Analysis
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max time kernel
87s -
max time network
89s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
04/03/2023, 01:02
Static task
static1
Behavioral task
behavioral1
Sample
5fc6df7dc16e95c0df8b55ac3692dd41021fb9c47271d44bd437a577d719c86d.exe
Resource
win10v2004-20230220-en
General
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Target
5fc6df7dc16e95c0df8b55ac3692dd41021fb9c47271d44bd437a577d719c86d.exe
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Size
531KB
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MD5
f875e5b66ff08463a0421b6c3e8096c7
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SHA1
0af5cd1228cce28dd41166614141f089ec76b881
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SHA256
5fc6df7dc16e95c0df8b55ac3692dd41021fb9c47271d44bd437a577d719c86d
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SHA512
214a8da5cd544a934e2965dc000df0a0af1ec4f17708437bbdd64dfce15ee43433cf9f28ea82fcbc3f4ceb6a6997f5ffc158534da075bb1f17c6986d5f0841a9
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SSDEEP
12288:UMruy90RCPVvrwxJOqu/DOK7gbF8XfiNKOO:6y6sVvMxjutM+l
Malware Config
Extracted
redline
rosto
hueref.eu:4162
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auth_value
07d81eba8cad42bbd0ae60042d48eac6
Extracted
redline
foksa
hueref.eu:4162
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auth_value
6a9b2601a21672b285de3ed41b5402e4
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" sw40ZY96Gw97.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" sw40ZY96Gw97.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" sw40ZY96Gw97.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" sw40ZY96Gw97.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" sw40ZY96Gw97.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection sw40ZY96Gw97.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 33 IoCs
resource yara_rule behavioral1/memory/4540-158-0x0000000004C80000-0x0000000004CBE000-memory.dmp family_redline behavioral1/memory/4540-161-0x0000000004C80000-0x0000000004CBE000-memory.dmp family_redline behavioral1/memory/4540-163-0x0000000004C80000-0x0000000004CBE000-memory.dmp family_redline behavioral1/memory/4540-159-0x0000000004C80000-0x0000000004CBE000-memory.dmp family_redline behavioral1/memory/4540-165-0x0000000004C80000-0x0000000004CBE000-memory.dmp family_redline behavioral1/memory/4540-167-0x0000000004C80000-0x0000000004CBE000-memory.dmp family_redline behavioral1/memory/4540-171-0x0000000004C80000-0x0000000004CBE000-memory.dmp family_redline behavioral1/memory/4540-173-0x0000000004C80000-0x0000000004CBE000-memory.dmp family_redline behavioral1/memory/4540-169-0x0000000004C80000-0x0000000004CBE000-memory.dmp family_redline behavioral1/memory/4540-177-0x0000000004C80000-0x0000000004CBE000-memory.dmp family_redline behavioral1/memory/4540-175-0x0000000004C80000-0x0000000004CBE000-memory.dmp family_redline behavioral1/memory/4540-179-0x0000000004C80000-0x0000000004CBE000-memory.dmp family_redline behavioral1/memory/4540-181-0x0000000004C80000-0x0000000004CBE000-memory.dmp family_redline behavioral1/memory/4540-183-0x0000000004C80000-0x0000000004CBE000-memory.dmp family_redline behavioral1/memory/4540-185-0x0000000004C80000-0x0000000004CBE000-memory.dmp family_redline behavioral1/memory/4540-187-0x0000000004C80000-0x0000000004CBE000-memory.dmp family_redline behavioral1/memory/4540-189-0x0000000004C80000-0x0000000004CBE000-memory.dmp family_redline behavioral1/memory/4540-191-0x0000000004C80000-0x0000000004CBE000-memory.dmp family_redline behavioral1/memory/4540-193-0x0000000004C80000-0x0000000004CBE000-memory.dmp family_redline behavioral1/memory/4540-195-0x0000000004C80000-0x0000000004CBE000-memory.dmp family_redline behavioral1/memory/4540-197-0x0000000004C80000-0x0000000004CBE000-memory.dmp family_redline behavioral1/memory/4540-199-0x0000000004C80000-0x0000000004CBE000-memory.dmp family_redline behavioral1/memory/4540-201-0x0000000004C80000-0x0000000004CBE000-memory.dmp family_redline behavioral1/memory/4540-203-0x0000000004C80000-0x0000000004CBE000-memory.dmp family_redline behavioral1/memory/4540-205-0x0000000004C80000-0x0000000004CBE000-memory.dmp family_redline behavioral1/memory/4540-207-0x0000000004C80000-0x0000000004CBE000-memory.dmp family_redline behavioral1/memory/4540-209-0x0000000004C80000-0x0000000004CBE000-memory.dmp family_redline behavioral1/memory/4540-211-0x0000000004C80000-0x0000000004CBE000-memory.dmp family_redline behavioral1/memory/4540-213-0x0000000004C80000-0x0000000004CBE000-memory.dmp family_redline behavioral1/memory/4540-215-0x0000000004C80000-0x0000000004CBE000-memory.dmp family_redline behavioral1/memory/4540-217-0x0000000004C80000-0x0000000004CBE000-memory.dmp family_redline behavioral1/memory/4540-219-0x0000000004C80000-0x0000000004CBE000-memory.dmp family_redline behavioral1/memory/4540-221-0x0000000004C80000-0x0000000004CBE000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 4316 vkwD7921Dk.exe 3968 sw40ZY96Gw97.exe 4540 tkji24hs55ly.exe 4528 uphX16iI49Xa.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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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" sw40ZY96Gw97.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 5fc6df7dc16e95c0df8b55ac3692dd41021fb9c47271d44bd437a577d719c86d.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" 5fc6df7dc16e95c0df8b55ac3692dd41021fb9c47271d44bd437a577d719c86d.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce vkwD7921Dk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" vkwD7921Dk.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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Program crash 1 IoCs
pid pid_target Process procid_target 2352 4540 WerFault.exe 85 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 3968 sw40ZY96Gw97.exe 3968 sw40ZY96Gw97.exe 4540 tkji24hs55ly.exe 4540 tkji24hs55ly.exe 4528 uphX16iI49Xa.exe 4528 uphX16iI49Xa.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3968 sw40ZY96Gw97.exe Token: SeDebugPrivilege 4540 tkji24hs55ly.exe Token: SeDebugPrivilege 4528 uphX16iI49Xa.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 5060 wrote to memory of 4316 5060 5fc6df7dc16e95c0df8b55ac3692dd41021fb9c47271d44bd437a577d719c86d.exe 81 PID 5060 wrote to memory of 4316 5060 5fc6df7dc16e95c0df8b55ac3692dd41021fb9c47271d44bd437a577d719c86d.exe 81 PID 5060 wrote to memory of 4316 5060 5fc6df7dc16e95c0df8b55ac3692dd41021fb9c47271d44bd437a577d719c86d.exe 81 PID 4316 wrote to memory of 3968 4316 vkwD7921Dk.exe 82 PID 4316 wrote to memory of 3968 4316 vkwD7921Dk.exe 82 PID 4316 wrote to memory of 4540 4316 vkwD7921Dk.exe 85 PID 4316 wrote to memory of 4540 4316 vkwD7921Dk.exe 85 PID 4316 wrote to memory of 4540 4316 vkwD7921Dk.exe 85 PID 5060 wrote to memory of 4528 5060 5fc6df7dc16e95c0df8b55ac3692dd41021fb9c47271d44bd437a577d719c86d.exe 89 PID 5060 wrote to memory of 4528 5060 5fc6df7dc16e95c0df8b55ac3692dd41021fb9c47271d44bd437a577d719c86d.exe 89 PID 5060 wrote to memory of 4528 5060 5fc6df7dc16e95c0df8b55ac3692dd41021fb9c47271d44bd437a577d719c86d.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\5fc6df7dc16e95c0df8b55ac3692dd41021fb9c47271d44bd437a577d719c86d.exe"C:\Users\Admin\AppData\Local\Temp\5fc6df7dc16e95c0df8b55ac3692dd41021fb9c47271d44bd437a577d719c86d.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:5060 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vkwD7921Dk.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vkwD7921Dk.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4316 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw40ZY96Gw97.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw40ZY96Gw97.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3968
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tkji24hs55ly.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tkji24hs55ly.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4540 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4540 -s 13964⤵
- Program crash
PID:2352
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\uphX16iI49Xa.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\uphX16iI49Xa.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4528
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4540 -ip 45401⤵PID:2476
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD575ced8ad0d8cd237ebc9cb7b00852651
SHA1adab63df3e0a40fd9f170ab57da66f01f226141c
SHA256a35a264162c124ffd066dd867ed96359131d37b243cb0445c1c9eba6a58de819
SHA512f565a49b14671683a1e48cece82a437a79bf8bdb456a3c6f35fac020e5fef3cd666399208633b7d2da9407f7b334a311a416b0a969c8b62ff28e15e7d4a0c431
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Filesize
175KB
MD575ced8ad0d8cd237ebc9cb7b00852651
SHA1adab63df3e0a40fd9f170ab57da66f01f226141c
SHA256a35a264162c124ffd066dd867ed96359131d37b243cb0445c1c9eba6a58de819
SHA512f565a49b14671683a1e48cece82a437a79bf8bdb456a3c6f35fac020e5fef3cd666399208633b7d2da9407f7b334a311a416b0a969c8b62ff28e15e7d4a0c431
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Filesize
386KB
MD5ca9a2689a9b15d24690df0a6ce837c8b
SHA1971b5e81547463ca602140b39d7d9db2714b8005
SHA256831c47c24d80bfa56c113564ef8a19babbc4388720f00eba59f3c9301acc14b7
SHA5125cc8c43d0a0451aed79b7ccf00eda2cb7f5c35cc8226be0341ec68cf5d1aedbe700974c9d8b27195ce91094072fbc853b992ba8b1809d25957aac81ab0d1e735
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Filesize
386KB
MD5ca9a2689a9b15d24690df0a6ce837c8b
SHA1971b5e81547463ca602140b39d7d9db2714b8005
SHA256831c47c24d80bfa56c113564ef8a19babbc4388720f00eba59f3c9301acc14b7
SHA5125cc8c43d0a0451aed79b7ccf00eda2cb7f5c35cc8226be0341ec68cf5d1aedbe700974c9d8b27195ce91094072fbc853b992ba8b1809d25957aac81ab0d1e735
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
290KB
MD50dcb6db316be04c378daade20a9aa75c
SHA1a283f1bdbd0ba99857ad42799b6cf07d9520aac3
SHA256ae562efa5f83ca3cb53ca51d5748ee68a89f17a14457f73bed7f0d379ebdf3b6
SHA512c292ad785c6765630f957b17f75ce0398647c84ca98148a2228f12271971b4bf08ae4d25da08e6b8bc55bea6d976bf4835756af03e760cef98c05c3c1019bce6
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Filesize
290KB
MD50dcb6db316be04c378daade20a9aa75c
SHA1a283f1bdbd0ba99857ad42799b6cf07d9520aac3
SHA256ae562efa5f83ca3cb53ca51d5748ee68a89f17a14457f73bed7f0d379ebdf3b6
SHA512c292ad785c6765630f957b17f75ce0398647c84ca98148a2228f12271971b4bf08ae4d25da08e6b8bc55bea6d976bf4835756af03e760cef98c05c3c1019bce6