Analysis
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max time kernel
143s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
24-03-2023 11:16
Static task
static1
Behavioral task
behavioral1
Sample
481afb3c38881e4be2e7f680672482d0f17b664c0364ba44e631689c2969bbf3.exe
Resource
win10v2004-20230220-en
General
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Target
481afb3c38881e4be2e7f680672482d0f17b664c0364ba44e631689c2969bbf3.exe
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Size
540KB
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MD5
f4a87ee012b29d5d2d25dc9d110463dc
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SHA1
95ec3c17ec48061bdd97b379b2e9600ca5eddfb5
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SHA256
481afb3c38881e4be2e7f680672482d0f17b664c0364ba44e631689c2969bbf3
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SHA512
2e6d27fcb2b4e04e9fd2041c6cdd52782ca4852e93864f2dc8f915e9be48321a35dec82f277ae3b57f7574bfa0aa0cc62d4f4bdb4afc236534d655b3fdd91b00
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SSDEEP
12288:MMrPy907RlRlqTRrFDaQFdu+UN466gs8Fbxpn8F4:LycRk94QFxO466MFbvM4
Malware Config
Extracted
redline
down
193.233.20.31:4125
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auth_value
12c31a90c72f5efae8c053a0bd339381
Extracted
redline
hero
193.233.20.31:4125
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auth_value
11f3c75a88ca461bcc8d6bf60a1193e3
Signatures
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Processes:
pro2602.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection pro2602.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro2602.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro2602.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro2602.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro2602.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro2602.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 34 IoCs
Processes:
resource yara_rule behavioral1/memory/3496-155-0x0000000004E20000-0x0000000004E5E000-memory.dmp family_redline behavioral1/memory/3496-156-0x0000000004E20000-0x0000000004E5E000-memory.dmp family_redline behavioral1/memory/3496-158-0x0000000004E20000-0x0000000004E5E000-memory.dmp family_redline behavioral1/memory/3496-160-0x0000000004E20000-0x0000000004E5E000-memory.dmp family_redline behavioral1/memory/3496-162-0x0000000004E20000-0x0000000004E5E000-memory.dmp family_redline behavioral1/memory/3496-164-0x0000000004E20000-0x0000000004E5E000-memory.dmp family_redline behavioral1/memory/3496-166-0x0000000004E20000-0x0000000004E5E000-memory.dmp family_redline behavioral1/memory/3496-168-0x0000000004E20000-0x0000000004E5E000-memory.dmp family_redline behavioral1/memory/3496-170-0x0000000004E20000-0x0000000004E5E000-memory.dmp family_redline behavioral1/memory/3496-172-0x0000000004E20000-0x0000000004E5E000-memory.dmp family_redline behavioral1/memory/3496-178-0x0000000004E20000-0x0000000004E5E000-memory.dmp family_redline behavioral1/memory/3496-175-0x0000000004E20000-0x0000000004E5E000-memory.dmp family_redline behavioral1/memory/3496-179-0x0000000007480000-0x0000000007490000-memory.dmp family_redline behavioral1/memory/3496-181-0x0000000004E20000-0x0000000004E5E000-memory.dmp family_redline behavioral1/memory/3496-183-0x0000000004E20000-0x0000000004E5E000-memory.dmp family_redline behavioral1/memory/3496-185-0x0000000004E20000-0x0000000004E5E000-memory.dmp family_redline behavioral1/memory/3496-187-0x0000000004E20000-0x0000000004E5E000-memory.dmp family_redline behavioral1/memory/3496-189-0x0000000004E20000-0x0000000004E5E000-memory.dmp family_redline behavioral1/memory/3496-191-0x0000000004E20000-0x0000000004E5E000-memory.dmp family_redline behavioral1/memory/3496-193-0x0000000004E20000-0x0000000004E5E000-memory.dmp family_redline behavioral1/memory/3496-195-0x0000000004E20000-0x0000000004E5E000-memory.dmp family_redline behavioral1/memory/3496-197-0x0000000004E20000-0x0000000004E5E000-memory.dmp family_redline behavioral1/memory/3496-199-0x0000000004E20000-0x0000000004E5E000-memory.dmp family_redline behavioral1/memory/3496-201-0x0000000004E20000-0x0000000004E5E000-memory.dmp family_redline behavioral1/memory/3496-203-0x0000000004E20000-0x0000000004E5E000-memory.dmp family_redline behavioral1/memory/3496-205-0x0000000004E20000-0x0000000004E5E000-memory.dmp family_redline behavioral1/memory/3496-207-0x0000000004E20000-0x0000000004E5E000-memory.dmp family_redline behavioral1/memory/3496-209-0x0000000004E20000-0x0000000004E5E000-memory.dmp family_redline behavioral1/memory/3496-211-0x0000000004E20000-0x0000000004E5E000-memory.dmp family_redline behavioral1/memory/3496-213-0x0000000004E20000-0x0000000004E5E000-memory.dmp family_redline behavioral1/memory/3496-215-0x0000000004E20000-0x0000000004E5E000-memory.dmp family_redline behavioral1/memory/3496-217-0x0000000004E20000-0x0000000004E5E000-memory.dmp family_redline behavioral1/memory/3496-219-0x0000000004E20000-0x0000000004E5E000-memory.dmp family_redline behavioral1/memory/3496-221-0x0000000004E20000-0x0000000004E5E000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
Processes:
unio7563.exepro2602.exequ2890.exesi669033.exepid process 4156 unio7563.exe 3508 pro2602.exe 3496 qu2890.exe 4896 si669033.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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Processes:
pro2602.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" pro2602.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 4 IoCs
Processes:
481afb3c38881e4be2e7f680672482d0f17b664c0364ba44e631689c2969bbf3.exeunio7563.exedescription ioc process 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\\\"" 481afb3c38881e4be2e7f680672482d0f17b664c0364ba44e631689c2969bbf3.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce unio7563.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\\\"" unio7563.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 481afb3c38881e4be2e7f680672482d0f17b664c0364ba44e631689c2969bbf3.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
Processes:
WerFault.exepid pid_target process target process 1084 3496 WerFault.exe qu2890.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
pro2602.exequ2890.exesi669033.exepid process 3508 pro2602.exe 3508 pro2602.exe 3496 qu2890.exe 3496 qu2890.exe 4896 si669033.exe 4896 si669033.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
pro2602.exequ2890.exesi669033.exedescription pid process Token: SeDebugPrivilege 3508 pro2602.exe Token: SeDebugPrivilege 3496 qu2890.exe Token: SeDebugPrivilege 4896 si669033.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
481afb3c38881e4be2e7f680672482d0f17b664c0364ba44e631689c2969bbf3.exeunio7563.exedescription pid process target process PID 1456 wrote to memory of 4156 1456 481afb3c38881e4be2e7f680672482d0f17b664c0364ba44e631689c2969bbf3.exe unio7563.exe PID 1456 wrote to memory of 4156 1456 481afb3c38881e4be2e7f680672482d0f17b664c0364ba44e631689c2969bbf3.exe unio7563.exe PID 1456 wrote to memory of 4156 1456 481afb3c38881e4be2e7f680672482d0f17b664c0364ba44e631689c2969bbf3.exe unio7563.exe PID 4156 wrote to memory of 3508 4156 unio7563.exe pro2602.exe PID 4156 wrote to memory of 3508 4156 unio7563.exe pro2602.exe PID 4156 wrote to memory of 3496 4156 unio7563.exe qu2890.exe PID 4156 wrote to memory of 3496 4156 unio7563.exe qu2890.exe PID 4156 wrote to memory of 3496 4156 unio7563.exe qu2890.exe PID 1456 wrote to memory of 4896 1456 481afb3c38881e4be2e7f680672482d0f17b664c0364ba44e631689c2969bbf3.exe si669033.exe PID 1456 wrote to memory of 4896 1456 481afb3c38881e4be2e7f680672482d0f17b664c0364ba44e631689c2969bbf3.exe si669033.exe PID 1456 wrote to memory of 4896 1456 481afb3c38881e4be2e7f680672482d0f17b664c0364ba44e631689c2969bbf3.exe si669033.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\481afb3c38881e4be2e7f680672482d0f17b664c0364ba44e631689c2969bbf3.exe"C:\Users\Admin\AppData\Local\Temp\481afb3c38881e4be2e7f680672482d0f17b664c0364ba44e631689c2969bbf3.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1456 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio7563.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio7563.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4156 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro2602.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro2602.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3508
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2890.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2890.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3496 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3496 -s 15524⤵
- Program crash
PID:1084
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si669033.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si669033.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4896
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3496 -ip 34961⤵PID:3764
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD57c11dfe7837f2079d50113de0e973682
SHA1fae072addd4d56ab67d08ab82da4aac5d7223960
SHA256442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b
SHA51206085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7
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Filesize
175KB
MD57c11dfe7837f2079d50113de0e973682
SHA1fae072addd4d56ab67d08ab82da4aac5d7223960
SHA256442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b
SHA51206085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7
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Filesize
397KB
MD526a8ef116d6adf54854dc6b7d034f589
SHA1b299aef831018ed5657aeb4c4464137497436ee7
SHA2567ed2a869eba25800f41f1781cc2deab33dec195dd982371b4c7d5b5e3c7b5103
SHA512690e64aabbf7e22068f63dc4562aaf2cd397dd08066f2c554ae85c91b7550faaf7dc3e447ca4bc48914433e51d94fb664dd28864ef0781699b7de2595f69024e
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Filesize
397KB
MD526a8ef116d6adf54854dc6b7d034f589
SHA1b299aef831018ed5657aeb4c4464137497436ee7
SHA2567ed2a869eba25800f41f1781cc2deab33dec195dd982371b4c7d5b5e3c7b5103
SHA512690e64aabbf7e22068f63dc4562aaf2cd397dd08066f2c554ae85c91b7550faaf7dc3e447ca4bc48914433e51d94fb664dd28864ef0781699b7de2595f69024e
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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
356KB
MD5c6d9144861fc5118f1d1399dd7f80cc4
SHA10a9818d690a14c5f957b57916351016410b80817
SHA25675ddc81d0c5abdc1b981faa4016edc07ace6d9fa46cde1b7927a2b2a0995dff9
SHA512d74265103da9f9117d1a6f57f0d82a6dcf4f0beaad604912183c746127f348036b4259ff4741e8f70f7e9543a1cf6b725e31de4191a88a2fd11f7267615caf38
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Filesize
356KB
MD5c6d9144861fc5118f1d1399dd7f80cc4
SHA10a9818d690a14c5f957b57916351016410b80817
SHA25675ddc81d0c5abdc1b981faa4016edc07ace6d9fa46cde1b7927a2b2a0995dff9
SHA512d74265103da9f9117d1a6f57f0d82a6dcf4f0beaad604912183c746127f348036b4259ff4741e8f70f7e9543a1cf6b725e31de4191a88a2fd11f7267615caf38