Analysis
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max time kernel
78s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
24/03/2023, 20:09
Static task
static1
Behavioral task
behavioral1
Sample
dc9311046841eaeb5aa588adb36f1d219ccc0961cfb3081116afe1f57282a28d.exe
Resource
win10v2004-20230221-en
General
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Target
dc9311046841eaeb5aa588adb36f1d219ccc0961cfb3081116afe1f57282a28d.exe
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Size
552KB
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MD5
35b602644ecfd734109b3a0f16e91d1a
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SHA1
8c6f8c18eadb18ebc3207e95f151fedbd883cc06
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SHA256
dc9311046841eaeb5aa588adb36f1d219ccc0961cfb3081116afe1f57282a28d
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SHA512
41f5eb68f9e100968d74b3bc69a5dca83968ee51a24b631d7801ef49eeb1552334d75c1a2f3a432672c03d1851d072422396031398d9129dd547c93cab4c6ab3
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SSDEEP
12288:0Mr4y908GiqSw8gW57XJ1ddKyIJNNxKr+S+8pj:cyZGidwCZH8NWpl
Malware Config
Extracted
redline
boris
193.233.20.32:4125
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auth_value
766b5bdf6dbefcf7ca223351952fc38f
Extracted
redline
gena
193.233.20.32:4125
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auth_value
93c20961cb6b06b2d5781c212db6201e
Signatures
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection pro1958.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro1958.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro1958.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro1958.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro1958.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro1958.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/4540-158-0x0000000007840000-0x000000000787F000-memory.dmp family_redline behavioral1/memory/4540-161-0x0000000007840000-0x000000000787F000-memory.dmp family_redline behavioral1/memory/4540-163-0x0000000007840000-0x000000000787F000-memory.dmp family_redline behavioral1/memory/4540-159-0x0000000007840000-0x000000000787F000-memory.dmp family_redline behavioral1/memory/4540-165-0x0000000007840000-0x000000000787F000-memory.dmp family_redline behavioral1/memory/4540-167-0x0000000007840000-0x000000000787F000-memory.dmp family_redline behavioral1/memory/4540-169-0x0000000007840000-0x000000000787F000-memory.dmp family_redline behavioral1/memory/4540-171-0x0000000007840000-0x000000000787F000-memory.dmp family_redline behavioral1/memory/4540-173-0x0000000007840000-0x000000000787F000-memory.dmp family_redline behavioral1/memory/4540-175-0x0000000007840000-0x000000000787F000-memory.dmp family_redline behavioral1/memory/4540-177-0x0000000007840000-0x000000000787F000-memory.dmp family_redline behavioral1/memory/4540-179-0x0000000007840000-0x000000000787F000-memory.dmp family_redline behavioral1/memory/4540-181-0x0000000007840000-0x000000000787F000-memory.dmp family_redline behavioral1/memory/4540-183-0x0000000007840000-0x000000000787F000-memory.dmp family_redline behavioral1/memory/4540-185-0x0000000007840000-0x000000000787F000-memory.dmp family_redline behavioral1/memory/4540-187-0x0000000007840000-0x000000000787F000-memory.dmp family_redline behavioral1/memory/4540-189-0x0000000007840000-0x000000000787F000-memory.dmp family_redline behavioral1/memory/4540-191-0x0000000007840000-0x000000000787F000-memory.dmp family_redline behavioral1/memory/4540-193-0x0000000007840000-0x000000000787F000-memory.dmp family_redline behavioral1/memory/4540-195-0x0000000007840000-0x000000000787F000-memory.dmp family_redline behavioral1/memory/4540-197-0x0000000007840000-0x000000000787F000-memory.dmp family_redline behavioral1/memory/4540-199-0x0000000007840000-0x000000000787F000-memory.dmp family_redline behavioral1/memory/4540-201-0x0000000007840000-0x000000000787F000-memory.dmp family_redline behavioral1/memory/4540-203-0x0000000007840000-0x000000000787F000-memory.dmp family_redline behavioral1/memory/4540-205-0x0000000007840000-0x000000000787F000-memory.dmp family_redline behavioral1/memory/4540-207-0x0000000007840000-0x000000000787F000-memory.dmp family_redline behavioral1/memory/4540-209-0x0000000007840000-0x000000000787F000-memory.dmp family_redline behavioral1/memory/4540-211-0x0000000007840000-0x000000000787F000-memory.dmp family_redline behavioral1/memory/4540-213-0x0000000007840000-0x000000000787F000-memory.dmp family_redline behavioral1/memory/4540-217-0x0000000007840000-0x000000000787F000-memory.dmp family_redline behavioral1/memory/4540-215-0x0000000007840000-0x000000000787F000-memory.dmp family_redline behavioral1/memory/4540-219-0x0000000007840000-0x000000000787F000-memory.dmp family_redline behavioral1/memory/4540-221-0x0000000007840000-0x000000000787F000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 2900 unio0825.exe 1856 pro1958.exe 4540 qu8352.exe 4976 si474219.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" pro1958.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 dc9311046841eaeb5aa588adb36f1d219ccc0961cfb3081116afe1f57282a28d.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\\\"" dc9311046841eaeb5aa588adb36f1d219ccc0961cfb3081116afe1f57282a28d.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce unio0825.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\\\"" unio0825.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 4552 4540 WerFault.exe 94 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1856 pro1958.exe 1856 pro1958.exe 4540 qu8352.exe 4540 qu8352.exe 4976 si474219.exe 4976 si474219.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1856 pro1958.exe Token: SeDebugPrivilege 4540 qu8352.exe Token: SeDebugPrivilege 4976 si474219.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1256 wrote to memory of 2900 1256 dc9311046841eaeb5aa588adb36f1d219ccc0961cfb3081116afe1f57282a28d.exe 84 PID 1256 wrote to memory of 2900 1256 dc9311046841eaeb5aa588adb36f1d219ccc0961cfb3081116afe1f57282a28d.exe 84 PID 1256 wrote to memory of 2900 1256 dc9311046841eaeb5aa588adb36f1d219ccc0961cfb3081116afe1f57282a28d.exe 84 PID 2900 wrote to memory of 1856 2900 unio0825.exe 85 PID 2900 wrote to memory of 1856 2900 unio0825.exe 85 PID 2900 wrote to memory of 4540 2900 unio0825.exe 94 PID 2900 wrote to memory of 4540 2900 unio0825.exe 94 PID 2900 wrote to memory of 4540 2900 unio0825.exe 94 PID 1256 wrote to memory of 4976 1256 dc9311046841eaeb5aa588adb36f1d219ccc0961cfb3081116afe1f57282a28d.exe 98 PID 1256 wrote to memory of 4976 1256 dc9311046841eaeb5aa588adb36f1d219ccc0961cfb3081116afe1f57282a28d.exe 98 PID 1256 wrote to memory of 4976 1256 dc9311046841eaeb5aa588adb36f1d219ccc0961cfb3081116afe1f57282a28d.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\dc9311046841eaeb5aa588adb36f1d219ccc0961cfb3081116afe1f57282a28d.exe"C:\Users\Admin\AppData\Local\Temp\dc9311046841eaeb5aa588adb36f1d219ccc0961cfb3081116afe1f57282a28d.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1256 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio0825.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio0825.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2900 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1958.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1958.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1856
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8352.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8352.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 15204⤵
- Program crash
PID:4552
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si474219.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si474219.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4976
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4540 -ip 45401⤵PID:2872
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD5f50023c2c4bad1bbf51efde95c575b28
SHA19e02fe5ecc82f471d8c078a0d4b9ce02fdf69ce1
SHA256a491d4a9a89a7103f18f402d20df34f1ae56d18bc779ff8a4681f52a3e65cbdb
SHA512d869c3c475811fdce251a700556018d98c639c28ec838f31e0fb3a9f91743843393d77735f14b992a7407356d109b680e2b9687385bae2ed7ffaef88b7c9fa57
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Filesize
175KB
MD5f50023c2c4bad1bbf51efde95c575b28
SHA19e02fe5ecc82f471d8c078a0d4b9ce02fdf69ce1
SHA256a491d4a9a89a7103f18f402d20df34f1ae56d18bc779ff8a4681f52a3e65cbdb
SHA512d869c3c475811fdce251a700556018d98c639c28ec838f31e0fb3a9f91743843393d77735f14b992a7407356d109b680e2b9687385bae2ed7ffaef88b7c9fa57
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Filesize
411KB
MD582f5a8ab9a294246b8a13cf7aef595e0
SHA1f98a88b79cd1e2185345bf0ea860c650b96161ca
SHA256467759d01e5da5f0afbce2f7a57fe9529f3b989c206ed42374d4185fbf79f797
SHA5124f4b9031e796418198d7b7b4ad71d9a441381619423f2bb6b41f64840e0059276b55b4886513845672563d10716c72e264fbc1eeb971bbd4afdd217ebf6e8aa0
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Filesize
411KB
MD582f5a8ab9a294246b8a13cf7aef595e0
SHA1f98a88b79cd1e2185345bf0ea860c650b96161ca
SHA256467759d01e5da5f0afbce2f7a57fe9529f3b989c206ed42374d4185fbf79f797
SHA5124f4b9031e796418198d7b7b4ad71d9a441381619423f2bb6b41f64840e0059276b55b4886513845672563d10716c72e264fbc1eeb971bbd4afdd217ebf6e8aa0
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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
386KB
MD540d0f402fd9db9ea3348f066e69dd0e3
SHA1cbfb3f10507936c541f5f88f74b97ef35f0bb752
SHA256fc5d7bccb766797a74d3235d64ca76b8ab695bbaa19263ca9a41470d5d99cf62
SHA512ccc92b924fe9d335e6187d6e815a48f5afb230f1c5963668fc5cf0cb6466786554d8b13e5845e621127486d92168de83c958884f84339c552ccc5b6ca9a5ce50
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Filesize
386KB
MD540d0f402fd9db9ea3348f066e69dd0e3
SHA1cbfb3f10507936c541f5f88f74b97ef35f0bb752
SHA256fc5d7bccb766797a74d3235d64ca76b8ab695bbaa19263ca9a41470d5d99cf62
SHA512ccc92b924fe9d335e6187d6e815a48f5afb230f1c5963668fc5cf0cb6466786554d8b13e5845e621127486d92168de83c958884f84339c552ccc5b6ca9a5ce50