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Analysis
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max time kernel
118s -
max time network
122s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
23/03/2023, 01:06
Static task
static1
Behavioral task
behavioral1
Sample
6b9beb29874dda331ae65ce4c365e79d09644eaf8cc617f8ea1d40104410c873.exe
Resource
win10v2004-20230221-en
General
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Target
6b9beb29874dda331ae65ce4c365e79d09644eaf8cc617f8ea1d40104410c873.exe
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Size
693KB
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MD5
047260ad77619cc5fb43ab52f548a7fb
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SHA1
b249eac88b6a357bd966d241462519231a1e6b1f
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SHA256
6b9beb29874dda331ae65ce4c365e79d09644eaf8cc617f8ea1d40104410c873
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SHA512
c5cd561231037e27e78dbd58b09f254ac47a29858502b17afb32cabec7fdac7ff7a9fdc0454eebce48784bb95b3269f7cb33bc8a92529ad57a50356a6ff636d7
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SSDEEP
12288:iCl1NjRH8g0NYx+jhZSE0dtLobqx/gytXSxJ6/K2ucGbSLRR6:iSRH8vNw2r0AEo4XSxMCqcS+
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 Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" jr717328.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" jr717328.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" jr717328.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" jr717328.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" jr717328.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection jr717328.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/4504-158-0x0000000004AD0000-0x0000000004B0E000-memory.dmp family_redline behavioral1/memory/4504-159-0x0000000004AD0000-0x0000000004B0E000-memory.dmp family_redline behavioral1/memory/4504-163-0x0000000004AD0000-0x0000000004B0E000-memory.dmp family_redline behavioral1/memory/4504-161-0x0000000004AD0000-0x0000000004B0E000-memory.dmp family_redline behavioral1/memory/4504-165-0x0000000004AD0000-0x0000000004B0E000-memory.dmp family_redline behavioral1/memory/4504-167-0x0000000004AD0000-0x0000000004B0E000-memory.dmp family_redline behavioral1/memory/4504-169-0x0000000004AD0000-0x0000000004B0E000-memory.dmp family_redline behavioral1/memory/4504-171-0x0000000004AD0000-0x0000000004B0E000-memory.dmp family_redline behavioral1/memory/4504-173-0x0000000004AD0000-0x0000000004B0E000-memory.dmp family_redline behavioral1/memory/4504-175-0x0000000004AD0000-0x0000000004B0E000-memory.dmp family_redline behavioral1/memory/4504-178-0x0000000004AD0000-0x0000000004B0E000-memory.dmp family_redline behavioral1/memory/4504-184-0x0000000004AD0000-0x0000000004B0E000-memory.dmp family_redline behavioral1/memory/4504-182-0x0000000004AD0000-0x0000000004B0E000-memory.dmp family_redline behavioral1/memory/4504-186-0x0000000004AD0000-0x0000000004B0E000-memory.dmp family_redline behavioral1/memory/4504-188-0x0000000004AD0000-0x0000000004B0E000-memory.dmp family_redline behavioral1/memory/4504-190-0x0000000004AD0000-0x0000000004B0E000-memory.dmp family_redline behavioral1/memory/4504-192-0x0000000004AD0000-0x0000000004B0E000-memory.dmp family_redline behavioral1/memory/4504-194-0x0000000004AD0000-0x0000000004B0E000-memory.dmp family_redline behavioral1/memory/4504-196-0x0000000004AD0000-0x0000000004B0E000-memory.dmp family_redline behavioral1/memory/4504-198-0x0000000004AD0000-0x0000000004B0E000-memory.dmp family_redline behavioral1/memory/4504-200-0x0000000004AD0000-0x0000000004B0E000-memory.dmp family_redline behavioral1/memory/4504-202-0x0000000004AD0000-0x0000000004B0E000-memory.dmp family_redline behavioral1/memory/4504-204-0x0000000004AD0000-0x0000000004B0E000-memory.dmp family_redline behavioral1/memory/4504-206-0x0000000004AD0000-0x0000000004B0E000-memory.dmp family_redline behavioral1/memory/4504-208-0x0000000004AD0000-0x0000000004B0E000-memory.dmp family_redline behavioral1/memory/4504-210-0x0000000004AD0000-0x0000000004B0E000-memory.dmp family_redline behavioral1/memory/4504-212-0x0000000004AD0000-0x0000000004B0E000-memory.dmp family_redline behavioral1/memory/4504-214-0x0000000004AD0000-0x0000000004B0E000-memory.dmp family_redline behavioral1/memory/4504-216-0x0000000004AD0000-0x0000000004B0E000-memory.dmp family_redline behavioral1/memory/4504-218-0x0000000004AD0000-0x0000000004B0E000-memory.dmp family_redline behavioral1/memory/4504-220-0x0000000004AD0000-0x0000000004B0E000-memory.dmp family_redline behavioral1/memory/4504-222-0x0000000004AD0000-0x0000000004B0E000-memory.dmp family_redline behavioral1/memory/4504-1078-0x0000000004BA0000-0x0000000004BB0000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 2460 zipb1214.exe 1672 jr717328.exe 4504 ku726757.exe 3868 lr310650.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" jr717328.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 6b9beb29874dda331ae65ce4c365e79d09644eaf8cc617f8ea1d40104410c873.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\\\"" 6b9beb29874dda331ae65ce4c365e79d09644eaf8cc617f8ea1d40104410c873.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce zipb1214.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\\\"" zipb1214.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 2 IoCs
pid pid_target Process procid_target 4640 4504 WerFault.exe 88 4900 4652 WerFault.exe 85 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1672 jr717328.exe 1672 jr717328.exe 4504 ku726757.exe 4504 ku726757.exe 3868 lr310650.exe 3868 lr310650.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1672 jr717328.exe Token: SeDebugPrivilege 4504 ku726757.exe Token: SeDebugPrivilege 3868 lr310650.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 4652 wrote to memory of 2460 4652 6b9beb29874dda331ae65ce4c365e79d09644eaf8cc617f8ea1d40104410c873.exe 86 PID 4652 wrote to memory of 2460 4652 6b9beb29874dda331ae65ce4c365e79d09644eaf8cc617f8ea1d40104410c873.exe 86 PID 4652 wrote to memory of 2460 4652 6b9beb29874dda331ae65ce4c365e79d09644eaf8cc617f8ea1d40104410c873.exe 86 PID 2460 wrote to memory of 1672 2460 zipb1214.exe 87 PID 2460 wrote to memory of 1672 2460 zipb1214.exe 87 PID 2460 wrote to memory of 4504 2460 zipb1214.exe 88 PID 2460 wrote to memory of 4504 2460 zipb1214.exe 88 PID 2460 wrote to memory of 4504 2460 zipb1214.exe 88 PID 4652 wrote to memory of 3868 4652 6b9beb29874dda331ae65ce4c365e79d09644eaf8cc617f8ea1d40104410c873.exe 92 PID 4652 wrote to memory of 3868 4652 6b9beb29874dda331ae65ce4c365e79d09644eaf8cc617f8ea1d40104410c873.exe 92 PID 4652 wrote to memory of 3868 4652 6b9beb29874dda331ae65ce4c365e79d09644eaf8cc617f8ea1d40104410c873.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\6b9beb29874dda331ae65ce4c365e79d09644eaf8cc617f8ea1d40104410c873.exe"C:\Users\Admin\AppData\Local\Temp\6b9beb29874dda331ae65ce4c365e79d09644eaf8cc617f8ea1d40104410c873.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4652 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zipb1214.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zipb1214.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2460 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr717328.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr717328.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1672
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku726757.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku726757.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4504 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4504 -s 16524⤵
- Program crash
PID:4640
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr310650.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr310650.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3868
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4652 -s 5082⤵
- Program crash
PID:4900
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4504 -ip 45041⤵PID:1164
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 4652 -ip 46521⤵PID:4632
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
MD555501ed5af404985f25e1297f961c821
SHA13f719bec85aba7b5c4ee5b85e7089676a943630b
SHA2562d6433912144cd6dd3525d6ef0c7706a115246a903d54b1c6e3bd3ea4b44d49d
SHA5126d61d2bc593a61d2fbf6a6140bfd6b26c5711c14ffd30508c95b1523cce933cd84df88b2abc182215c36194c578b3bc1ea16bb79408601c0b5d53d99c0152132
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Filesize
409KB
MD555501ed5af404985f25e1297f961c821
SHA13f719bec85aba7b5c4ee5b85e7089676a943630b
SHA2562d6433912144cd6dd3525d6ef0c7706a115246a903d54b1c6e3bd3ea4b44d49d
SHA5126d61d2bc593a61d2fbf6a6140bfd6b26c5711c14ffd30508c95b1523cce933cd84df88b2abc182215c36194c578b3bc1ea16bb79408601c0b5d53d99c0152132
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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
MD59e569c650bc18f128349feee9adf5b31
SHA132eff4ac619d11ea21700a6e7bf4f37bd9c8acd6
SHA25656b06a9b617cd8fa4b90a631d5721ac40f216a2d6e90d9f4ed65aab0af588807
SHA512c5b564eac8ed32e149d1b6fa4fab7de2899b4542d4096c4c555d4ed59ff42f23383d979d28511d0a99275b0ae7842a8d8cfd360bedf1813e5b549ce190c62f96
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Filesize
497KB
MD59e569c650bc18f128349feee9adf5b31
SHA132eff4ac619d11ea21700a6e7bf4f37bd9c8acd6
SHA25656b06a9b617cd8fa4b90a631d5721ac40f216a2d6e90d9f4ed65aab0af588807
SHA512c5b564eac8ed32e149d1b6fa4fab7de2899b4542d4096c4c555d4ed59ff42f23383d979d28511d0a99275b0ae7842a8d8cfd360bedf1813e5b549ce190c62f96