Analysis
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max time kernel
150s -
max time network
144s -
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 09:20
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 2512 Upshot_o.exe 640 ajetr2fx.exe 3656 Doej4oa.exe 7520 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-1-5-21-2548970870-3691742953-3895070203-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" Doej4oa.exe Key created \REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Software\Microsoft\Windows\CurrentVersion\Run Upshot_o.exe Set value (str) \REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\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 4840 set thread context of 636 4840 file.exe 86 PID 640 set thread context of 3412 640 ajetr2fx.exe 100 -
Program crash 2 IoCs
pid pid_target Process procid_target 2216 4840 WerFault.exe 84 3884 640 WerFault.exe 98 -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 78 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 636 RegSvcs.exe 636 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 636 RegSvcs.exe -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 4840 wrote to memory of 636 4840 file.exe 86 PID 4840 wrote to memory of 636 4840 file.exe 86 PID 4840 wrote to memory of 636 4840 file.exe 86 PID 4840 wrote to memory of 636 4840 file.exe 86 PID 4840 wrote to memory of 636 4840 file.exe 86 PID 636 wrote to memory of 2512 636 RegSvcs.exe 96 PID 636 wrote to memory of 2512 636 RegSvcs.exe 96 PID 636 wrote to memory of 2512 636 RegSvcs.exe 96 PID 636 wrote to memory of 640 636 RegSvcs.exe 98 PID 636 wrote to memory of 640 636 RegSvcs.exe 98 PID 636 wrote to memory of 640 636 RegSvcs.exe 98 PID 640 wrote to memory of 3412 640 ajetr2fx.exe 100 PID 640 wrote to memory of 3412 640 ajetr2fx.exe 100 PID 640 wrote to memory of 3412 640 ajetr2fx.exe 100 PID 640 wrote to memory of 3412 640 ajetr2fx.exe 100 PID 640 wrote to memory of 3412 640 ajetr2fx.exe 100 PID 636 wrote to memory of 3656 636 RegSvcs.exe 105 PID 636 wrote to memory of 3656 636 RegSvcs.exe 105 PID 636 wrote to memory of 3656 636 RegSvcs.exe 105 PID 3656 wrote to memory of 7520 3656 Doej4oa.exe 106 PID 3656 wrote to memory of 7520 3656 Doej4oa.exe 106 PID 3656 wrote to memory of 7520 3656 Doej4oa.exe 106
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:4840 -
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:636 -
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:2512
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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:640 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"4⤵PID:3412
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 640 -s 2884⤵
- Program crash
PID:3884
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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:3656 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe4⤵
- Executes dropped EXE
PID:7520
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4840 -s 1362⤵
- Program crash
PID:2216
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4840 -ip 48401⤵PID:1188
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 640 -ip 6401⤵PID:4464
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
358.6MB
MD590f40b3d8b46a2871d00073b1055043c
SHA10fe4143eddb9c8a66e44ef83f139a6faaedda5e3
SHA256181d6855fbb2e767182a0e1aa4f65950db9610b8c1fed7dbf50d9fa7c30708fe
SHA5128950e24ddc609be140d565f0c3c486fb1870ffcf2eece6a56d4d58e74cd44744b84ec58e461b32b89994bf418bb4cb5446f2a5e79bc6e28d37b08a557ba3dedc
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Filesize
349.6MB
MD53270d69514d5f090b1dc43241996b7b0
SHA1b993a2c6a7bb5684dbd4b00cda8a65b83b32a511
SHA2568bb27b893d13bf130401ba4606be7ef66af6e61af4fa34a2aea29908a52e1452
SHA512a56029bf805c97be594f62de42a02ea9bc9117df64fe42f87862ec547f022446c12f8a26fc640fc716a2a74e5fc1295303a1c491a32e03bf969cf48f532ac2c4