Analysis
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max time kernel
129s -
max time network
146s -
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 08:16
Static task
static1
Behavioral task
behavioral1
Sample
a34b5253ad8a6ad67bac7ce6b5e30dfb014f51936ee8997793afc7e547cfc4c9.exe
Resource
win10v2004-20230220-en
General
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Target
a34b5253ad8a6ad67bac7ce6b5e30dfb014f51936ee8997793afc7e547cfc4c9.exe
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Size
538KB
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MD5
c87cc918579dc9eba8f2b35b969ee3e8
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SHA1
2d3628d3d2e65511f05c9be9bbed319905ae0bfa
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SHA256
a34b5253ad8a6ad67bac7ce6b5e30dfb014f51936ee8997793afc7e547cfc4c9
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SHA512
320b510b119fcd15f1bbcc92a0b4bfb152c61302121a2d18e2a888d42179c3e05405eb934ac9b6520740250d84fe2171cb50fc88970f66d2d4250435d1792737
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SSDEEP
12288:jMray90xB65QX1OfdRNKfj0vBwe7Y8xOI4+YVSrdj4uIRRk0Tk:5ysoQX8Bz7YcnAm4Rk0o
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:
pro3173.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro3173.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection pro3173.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro3173.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro3173.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro3173.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro3173.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 33 IoCs
Processes:
resource yara_rule behavioral1/memory/264-157-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/264-160-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/264-162-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/264-164-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/264-158-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/264-166-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/264-168-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/264-170-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/264-172-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/264-174-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/264-176-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/264-178-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/264-180-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/264-182-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/264-184-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/264-186-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/264-188-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/264-190-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/264-192-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/264-194-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/264-196-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/264-198-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/264-200-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/264-202-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/264-204-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/264-206-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/264-208-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/264-210-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/264-212-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/264-214-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/264-216-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/264-218-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline behavioral1/memory/264-220-0x0000000004BE0000-0x0000000004C1E000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
Processes:
unio8624.exepro3173.exequ1574.exesi930744.exepid process 1312 unio8624.exe 4492 pro3173.exe 264 qu1574.exe 1264 si930744.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:
pro3173.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" pro3173.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:
a34b5253ad8a6ad67bac7ce6b5e30dfb014f51936ee8997793afc7e547cfc4c9.exeunio8624.exedescription ioc process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce a34b5253ad8a6ad67bac7ce6b5e30dfb014f51936ee8997793afc7e547cfc4c9.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\\\"" a34b5253ad8a6ad67bac7ce6b5e30dfb014f51936ee8997793afc7e547cfc4c9.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce unio8624.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\\\"" unio8624.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 4748 264 WerFault.exe qu1574.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
pro3173.exequ1574.exesi930744.exepid process 4492 pro3173.exe 4492 pro3173.exe 264 qu1574.exe 264 qu1574.exe 1264 si930744.exe 1264 si930744.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
pro3173.exequ1574.exesi930744.exedescription pid process Token: SeDebugPrivilege 4492 pro3173.exe Token: SeDebugPrivilege 264 qu1574.exe Token: SeDebugPrivilege 1264 si930744.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
a34b5253ad8a6ad67bac7ce6b5e30dfb014f51936ee8997793afc7e547cfc4c9.exeunio8624.exedescription pid process target process PID 1772 wrote to memory of 1312 1772 a34b5253ad8a6ad67bac7ce6b5e30dfb014f51936ee8997793afc7e547cfc4c9.exe unio8624.exe PID 1772 wrote to memory of 1312 1772 a34b5253ad8a6ad67bac7ce6b5e30dfb014f51936ee8997793afc7e547cfc4c9.exe unio8624.exe PID 1772 wrote to memory of 1312 1772 a34b5253ad8a6ad67bac7ce6b5e30dfb014f51936ee8997793afc7e547cfc4c9.exe unio8624.exe PID 1312 wrote to memory of 4492 1312 unio8624.exe pro3173.exe PID 1312 wrote to memory of 4492 1312 unio8624.exe pro3173.exe PID 1312 wrote to memory of 264 1312 unio8624.exe qu1574.exe PID 1312 wrote to memory of 264 1312 unio8624.exe qu1574.exe PID 1312 wrote to memory of 264 1312 unio8624.exe qu1574.exe PID 1772 wrote to memory of 1264 1772 a34b5253ad8a6ad67bac7ce6b5e30dfb014f51936ee8997793afc7e547cfc4c9.exe si930744.exe PID 1772 wrote to memory of 1264 1772 a34b5253ad8a6ad67bac7ce6b5e30dfb014f51936ee8997793afc7e547cfc4c9.exe si930744.exe PID 1772 wrote to memory of 1264 1772 a34b5253ad8a6ad67bac7ce6b5e30dfb014f51936ee8997793afc7e547cfc4c9.exe si930744.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a34b5253ad8a6ad67bac7ce6b5e30dfb014f51936ee8997793afc7e547cfc4c9.exe"C:\Users\Admin\AppData\Local\Temp\a34b5253ad8a6ad67bac7ce6b5e30dfb014f51936ee8997793afc7e547cfc4c9.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1772 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio8624.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio8624.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1312 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro3173.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro3173.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4492
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1574.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1574.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:264 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 264 -s 19324⤵
- Program crash
PID:4748
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si930744.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si930744.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1264
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 264 -ip 2641⤵PID:4356
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
396KB
MD5cb7ca9191cd3311c6e22d76f00ec6e2d
SHA15a66f7d82fd01e1c127d9e939237622318d74d76
SHA25668404d874a7a02e30c2159fd11ceabae3bf7738dc07ffe2d61f490eb38a3aea0
SHA51264068b7ecf912bd350f3a636cd2dded75f7c042565ab3e340577327c4260fb8a7dcf67250e0af16759754d2c79e169675cd470375716898ddaa493c2aa2cbb87
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Filesize
396KB
MD5cb7ca9191cd3311c6e22d76f00ec6e2d
SHA15a66f7d82fd01e1c127d9e939237622318d74d76
SHA25668404d874a7a02e30c2159fd11ceabae3bf7738dc07ffe2d61f490eb38a3aea0
SHA51264068b7ecf912bd350f3a636cd2dded75f7c042565ab3e340577327c4260fb8a7dcf67250e0af16759754d2c79e169675cd470375716898ddaa493c2aa2cbb87
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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
355KB
MD5e33c5fee5ca3e65d6ad165b665cca8c3
SHA18b193e676b144399b354ac79c24a8e4db2d0f7da
SHA256cb75478a33425d4fae19681ef8c285e5b178dcbf079f0f7d3501cef31132b74f
SHA51201d2aebb5bc2fba5746ee6b6438f94f9ed3b18e93a0955eecc330dda073a7150d274a772af588025abfe98b5eb1f5ab63a59615bb171e4851bb43b190b04169b
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Filesize
355KB
MD5e33c5fee5ca3e65d6ad165b665cca8c3
SHA18b193e676b144399b354ac79c24a8e4db2d0f7da
SHA256cb75478a33425d4fae19681ef8c285e5b178dcbf079f0f7d3501cef31132b74f
SHA51201d2aebb5bc2fba5746ee6b6438f94f9ed3b18e93a0955eecc330dda073a7150d274a772af588025abfe98b5eb1f5ab63a59615bb171e4851bb43b190b04169b