Analysis
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max time kernel
55s -
max time network
146s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
22/03/2023, 04:29
Static task
static1
Behavioral task
behavioral1
Sample
e1c049e3ce597bfe4d28c081f0c821133ec836e2dd28e77738459b85322c994b.exe
Resource
win10-20230220-en
General
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Target
e1c049e3ce597bfe4d28c081f0c821133ec836e2dd28e77738459b85322c994b.exe
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Size
545KB
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MD5
ed143ab0dbfd960c19bcd1796a119bb5
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SHA1
9968a581e5e506f392de4b3e1c52d05063c38aaf
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SHA256
e1c049e3ce597bfe4d28c081f0c821133ec836e2dd28e77738459b85322c994b
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SHA512
cfa4055fc85c04dc6719e119fd9ee1a457ba57c2919eab1c1edd72045cb36b25bc510764cd601c0f4e71e2e6477775c64a457375c60465641c114e1748e6a56d
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SSDEEP
12288:UMrzy90b72Y8RL5A4BOeoU1qDFWAYUyMHKlZKPyi/dX+G:Xy62l55fMBFWAYUXqCPfdx
Malware Config
Extracted
redline
down
193.233.20.31:4125
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auth_value
12c31a90c72f5efae8c053a0bd339381
Extracted
redline
polo
193.233.20.31:4125
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auth_value
f1a1b1041a864e0f1f788d42ececa8b3
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro9514.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro9514.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro9514.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro9514.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro9514.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 35 IoCs
resource yara_rule behavioral1/memory/4956-137-0x00000000023D0000-0x0000000002416000-memory.dmp family_redline behavioral1/memory/4956-143-0x0000000002720000-0x0000000002764000-memory.dmp family_redline behavioral1/memory/4956-144-0x0000000002720000-0x000000000275E000-memory.dmp family_redline behavioral1/memory/4956-145-0x0000000002720000-0x000000000275E000-memory.dmp family_redline behavioral1/memory/4956-147-0x0000000002720000-0x000000000275E000-memory.dmp family_redline behavioral1/memory/4956-149-0x0000000002720000-0x000000000275E000-memory.dmp family_redline behavioral1/memory/4956-151-0x0000000002720000-0x000000000275E000-memory.dmp family_redline behavioral1/memory/4956-153-0x0000000002720000-0x000000000275E000-memory.dmp family_redline behavioral1/memory/4956-155-0x0000000002720000-0x000000000275E000-memory.dmp family_redline behavioral1/memory/4956-157-0x0000000002720000-0x000000000275E000-memory.dmp family_redline behavioral1/memory/4956-159-0x0000000002720000-0x000000000275E000-memory.dmp family_redline behavioral1/memory/4956-161-0x0000000002720000-0x000000000275E000-memory.dmp family_redline behavioral1/memory/4956-163-0x0000000002720000-0x000000000275E000-memory.dmp family_redline behavioral1/memory/4956-165-0x0000000002720000-0x000000000275E000-memory.dmp family_redline behavioral1/memory/4956-167-0x0000000002720000-0x000000000275E000-memory.dmp family_redline behavioral1/memory/4956-169-0x0000000002720000-0x000000000275E000-memory.dmp family_redline behavioral1/memory/4956-171-0x0000000002720000-0x000000000275E000-memory.dmp family_redline behavioral1/memory/4956-173-0x0000000002720000-0x000000000275E000-memory.dmp family_redline behavioral1/memory/4956-175-0x0000000002720000-0x000000000275E000-memory.dmp family_redline behavioral1/memory/4956-177-0x0000000002720000-0x000000000275E000-memory.dmp family_redline behavioral1/memory/4956-179-0x0000000002720000-0x000000000275E000-memory.dmp family_redline behavioral1/memory/4956-181-0x0000000002720000-0x000000000275E000-memory.dmp family_redline behavioral1/memory/4956-183-0x0000000002720000-0x000000000275E000-memory.dmp family_redline behavioral1/memory/4956-185-0x0000000002720000-0x000000000275E000-memory.dmp family_redline behavioral1/memory/4956-187-0x0000000002720000-0x000000000275E000-memory.dmp family_redline behavioral1/memory/4956-189-0x0000000002720000-0x000000000275E000-memory.dmp family_redline behavioral1/memory/4956-191-0x0000000002720000-0x000000000275E000-memory.dmp family_redline behavioral1/memory/4956-193-0x0000000002720000-0x000000000275E000-memory.dmp family_redline behavioral1/memory/4956-195-0x0000000002720000-0x000000000275E000-memory.dmp family_redline behavioral1/memory/4956-197-0x0000000002720000-0x000000000275E000-memory.dmp family_redline behavioral1/memory/4956-199-0x0000000002720000-0x000000000275E000-memory.dmp family_redline behavioral1/memory/4956-201-0x0000000002720000-0x000000000275E000-memory.dmp family_redline behavioral1/memory/4956-203-0x0000000002720000-0x000000000275E000-memory.dmp family_redline behavioral1/memory/4956-205-0x0000000002720000-0x000000000275E000-memory.dmp family_redline behavioral1/memory/4956-207-0x0000000002720000-0x000000000275E000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 4040 unio2427.exe 3900 pro9514.exe 4956 qu1382.exe 4412 si953930.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" pro9514.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 unio2427.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\\\"" unio2427.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce e1c049e3ce597bfe4d28c081f0c821133ec836e2dd28e77738459b85322c994b.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\\\"" e1c049e3ce597bfe4d28c081f0c821133ec836e2dd28e77738459b85322c994b.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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Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 3900 pro9514.exe 3900 pro9514.exe 4956 qu1382.exe 4956 qu1382.exe 4412 si953930.exe 4412 si953930.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3900 pro9514.exe Token: SeDebugPrivilege 4956 qu1382.exe Token: SeDebugPrivilege 4412 si953930.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 4100 wrote to memory of 4040 4100 e1c049e3ce597bfe4d28c081f0c821133ec836e2dd28e77738459b85322c994b.exe 66 PID 4100 wrote to memory of 4040 4100 e1c049e3ce597bfe4d28c081f0c821133ec836e2dd28e77738459b85322c994b.exe 66 PID 4100 wrote to memory of 4040 4100 e1c049e3ce597bfe4d28c081f0c821133ec836e2dd28e77738459b85322c994b.exe 66 PID 4040 wrote to memory of 3900 4040 unio2427.exe 67 PID 4040 wrote to memory of 3900 4040 unio2427.exe 67 PID 4040 wrote to memory of 4956 4040 unio2427.exe 68 PID 4040 wrote to memory of 4956 4040 unio2427.exe 68 PID 4040 wrote to memory of 4956 4040 unio2427.exe 68 PID 4100 wrote to memory of 4412 4100 e1c049e3ce597bfe4d28c081f0c821133ec836e2dd28e77738459b85322c994b.exe 70 PID 4100 wrote to memory of 4412 4100 e1c049e3ce597bfe4d28c081f0c821133ec836e2dd28e77738459b85322c994b.exe 70 PID 4100 wrote to memory of 4412 4100 e1c049e3ce597bfe4d28c081f0c821133ec836e2dd28e77738459b85322c994b.exe 70
Processes
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C:\Users\Admin\AppData\Local\Temp\e1c049e3ce597bfe4d28c081f0c821133ec836e2dd28e77738459b85322c994b.exe"C:\Users\Admin\AppData\Local\Temp\e1c049e3ce597bfe4d28c081f0c821133ec836e2dd28e77738459b85322c994b.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4100 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio2427.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio2427.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4040 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9514.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9514.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3900
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1382.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1382.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4956
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si953930.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si953930.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4412
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD544a26d7004f8b65e1a8bac0ccac86d6a
SHA130b583c2c04c1167703ae255b4d44b96b411c8ff
SHA25637384f1bfb6d2193e4ece0ed1f6989f9ebd238e7b4582e1aedfa136cdfd07eb9
SHA51217788355a5190ca17ead744cad71ebb7cfc7ceb84625310d31a469af0fbd50b2c304ce969530e99effeb0d23b0530b57a001f02fe918abc40ea68ad336fa187b
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Filesize
175KB
MD544a26d7004f8b65e1a8bac0ccac86d6a
SHA130b583c2c04c1167703ae255b4d44b96b411c8ff
SHA25637384f1bfb6d2193e4ece0ed1f6989f9ebd238e7b4582e1aedfa136cdfd07eb9
SHA51217788355a5190ca17ead744cad71ebb7cfc7ceb84625310d31a469af0fbd50b2c304ce969530e99effeb0d23b0530b57a001f02fe918abc40ea68ad336fa187b
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Filesize
403KB
MD519ccdc4b83d5c53163dbe17683a179f6
SHA13f60331cc2a6d7149d6abe2e23b5e6b349b81963
SHA256858d566044f46d6ba156b0a624d4393445a71ff9c478604551934999a3932d16
SHA512a0de7160407039f4cefc35ceff7ebcba9f7cbba1fdd6e928f98549f58902d61c3a7483925f0948c93ca83bca8cf26eee9cda7802dc15948a591877a8656d3e21
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Filesize
403KB
MD519ccdc4b83d5c53163dbe17683a179f6
SHA13f60331cc2a6d7149d6abe2e23b5e6b349b81963
SHA256858d566044f46d6ba156b0a624d4393445a71ff9c478604551934999a3932d16
SHA512a0de7160407039f4cefc35ceff7ebcba9f7cbba1fdd6e928f98549f58902d61c3a7483925f0948c93ca83bca8cf26eee9cda7802dc15948a591877a8656d3e21
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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
351KB
MD5c47fdd01328e2db070ee69a505d69dac
SHA15d11ebf4e38c0ed9111133cd4e82fe03cfeeb435
SHA2560d2587fece422eab93548e3bebeaf48565bbefa3e6283abc75b5832be1cc4d34
SHA512feac2ceaf7d6e009bc67672c7197b764c5aeddbc22a85360be3af1f702ea166a58e8f1af44d19af3b614f2ecd8b29b34d15fd9b77d8268a3d85de08a9f1738c3
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Filesize
351KB
MD5c47fdd01328e2db070ee69a505d69dac
SHA15d11ebf4e38c0ed9111133cd4e82fe03cfeeb435
SHA2560d2587fece422eab93548e3bebeaf48565bbefa3e6283abc75b5832be1cc4d34
SHA512feac2ceaf7d6e009bc67672c7197b764c5aeddbc22a85360be3af1f702ea166a58e8f1af44d19af3b614f2ecd8b29b34d15fd9b77d8268a3d85de08a9f1738c3