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Analysis
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max time kernel
77s -
max time network
99s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
25/03/2023, 09:16
Static task
static1
Behavioral task
behavioral1
Sample
036809944f802c0d01171debecbf667738801574fa55e4e0917ffa568074d181.exe
Resource
win10v2004-20230220-en
General
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Target
036809944f802c0d01171debecbf667738801574fa55e4e0917ffa568074d181.exe
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Size
723KB
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MD5
a2ddbbb7769be2b95a5d236fb8980901
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SHA1
040f955bd7bcaa000b421a5f236fa803bfcc1649
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SHA256
036809944f802c0d01171debecbf667738801574fa55e4e0917ffa568074d181
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SHA512
ce283ad9662bdf45512e3a33d636eb0162fbd26dae110801be75efdc009ce1e032726b7c160439d164d7baec6b3891733e7e4dfc185905c674eb98a3a0fd0455
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SSDEEP
12288:IMoRPakqGEOj018dfVphyPcsyBWoNQs+HfwQ7rUONwnJqCTlqb5I:IMoEGEFEhcGSj4eUooJqnby
Malware Config
Extracted
redline
boris
193.233.20.32:4125
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auth_value
766b5bdf6dbefcf7ca223351952fc38f
Extracted
redline
firmu
193.233.20.32:4125
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auth_value
9f3e5e35e4a3a38fc36c5a851728aa33
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" jr141352.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" jr141352.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" jr141352.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" jr141352.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" jr141352.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection jr141352.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 32 IoCs
resource yara_rule behavioral1/memory/3520-161-0x0000000007130000-0x000000000716F000-memory.dmp family_redline behavioral1/memory/3520-162-0x0000000007130000-0x000000000716F000-memory.dmp family_redline behavioral1/memory/3520-164-0x0000000007130000-0x000000000716F000-memory.dmp family_redline behavioral1/memory/3520-166-0x0000000007130000-0x000000000716F000-memory.dmp family_redline behavioral1/memory/3520-168-0x0000000007130000-0x000000000716F000-memory.dmp family_redline behavioral1/memory/3520-170-0x0000000007130000-0x000000000716F000-memory.dmp family_redline behavioral1/memory/3520-172-0x0000000007130000-0x000000000716F000-memory.dmp family_redline behavioral1/memory/3520-174-0x0000000007130000-0x000000000716F000-memory.dmp family_redline behavioral1/memory/3520-176-0x0000000007130000-0x000000000716F000-memory.dmp family_redline behavioral1/memory/3520-178-0x0000000007130000-0x000000000716F000-memory.dmp family_redline behavioral1/memory/3520-180-0x0000000007130000-0x000000000716F000-memory.dmp family_redline behavioral1/memory/3520-182-0x0000000007130000-0x000000000716F000-memory.dmp family_redline behavioral1/memory/3520-184-0x0000000007130000-0x000000000716F000-memory.dmp family_redline behavioral1/memory/3520-186-0x0000000007130000-0x000000000716F000-memory.dmp family_redline behavioral1/memory/3520-188-0x0000000007130000-0x000000000716F000-memory.dmp family_redline behavioral1/memory/3520-190-0x0000000007130000-0x000000000716F000-memory.dmp family_redline behavioral1/memory/3520-192-0x0000000007130000-0x000000000716F000-memory.dmp family_redline behavioral1/memory/3520-194-0x0000000007130000-0x000000000716F000-memory.dmp family_redline behavioral1/memory/3520-196-0x0000000007130000-0x000000000716F000-memory.dmp family_redline behavioral1/memory/3520-198-0x0000000007130000-0x000000000716F000-memory.dmp family_redline behavioral1/memory/3520-200-0x0000000007130000-0x000000000716F000-memory.dmp family_redline behavioral1/memory/3520-202-0x0000000007130000-0x000000000716F000-memory.dmp family_redline behavioral1/memory/3520-204-0x0000000007130000-0x000000000716F000-memory.dmp family_redline behavioral1/memory/3520-206-0x0000000007130000-0x000000000716F000-memory.dmp family_redline behavioral1/memory/3520-208-0x0000000007130000-0x000000000716F000-memory.dmp family_redline behavioral1/memory/3520-210-0x0000000007130000-0x000000000716F000-memory.dmp family_redline behavioral1/memory/3520-212-0x0000000007130000-0x000000000716F000-memory.dmp family_redline behavioral1/memory/3520-214-0x0000000007130000-0x000000000716F000-memory.dmp family_redline behavioral1/memory/3520-216-0x0000000007130000-0x000000000716F000-memory.dmp family_redline behavioral1/memory/3520-218-0x0000000007130000-0x000000000716F000-memory.dmp family_redline behavioral1/memory/3520-220-0x0000000007130000-0x000000000716F000-memory.dmp family_redline behavioral1/memory/3520-222-0x0000000007130000-0x000000000716F000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 4796 ziFN5078.exe 3376 jr141352.exe 3520 ku089808.exe 940 lr465439.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" jr141352.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\\\"" ziFN5078.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 036809944f802c0d01171debecbf667738801574fa55e4e0917ffa568074d181.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\\\"" 036809944f802c0d01171debecbf667738801574fa55e4e0917ffa568074d181.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce ziFN5078.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 3752 3520 WerFault.exe 85 3208 4388 WerFault.exe 82 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 3376 jr141352.exe 3376 jr141352.exe 3520 ku089808.exe 3520 ku089808.exe 940 lr465439.exe 940 lr465439.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3376 jr141352.exe Token: SeDebugPrivilege 3520 ku089808.exe Token: SeDebugPrivilege 940 lr465439.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 4388 wrote to memory of 4796 4388 036809944f802c0d01171debecbf667738801574fa55e4e0917ffa568074d181.exe 83 PID 4388 wrote to memory of 4796 4388 036809944f802c0d01171debecbf667738801574fa55e4e0917ffa568074d181.exe 83 PID 4388 wrote to memory of 4796 4388 036809944f802c0d01171debecbf667738801574fa55e4e0917ffa568074d181.exe 83 PID 4796 wrote to memory of 3376 4796 ziFN5078.exe 84 PID 4796 wrote to memory of 3376 4796 ziFN5078.exe 84 PID 4796 wrote to memory of 3520 4796 ziFN5078.exe 85 PID 4796 wrote to memory of 3520 4796 ziFN5078.exe 85 PID 4796 wrote to memory of 3520 4796 ziFN5078.exe 85 PID 4388 wrote to memory of 940 4388 036809944f802c0d01171debecbf667738801574fa55e4e0917ffa568074d181.exe 89 PID 4388 wrote to memory of 940 4388 036809944f802c0d01171debecbf667738801574fa55e4e0917ffa568074d181.exe 89 PID 4388 wrote to memory of 940 4388 036809944f802c0d01171debecbf667738801574fa55e4e0917ffa568074d181.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\036809944f802c0d01171debecbf667738801574fa55e4e0917ffa568074d181.exe"C:\Users\Admin\AppData\Local\Temp\036809944f802c0d01171debecbf667738801574fa55e4e0917ffa568074d181.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4388 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziFN5078.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziFN5078.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4796 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr141352.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr141352.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3376
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku089808.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku089808.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3520 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3520 -s 13484⤵
- Program crash
PID:3752
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr465439.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr465439.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:940
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4388 -s 4842⤵
- Program crash
PID:3208
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 3520 -ip 35201⤵PID:1196
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 4388 -ip 43881⤵PID:1488
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD56b780eb9c71d7b15142e05f33765678b
SHA11b853b28e715a7c7a8e4a39567e7b22697265741
SHA2562067ab13d0198979bf52e0b0e37bc9187cb178517620826424fc3c9f41c06d76
SHA512a149005b933b4a7739cf723ee1fec219e8eb2019fbe5300a807383aae83c46e60d0fcd8f3b1f5cb8d85556ade4567db91ecdaa4fdbbc87350d5cb7b1f4274314
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Filesize
175KB
MD56b780eb9c71d7b15142e05f33765678b
SHA11b853b28e715a7c7a8e4a39567e7b22697265741
SHA2562067ab13d0198979bf52e0b0e37bc9187cb178517620826424fc3c9f41c06d76
SHA512a149005b933b4a7739cf723ee1fec219e8eb2019fbe5300a807383aae83c46e60d0fcd8f3b1f5cb8d85556ade4567db91ecdaa4fdbbc87350d5cb7b1f4274314
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Filesize
411KB
MD51b5b07d7a718982fa3f88f6e8eaf644d
SHA1b2cc7cc0d5f1cc8f997e1d89b941d9555ac3a00c
SHA2568c21e5557c053b2252d13f1db6cc77b5eca7a909bd361415666edc6b46560c68
SHA5125d065111f7370951368ee4147c0d3a56b4a47768878fafe7449fbc761ccae8152065b0033a27a299653929101901c661ed044de380c6b900ef9f93b0b54b9318
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Filesize
411KB
MD51b5b07d7a718982fa3f88f6e8eaf644d
SHA1b2cc7cc0d5f1cc8f997e1d89b941d9555ac3a00c
SHA2568c21e5557c053b2252d13f1db6cc77b5eca7a909bd361415666edc6b46560c68
SHA5125d065111f7370951368ee4147c0d3a56b4a47768878fafe7449fbc761ccae8152065b0033a27a299653929101901c661ed044de380c6b900ef9f93b0b54b9318
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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
MD5e4024b9734501ac5eb8949b5d963910d
SHA1d9604cf792e7178f410cb074fefd857d64c62ed8
SHA25693bf38ba1f53ad1680bfce795ae7be1eef7f1037af19f7241200732e4ff17c24
SHA5128f49696233992965bc5e6966a2f769dee23a5b85acfc24b3cb9bbd9c008fdfb9858ff9372ef25586b91a3352c26b45b84afbed4fb89c4275966ed57d163b83c3
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Filesize
386KB
MD5e4024b9734501ac5eb8949b5d963910d
SHA1d9604cf792e7178f410cb074fefd857d64c62ed8
SHA25693bf38ba1f53ad1680bfce795ae7be1eef7f1037af19f7241200732e4ff17c24
SHA5128f49696233992965bc5e6966a2f769dee23a5b85acfc24b3cb9bbd9c008fdfb9858ff9372ef25586b91a3352c26b45b84afbed4fb89c4275966ed57d163b83c3