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Analysis
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max time kernel
125s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
23/03/2023, 22:26
Static task
static1
Behavioral task
behavioral1
Sample
6f510895b23a908221639c872a3815a82936813dbb8d80037ef5c5133fcdab6e.exe
Resource
win10v2004-20230220-en
General
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Target
6f510895b23a908221639c872a3815a82936813dbb8d80037ef5c5133fcdab6e.exe
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Size
679KB
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MD5
af908632c7c23532ec9c6cca56ede83b
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SHA1
31e03d9aade85f8fc42e6b18404ddb1bb319a23e
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SHA256
6f510895b23a908221639c872a3815a82936813dbb8d80037ef5c5133fcdab6e
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SHA512
4186f6ba53581335e8ee00c91199b0999c7a0e236c505e977d51522452ceea7818a83252e36bba71fcf5d395065b2a922a0b300de4a5d29761eff2580f443590
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SSDEEP
12288:aGHIGD4gZKt4U5Mu3iTTKJ2e32cc8M1o/SldCnGoxkqeYBndoehW8ArY+v4:V/HeDoTKwC2r8mldwGWkCoevSY+A
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\DisableIOAVProtection = "1" jr866572.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" jr866572.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" jr866572.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" jr866572.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection jr866572.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" jr866572.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/3756-160-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/3756-161-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/3756-163-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/3756-165-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/3756-167-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/3756-169-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/3756-171-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/3756-173-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/3756-175-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/3756-177-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/3756-179-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/3756-181-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/3756-183-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/3756-185-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/3756-187-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/3756-189-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/3756-191-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/3756-193-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/3756-195-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/3756-197-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/3756-199-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/3756-201-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/3756-203-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/3756-205-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/3756-207-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/3756-209-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/3756-211-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/3756-213-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/3756-215-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/3756-217-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/3756-219-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/3756-221-0x0000000002760000-0x000000000279E000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 1152 zitV0071.exe 1868 jr866572.exe 3756 ku834241.exe 4848 lr153091.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" jr866572.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 zitV0071.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\\\"" zitV0071.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 6f510895b23a908221639c872a3815a82936813dbb8d80037ef5c5133fcdab6e.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\\\"" 6f510895b23a908221639c872a3815a82936813dbb8d80037ef5c5133fcdab6e.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 5004 sc.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 3896 1200 WerFault.exe 83 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1868 jr866572.exe 1868 jr866572.exe 3756 ku834241.exe 3756 ku834241.exe 4848 lr153091.exe 4848 lr153091.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1868 jr866572.exe Token: SeDebugPrivilege 3756 ku834241.exe Token: SeDebugPrivilege 4848 lr153091.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1200 wrote to memory of 1152 1200 6f510895b23a908221639c872a3815a82936813dbb8d80037ef5c5133fcdab6e.exe 84 PID 1200 wrote to memory of 1152 1200 6f510895b23a908221639c872a3815a82936813dbb8d80037ef5c5133fcdab6e.exe 84 PID 1200 wrote to memory of 1152 1200 6f510895b23a908221639c872a3815a82936813dbb8d80037ef5c5133fcdab6e.exe 84 PID 1152 wrote to memory of 1868 1152 zitV0071.exe 85 PID 1152 wrote to memory of 1868 1152 zitV0071.exe 85 PID 1152 wrote to memory of 3756 1152 zitV0071.exe 89 PID 1152 wrote to memory of 3756 1152 zitV0071.exe 89 PID 1152 wrote to memory of 3756 1152 zitV0071.exe 89 PID 1200 wrote to memory of 4848 1200 6f510895b23a908221639c872a3815a82936813dbb8d80037ef5c5133fcdab6e.exe 90 PID 1200 wrote to memory of 4848 1200 6f510895b23a908221639c872a3815a82936813dbb8d80037ef5c5133fcdab6e.exe 90 PID 1200 wrote to memory of 4848 1200 6f510895b23a908221639c872a3815a82936813dbb8d80037ef5c5133fcdab6e.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\6f510895b23a908221639c872a3815a82936813dbb8d80037ef5c5133fcdab6e.exe"C:\Users\Admin\AppData\Local\Temp\6f510895b23a908221639c872a3815a82936813dbb8d80037ef5c5133fcdab6e.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1200 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zitV0071.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zitV0071.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1152 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr866572.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr866572.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1868
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku834241.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku834241.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3756
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr153091.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr153091.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4848
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1200 -s 4842⤵
- Program crash
PID:3896
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 1200 -ip 12001⤵PID:2084
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start wuauserv1⤵
- Launches sc.exe
PID:5004
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
402KB
MD5a3ae52d9f9fee7485843255aea0540ab
SHA11cb523ebca801d391e11e8b36c079643c53be900
SHA2568d36dd5ba55bbff38c60ed7d0fe3ffa589fb70037b6aab2c90ffb095fb7325d8
SHA512a5a3eea967538a508f0448a88139abd0382ef0c61af66111c8fc59a3da1285426fbfe701dacfb49434d4419804a01ea7032e6ce8abafc764991c8fb9fb1ff7cf
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Filesize
402KB
MD5a3ae52d9f9fee7485843255aea0540ab
SHA11cb523ebca801d391e11e8b36c079643c53be900
SHA2568d36dd5ba55bbff38c60ed7d0fe3ffa589fb70037b6aab2c90ffb095fb7325d8
SHA512a5a3eea967538a508f0448a88139abd0382ef0c61af66111c8fc59a3da1285426fbfe701dacfb49434d4419804a01ea7032e6ce8abafc764991c8fb9fb1ff7cf
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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
349KB
MD565dfd96198f42580dfce58316f13d8a6
SHA1f3e0c117186bd0d7fdd5cddf6a6d78964c08b29e
SHA256c18e70dce1463698ab135c975c3c5a88b361f76b14c25c52cc1d45663bfd3756
SHA5123538fb9a4cefca79da56c3ab342bc1d84368d0aa022d6fd3bb1bde2236bf35e84b253858b38dc4a31712401ae95777c8fab29bb1c85cd3c01453ef722bf12790
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Filesize
349KB
MD565dfd96198f42580dfce58316f13d8a6
SHA1f3e0c117186bd0d7fdd5cddf6a6d78964c08b29e
SHA256c18e70dce1463698ab135c975c3c5a88b361f76b14c25c52cc1d45663bfd3756
SHA5123538fb9a4cefca79da56c3ab342bc1d84368d0aa022d6fd3bb1bde2236bf35e84b253858b38dc4a31712401ae95777c8fab29bb1c85cd3c01453ef722bf12790