34176b046e0c8a6b08b5e91201265bf0ea5ba
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Filesize
276.7MB
MD5f03f122e80e0fc99dd0eaf25abe6bf39
SHA19030db8c32ca319f01dc5507ec65e1ecf4f71380
SHA256ee990ea4dffc8ffecd0300dab82addc60c3856b5a5f082a1943b7e1ec5648658
SHA512cf2ace46d8ee5757106d4e324317cb6e0b4144d36320166ff67f83a947de7416f2913d0dbbba7d1225f0499765948a749f489defbc79746e5f9bb27ac0036e66
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Filesize
286.9MB
MD5b47b5c710864f88fb811c8704ce2dd8e
SHA1d7c46baa2c65dd17f57e701a7e9a15d7767d2b01
SHA256d6b3fc3c681e3d7b2f8e7a06b8550469533dd0da20bda6e95e7cff7035025ee0
SHA5120e87db7b6b9c1d48aa6e0a56314c9a1ecf983f679a0a8e0b6c5fb2ec063a572628a1aad0a7a1caa9b263be7afadd1cdeb4a6dde3141fc377e1d83a7bc3916a4b