Analysis
-
max time kernel
120s -
max time network
123s -
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 21:48
Static task
static1
Behavioral task
behavioral1
Sample
66fb03c62193fcf15742d087f2f25006fe250db8777375e63b9d3dd2439f67eb.exe
Resource
win10v2004-20230221-en
General
-
Target
66fb03c62193fcf15742d087f2f25006fe250db8777375e63b9d3dd2439f67eb.exe
-
Size
544KB
-
MD5
a9b142161e3dce04bbd1b5cc7cd93fb3
-
SHA1
b502648749935a45da71e704594f1c40566aaf55
-
SHA256
66fb03c62193fcf15742d087f2f25006fe250db8777375e63b9d3dd2439f67eb
-
SHA512
fe164a01724a5ad135cada1cc3b1adad0e624b6861732023fe8a023d1a8487c4aeaf9c9097a3976673e905ec594d04f69348124cbf0b1315fe57b7b046c07e7f
-
SSDEEP
12288:BMrOy90PZBqYGq1yDyXXfdBXqgUVMLlwS2sMCsBR:zyCBRZIeVBdEMBADBR
Malware Config
Extracted
redline
down
193.233.20.31:4125
-
auth_value
12c31a90c72f5efae8c053a0bd339381
Extracted
redline
real
193.233.20.31:4125
-
auth_value
bb22a50228754849387d5f4d1611e71b
Signatures
-
Processes:
pro1296.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro1296.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro1296.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro1296.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro1296.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection pro1296.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro1296.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
-
RedLine payload 33 IoCs
Processes:
resource yara_rule behavioral1/memory/4636-158-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/4636-161-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/4636-159-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/4636-163-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/4636-165-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/4636-167-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/4636-169-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/4636-171-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/4636-173-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/4636-175-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/4636-177-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/4636-179-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/4636-181-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/4636-183-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/4636-185-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/4636-187-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/4636-189-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/4636-191-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/4636-193-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/4636-195-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/4636-197-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/4636-199-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/4636-201-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/4636-203-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/4636-205-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/4636-207-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/4636-209-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/4636-211-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/4636-213-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/4636-215-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/4636-217-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/4636-219-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/4636-221-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
Processes:
unio7965.exepro1296.exequ5878.exesi716224.exepid process 624 unio7965.exe 368 pro1296.exe 4636 qu5878.exe 3924 si716224.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Processes:
pro1296.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" pro1296.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
-
Adds Run key to start application 2 TTPs 4 IoCs
Processes:
66fb03c62193fcf15742d087f2f25006fe250db8777375e63b9d3dd2439f67eb.exeunio7965.exedescription ioc process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 66fb03c62193fcf15742d087f2f25006fe250db8777375e63b9d3dd2439f67eb.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\\\"" 66fb03c62193fcf15742d087f2f25006fe250db8777375e63b9d3dd2439f67eb.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce unio7965.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\\\"" unio7965.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1844 4636 WerFault.exe qu5878.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
pro1296.exequ5878.exesi716224.exepid process 368 pro1296.exe 368 pro1296.exe 4636 qu5878.exe 4636 qu5878.exe 3924 si716224.exe 3924 si716224.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
pro1296.exequ5878.exesi716224.exedescription pid process Token: SeDebugPrivilege 368 pro1296.exe Token: SeDebugPrivilege 4636 qu5878.exe Token: SeDebugPrivilege 3924 si716224.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
66fb03c62193fcf15742d087f2f25006fe250db8777375e63b9d3dd2439f67eb.exeunio7965.exedescription pid process target process PID 852 wrote to memory of 624 852 66fb03c62193fcf15742d087f2f25006fe250db8777375e63b9d3dd2439f67eb.exe unio7965.exe PID 852 wrote to memory of 624 852 66fb03c62193fcf15742d087f2f25006fe250db8777375e63b9d3dd2439f67eb.exe unio7965.exe PID 852 wrote to memory of 624 852 66fb03c62193fcf15742d087f2f25006fe250db8777375e63b9d3dd2439f67eb.exe unio7965.exe PID 624 wrote to memory of 368 624 unio7965.exe pro1296.exe PID 624 wrote to memory of 368 624 unio7965.exe pro1296.exe PID 624 wrote to memory of 4636 624 unio7965.exe qu5878.exe PID 624 wrote to memory of 4636 624 unio7965.exe qu5878.exe PID 624 wrote to memory of 4636 624 unio7965.exe qu5878.exe PID 852 wrote to memory of 3924 852 66fb03c62193fcf15742d087f2f25006fe250db8777375e63b9d3dd2439f67eb.exe si716224.exe PID 852 wrote to memory of 3924 852 66fb03c62193fcf15742d087f2f25006fe250db8777375e63b9d3dd2439f67eb.exe si716224.exe PID 852 wrote to memory of 3924 852 66fb03c62193fcf15742d087f2f25006fe250db8777375e63b9d3dd2439f67eb.exe si716224.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\66fb03c62193fcf15742d087f2f25006fe250db8777375e63b9d3dd2439f67eb.exe"C:\Users\Admin\AppData\Local\Temp\66fb03c62193fcf15742d087f2f25006fe250db8777375e63b9d3dd2439f67eb.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:852 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio7965.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio7965.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:624 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1296.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1296.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:368
-
-
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5878.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5878.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4636 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4636 -s 13364⤵
- Program crash
PID:1844
-
-
-
-
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si716224.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si716224.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3924
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4636 -ip 46361⤵PID:4728
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
175KB
MD541707338e1e2d868aa699ac0dd2e77b0
SHA136e0dfba09f9fb409faf0f9a99217d0d0c524b82
SHA2568d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557
SHA51280c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2
-
Filesize
175KB
MD541707338e1e2d868aa699ac0dd2e77b0
SHA136e0dfba09f9fb409faf0f9a99217d0d0c524b82
SHA2568d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557
SHA51280c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2
-
Filesize
402KB
MD5c799fd9ea1f6f90c7046b873074d05f3
SHA1909ea0ace924cd1194b54f1afa35eed105e68496
SHA2566cc5859bf6b1ac15247aa7975a95646ad97ec65b1570c2c91f4351c7e36de374
SHA5129627cf5d5b9aacb9a811626107fdd6a6e7ebcca4ca747c9de848624e7ed94306a2a611ec1ac8269ad925e88f46b84139fb9cde6f8e1480c6fb3a5c7fe8430d93
-
Filesize
402KB
MD5c799fd9ea1f6f90c7046b873074d05f3
SHA1909ea0ace924cd1194b54f1afa35eed105e68496
SHA2566cc5859bf6b1ac15247aa7975a95646ad97ec65b1570c2c91f4351c7e36de374
SHA5129627cf5d5b9aacb9a811626107fdd6a6e7ebcca4ca747c9de848624e7ed94306a2a611ec1ac8269ad925e88f46b84139fb9cde6f8e1480c6fb3a5c7fe8430d93
-
Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
-
Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
-
Filesize
349KB
MD5359a7cc4ab9cb906d9181812640edb4d
SHA17415f47fcfc2c09c7f49821719878009f5077901
SHA256138a58078ffc25514063862a596a7000fa57f4537efdf783bbb7b7a8980f571e
SHA512b9e5944b9ee1b4ba11c94a38b00e1932f8860f85ea1deb09e1b8026d60aa04898bc32bbdf26ad4e740ad4e1bb17b8f068e0644c4cfe8154d403940f94ca4a34c
-
Filesize
349KB
MD5359a7cc4ab9cb906d9181812640edb4d
SHA17415f47fcfc2c09c7f49821719878009f5077901
SHA256138a58078ffc25514063862a596a7000fa57f4537efdf783bbb7b7a8980f571e
SHA512b9e5944b9ee1b4ba11c94a38b00e1932f8860f85ea1deb09e1b8026d60aa04898bc32bbdf26ad4e740ad4e1bb17b8f068e0644c4cfe8154d403940f94ca4a34c