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Analysis
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max time kernel
143s -
max time network
126s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
22/03/2023, 23:32
Static task
static1
Behavioral task
behavioral1
Sample
6e656513ae0ce82b8360827b5c526d0c4b60c0ff98edcf6eb58860f5fa40c8cf.exe
Resource
win10v2004-20230220-en
General
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Target
6e656513ae0ce82b8360827b5c526d0c4b60c0ff98edcf6eb58860f5fa40c8cf.exe
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Size
551KB
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MD5
aa6b2bbd2284969f7d18833af560b787
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SHA1
fc118507203b9186cd389ed038d709df9defd5b1
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SHA256
6e656513ae0ce82b8360827b5c526d0c4b60c0ff98edcf6eb58860f5fa40c8cf
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SHA512
2afef125241c1d281f4e5c9fc843f682d2aabf5a1dbeaaeebcf1e0aa26bad63897544f2ed9aac1ca0ea6d1ee397299bd75500a610a4e73bcbd8e066b29d9f749
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SSDEEP
12288:DMr0y90HfqjpXkL14CP4rcc5k64AawzozA:7ykw9CP4rxk6NVoE
Malware Config
Extracted
redline
down
193.233.20.31:4125
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auth_value
12c31a90c72f5efae8c053a0bd339381
Extracted
redline
real
193.233.20.31:4125
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auth_value
bb22a50228754849387d5f4d1611e71b
Signatures
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection pro3602.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro3602.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro3602.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro3602.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro3602.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro3602.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/4300-157-0x0000000002790000-0x00000000027CE000-memory.dmp family_redline behavioral1/memory/4300-160-0x0000000002790000-0x00000000027CE000-memory.dmp family_redline behavioral1/memory/4300-158-0x0000000002790000-0x00000000027CE000-memory.dmp family_redline behavioral1/memory/4300-162-0x0000000002790000-0x00000000027CE000-memory.dmp family_redline behavioral1/memory/4300-164-0x0000000002790000-0x00000000027CE000-memory.dmp family_redline behavioral1/memory/4300-166-0x0000000002790000-0x00000000027CE000-memory.dmp family_redline behavioral1/memory/4300-168-0x0000000002790000-0x00000000027CE000-memory.dmp family_redline behavioral1/memory/4300-170-0x0000000002790000-0x00000000027CE000-memory.dmp family_redline behavioral1/memory/4300-172-0x0000000002790000-0x00000000027CE000-memory.dmp family_redline behavioral1/memory/4300-174-0x0000000002790000-0x00000000027CE000-memory.dmp family_redline behavioral1/memory/4300-178-0x0000000002790000-0x00000000027CE000-memory.dmp family_redline behavioral1/memory/4300-176-0x0000000002790000-0x00000000027CE000-memory.dmp family_redline behavioral1/memory/4300-180-0x0000000002790000-0x00000000027CE000-memory.dmp family_redline behavioral1/memory/4300-182-0x0000000002790000-0x00000000027CE000-memory.dmp family_redline behavioral1/memory/4300-184-0x0000000002790000-0x00000000027CE000-memory.dmp family_redline behavioral1/memory/4300-186-0x0000000002790000-0x00000000027CE000-memory.dmp family_redline behavioral1/memory/4300-188-0x0000000002790000-0x00000000027CE000-memory.dmp family_redline behavioral1/memory/4300-190-0x0000000002790000-0x00000000027CE000-memory.dmp family_redline behavioral1/memory/4300-192-0x0000000002790000-0x00000000027CE000-memory.dmp family_redline behavioral1/memory/4300-194-0x0000000002790000-0x00000000027CE000-memory.dmp family_redline behavioral1/memory/4300-196-0x0000000002790000-0x00000000027CE000-memory.dmp family_redline behavioral1/memory/4300-198-0x0000000002790000-0x00000000027CE000-memory.dmp family_redline behavioral1/memory/4300-200-0x0000000002790000-0x00000000027CE000-memory.dmp family_redline behavioral1/memory/4300-202-0x0000000002790000-0x00000000027CE000-memory.dmp family_redline behavioral1/memory/4300-204-0x0000000002790000-0x00000000027CE000-memory.dmp family_redline behavioral1/memory/4300-206-0x0000000002790000-0x00000000027CE000-memory.dmp family_redline behavioral1/memory/4300-208-0x0000000002790000-0x00000000027CE000-memory.dmp family_redline behavioral1/memory/4300-210-0x0000000002790000-0x00000000027CE000-memory.dmp family_redline behavioral1/memory/4300-212-0x0000000002790000-0x00000000027CE000-memory.dmp family_redline behavioral1/memory/4300-214-0x0000000002790000-0x00000000027CE000-memory.dmp family_redline behavioral1/memory/4300-216-0x0000000002790000-0x00000000027CE000-memory.dmp family_redline behavioral1/memory/4300-218-0x0000000002790000-0x00000000027CE000-memory.dmp family_redline behavioral1/memory/4300-220-0x0000000002790000-0x00000000027CE000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 780 unio0317.exe 1764 pro3602.exe 4300 qu6619.exe 4892 si726766.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" pro3602.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 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\\\"" unio0317.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 6e656513ae0ce82b8360827b5c526d0c4b60c0ff98edcf6eb58860f5fa40c8cf.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\\\"" 6e656513ae0ce82b8360827b5c526d0c4b60c0ff98edcf6eb58860f5fa40c8cf.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce unio0317.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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Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 3592 sc.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4644 4300 WerFault.exe 91 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1764 pro3602.exe 1764 pro3602.exe 4300 qu6619.exe 4300 qu6619.exe 4892 si726766.exe 4892 si726766.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1764 pro3602.exe Token: SeDebugPrivilege 4300 qu6619.exe Token: SeDebugPrivilege 4892 si726766.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 372 wrote to memory of 780 372 6e656513ae0ce82b8360827b5c526d0c4b60c0ff98edcf6eb58860f5fa40c8cf.exe 86 PID 372 wrote to memory of 780 372 6e656513ae0ce82b8360827b5c526d0c4b60c0ff98edcf6eb58860f5fa40c8cf.exe 86 PID 372 wrote to memory of 780 372 6e656513ae0ce82b8360827b5c526d0c4b60c0ff98edcf6eb58860f5fa40c8cf.exe 86 PID 780 wrote to memory of 1764 780 unio0317.exe 87 PID 780 wrote to memory of 1764 780 unio0317.exe 87 PID 780 wrote to memory of 4300 780 unio0317.exe 91 PID 780 wrote to memory of 4300 780 unio0317.exe 91 PID 780 wrote to memory of 4300 780 unio0317.exe 91 PID 372 wrote to memory of 4892 372 6e656513ae0ce82b8360827b5c526d0c4b60c0ff98edcf6eb58860f5fa40c8cf.exe 94 PID 372 wrote to memory of 4892 372 6e656513ae0ce82b8360827b5c526d0c4b60c0ff98edcf6eb58860f5fa40c8cf.exe 94 PID 372 wrote to memory of 4892 372 6e656513ae0ce82b8360827b5c526d0c4b60c0ff98edcf6eb58860f5fa40c8cf.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\6e656513ae0ce82b8360827b5c526d0c4b60c0ff98edcf6eb58860f5fa40c8cf.exe"C:\Users\Admin\AppData\Local\Temp\6e656513ae0ce82b8360827b5c526d0c4b60c0ff98edcf6eb58860f5fa40c8cf.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:372 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio0317.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio0317.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:780 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro3602.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro3602.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1764
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6619.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6619.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4300 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4300 -s 20164⤵
- Program crash
PID:4644
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si726766.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si726766.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4892
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4300 -ip 43001⤵PID:4188
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start wuauserv1⤵
- Launches sc.exe
PID:3592
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD541707338e1e2d868aa699ac0dd2e77b0
SHA136e0dfba09f9fb409faf0f9a99217d0d0c524b82
SHA2568d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557
SHA51280c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2
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Filesize
175KB
MD541707338e1e2d868aa699ac0dd2e77b0
SHA136e0dfba09f9fb409faf0f9a99217d0d0c524b82
SHA2568d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557
SHA51280c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2
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Filesize
409KB
MD5b4b539d542d9d90ae0703c1cb7601452
SHA1c23505e5ec74dcbfc43e0c18306b8e71863f75c4
SHA2564574f43c20f5e2bb72ce33916eda0b276bcd2aa80a154e84407466f056861413
SHA51270508ad3f7acfe1334d183d4105b4e2eb577632e17f02ace4850c226047d53253d28d657e8c46bab4ccf8572eff408a99df2b28d2804f067c2e54717e686216e
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Filesize
409KB
MD5b4b539d542d9d90ae0703c1cb7601452
SHA1c23505e5ec74dcbfc43e0c18306b8e71863f75c4
SHA2564574f43c20f5e2bb72ce33916eda0b276bcd2aa80a154e84407466f056861413
SHA51270508ad3f7acfe1334d183d4105b4e2eb577632e17f02ace4850c226047d53253d28d657e8c46bab4ccf8572eff408a99df2b28d2804f067c2e54717e686216e
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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
497KB
MD567c0dede7d2befd9805b076a744a8a6b
SHA17dc77a21777f4e8e19c16611a80f0e76e7763ef7
SHA256404ce8eaf3859f6034d23a258d334bb647dd248d6a8a6d26b4cc738152b92c40
SHA51258fc574118d63fb2b6818802ee569ba6f3fc6009ce071ed455abc85bdc81079f8c72329776e689b99cc49dcea7dbad094ca6852870c48359f606374e08ee145b
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Filesize
497KB
MD567c0dede7d2befd9805b076a744a8a6b
SHA17dc77a21777f4e8e19c16611a80f0e76e7763ef7
SHA256404ce8eaf3859f6034d23a258d334bb647dd248d6a8a6d26b4cc738152b92c40
SHA51258fc574118d63fb2b6818802ee569ba6f3fc6009ce071ed455abc85bdc81079f8c72329776e689b99cc49dcea7dbad094ca6852870c48359f606374e08ee145b