Analysis
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max time kernel
148s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
06-08-2023 03:00
Static task
static1
Behavioral task
behavioral1
Sample
5e27c91a3c4ba99c4a8df5decaf87982393823e4f4bb6eaafd3ca6b0e933e682.exe
Resource
win10v2004-20230703-en
General
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Target
5e27c91a3c4ba99c4a8df5decaf87982393823e4f4bb6eaafd3ca6b0e933e682.exe
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Size
560KB
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MD5
e3fbafa51536b2a913011d1c9d112277
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SHA1
accfdb98e7915ab3ce84cb11a2553afd89071889
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SHA256
5e27c91a3c4ba99c4a8df5decaf87982393823e4f4bb6eaafd3ca6b0e933e682
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SHA512
131ca5187d98761a3277923a8147ca01b2356074593f9fff2ade4242adc97cf0101ff7fa3320431c1ca56ef6a31d4ba83a62b2c5a76d1b740fccc95974f9b626
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SSDEEP
12288:WMrxy90xOKBh44xxlAPNEkSFItXzvmykrTilDsqjUBi:zyEL44PlAPNxYcmyeTqDsx4
Malware Config
Extracted
amadey
3.87
193.233.255.9/nasa/index.php
Extracted
redline
savin
77.91.124.156:19071
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auth_value
a1a05b810428195ab7bb63b132ea0c8d
Signatures
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Detects Healer an antivirus disabler dropper 3 IoCs
resource yara_rule behavioral1/files/0x0007000000023209-152.dat healer behavioral1/files/0x0007000000023209-153.dat healer behavioral1/memory/1864-154-0x0000000000AB0000-0x0000000000ABA000-memory.dmp healer -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection p7229767.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" p7229767.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" p7229767.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" p7229767.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" p7229767.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" p7229767.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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Executes dropped EXE 8 IoCs
pid Process 2840 z5517807.exe 4360 z1290262.exe 1864 p7229767.exe 1992 r9273988.exe 3256 legosa.exe 1644 s3061107.exe 1536 legosa.exe 1660 legosa.exe -
Loads dropped DLL 1 IoCs
pid Process 3640 rundll32.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" p7229767.exe -
Adds Run key to start application 2 TTPs 3 IoCs
description 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\\\"" 5e27c91a3c4ba99c4a8df5decaf87982393823e4f4bb6eaafd3ca6b0e933e682.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\\\"" z5517807.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\"" z1290262.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4728 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1864 p7229767.exe 1864 p7229767.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1864 p7229767.exe -
Suspicious use of WriteProcessMemory 44 IoCs
description pid Process procid_target PID 4676 wrote to memory of 2840 4676 5e27c91a3c4ba99c4a8df5decaf87982393823e4f4bb6eaafd3ca6b0e933e682.exe 82 PID 4676 wrote to memory of 2840 4676 5e27c91a3c4ba99c4a8df5decaf87982393823e4f4bb6eaafd3ca6b0e933e682.exe 82 PID 4676 wrote to memory of 2840 4676 5e27c91a3c4ba99c4a8df5decaf87982393823e4f4bb6eaafd3ca6b0e933e682.exe 82 PID 2840 wrote to memory of 4360 2840 z5517807.exe 83 PID 2840 wrote to memory of 4360 2840 z5517807.exe 83 PID 2840 wrote to memory of 4360 2840 z5517807.exe 83 PID 4360 wrote to memory of 1864 4360 z1290262.exe 84 PID 4360 wrote to memory of 1864 4360 z1290262.exe 84 PID 4360 wrote to memory of 1992 4360 z1290262.exe 93 PID 4360 wrote to memory of 1992 4360 z1290262.exe 93 PID 4360 wrote to memory of 1992 4360 z1290262.exe 93 PID 1992 wrote to memory of 3256 1992 r9273988.exe 94 PID 1992 wrote to memory of 3256 1992 r9273988.exe 94 PID 1992 wrote to memory of 3256 1992 r9273988.exe 94 PID 2840 wrote to memory of 1644 2840 z5517807.exe 95 PID 2840 wrote to memory of 1644 2840 z5517807.exe 95 PID 2840 wrote to memory of 1644 2840 z5517807.exe 95 PID 3256 wrote to memory of 4728 3256 legosa.exe 96 PID 3256 wrote to memory of 4728 3256 legosa.exe 96 PID 3256 wrote to memory of 4728 3256 legosa.exe 96 PID 3256 wrote to memory of 1596 3256 legosa.exe 98 PID 3256 wrote to memory of 1596 3256 legosa.exe 98 PID 3256 wrote to memory of 1596 3256 legosa.exe 98 PID 1596 wrote to memory of 2280 1596 cmd.exe 100 PID 1596 wrote to memory of 2280 1596 cmd.exe 100 PID 1596 wrote to memory of 2280 1596 cmd.exe 100 PID 1596 wrote to memory of 5072 1596 cmd.exe 101 PID 1596 wrote to memory of 5072 1596 cmd.exe 101 PID 1596 wrote to memory of 5072 1596 cmd.exe 101 PID 1596 wrote to memory of 1640 1596 cmd.exe 102 PID 1596 wrote to memory of 1640 1596 cmd.exe 102 PID 1596 wrote to memory of 1640 1596 cmd.exe 102 PID 1596 wrote to memory of 3884 1596 cmd.exe 103 PID 1596 wrote to memory of 3884 1596 cmd.exe 103 PID 1596 wrote to memory of 3884 1596 cmd.exe 103 PID 1596 wrote to memory of 5096 1596 cmd.exe 104 PID 1596 wrote to memory of 5096 1596 cmd.exe 104 PID 1596 wrote to memory of 5096 1596 cmd.exe 104 PID 1596 wrote to memory of 2152 1596 cmd.exe 105 PID 1596 wrote to memory of 2152 1596 cmd.exe 105 PID 1596 wrote to memory of 2152 1596 cmd.exe 105 PID 3256 wrote to memory of 3640 3256 legosa.exe 113 PID 3256 wrote to memory of 3640 3256 legosa.exe 113 PID 3256 wrote to memory of 3640 3256 legosa.exe 113
Processes
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C:\Users\Admin\AppData\Local\Temp\5e27c91a3c4ba99c4a8df5decaf87982393823e4f4bb6eaafd3ca6b0e933e682.exe"C:\Users\Admin\AppData\Local\Temp\5e27c91a3c4ba99c4a8df5decaf87982393823e4f4bb6eaafd3ca6b0e933e682.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4676 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z5517807.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z5517807.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2840 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z1290262.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z1290262.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4360 -
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\p7229767.exeC:\Users\Admin\AppData\Local\Temp\IXP002.TMP\p7229767.exe4⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1864
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C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\r9273988.exeC:\Users\Admin\AppData\Local\Temp\IXP002.TMP\r9273988.exe4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1992 -
C:\Users\Admin\AppData\Local\Temp\ebb444342c\legosa.exe"C:\Users\Admin\AppData\Local\Temp\ebb444342c\legosa.exe"5⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3256 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN legosa.exe /TR "C:\Users\Admin\AppData\Local\Temp\ebb444342c\legosa.exe" /F6⤵
- Creates scheduled task(s)
PID:4728
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k echo Y|CACLS "legosa.exe" /P "Admin:N"&&CACLS "legosa.exe" /P "Admin:R" /E&&echo Y|CACLS "..\ebb444342c" /P "Admin:N"&&CACLS "..\ebb444342c" /P "Admin:R" /E&&Exit6⤵
- Suspicious use of WriteProcessMemory
PID:1596 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"7⤵PID:2280
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C:\Windows\SysWOW64\cacls.exeCACLS "legosa.exe" /P "Admin:N"7⤵PID:5072
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C:\Windows\SysWOW64\cacls.exeCACLS "legosa.exe" /P "Admin:R" /E7⤵PID:1640
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"7⤵PID:3884
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C:\Windows\SysWOW64\cacls.exeCACLS "..\ebb444342c" /P "Admin:N"7⤵PID:5096
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C:\Windows\SysWOW64\cacls.exeCACLS "..\ebb444342c" /P "Admin:R" /E7⤵PID:2152
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\clip64.dll, Main6⤵
- Loads dropped DLL
PID:3640
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\s3061107.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\s3061107.exe3⤵
- Executes dropped EXE
PID:1644
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C:\Users\Admin\AppData\Local\Temp\ebb444342c\legosa.exeC:\Users\Admin\AppData\Local\Temp\ebb444342c\legosa.exe1⤵
- Executes dropped EXE
PID:1536
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C:\Users\Admin\AppData\Local\Temp\ebb444342c\legosa.exeC:\Users\Admin\AppData\Local\Temp\ebb444342c\legosa.exe1⤵
- Executes dropped EXE
PID:1660
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
432KB
MD50e67e0a2b86deb6765f82d285bb77b39
SHA136cf15df3e006371ba3be2524c0a636e2e22c882
SHA256738ea4ab957c7836d02f7f0ca21b3b59d7dcbf0463419793b7fa78e015ffed9b
SHA512ea85f2af7677cfc17af2b1eb4d5eafb14570fc6d1ad4987cc2adb1abbc9d349606de603443341a914869dfdcbec0cb178d3706881510701449ff7d3d71de2153
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Filesize
432KB
MD50e67e0a2b86deb6765f82d285bb77b39
SHA136cf15df3e006371ba3be2524c0a636e2e22c882
SHA256738ea4ab957c7836d02f7f0ca21b3b59d7dcbf0463419793b7fa78e015ffed9b
SHA512ea85f2af7677cfc17af2b1eb4d5eafb14570fc6d1ad4987cc2adb1abbc9d349606de603443341a914869dfdcbec0cb178d3706881510701449ff7d3d71de2153
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Filesize
174KB
MD50181fb2032411058300b83cc10a7ee42
SHA16dd84d1510da8780513739a496bbc8cc7817373a
SHA256fa0797dae36a137936b4a6e97c71995625b110212fcc7cb70e57a5c620b5e315
SHA5120ea46ac987be76ab02c9b414419ae0dd30f457eaebc5343b94c29204e2cec29d4f27ee9bbe7565a0917b552c1f01387d7c90fd45c277e6c6d3517a2cb6e3f571
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Filesize
174KB
MD50181fb2032411058300b83cc10a7ee42
SHA16dd84d1510da8780513739a496bbc8cc7817373a
SHA256fa0797dae36a137936b4a6e97c71995625b110212fcc7cb70e57a5c620b5e315
SHA5120ea46ac987be76ab02c9b414419ae0dd30f457eaebc5343b94c29204e2cec29d4f27ee9bbe7565a0917b552c1f01387d7c90fd45c277e6c6d3517a2cb6e3f571
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Filesize
277KB
MD51bb04d57c1dd43d4c717f1c46418767b
SHA19311dedd8cc1c3896286e72740c7c5d249b85c7e
SHA2560f21ae0eee97a1b4dfab32e2409a8d191525642f14a3c786672908e146a1939a
SHA5124b89a453c948c420b5f0619c82a83fcc4928039d9e13cb0e035ded9321190c36da6cc8da55856ef3811ae957bed6cbaacb0b70c6f8b7c07b2ffec03d5f9ae072
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Filesize
277KB
MD51bb04d57c1dd43d4c717f1c46418767b
SHA19311dedd8cc1c3896286e72740c7c5d249b85c7e
SHA2560f21ae0eee97a1b4dfab32e2409a8d191525642f14a3c786672908e146a1939a
SHA5124b89a453c948c420b5f0619c82a83fcc4928039d9e13cb0e035ded9321190c36da6cc8da55856ef3811ae957bed6cbaacb0b70c6f8b7c07b2ffec03d5f9ae072
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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
313KB
MD52c1528a6992ce0ac3a41d0da5cf846ba
SHA1c315a74e85861b7abd2b9f213982f536a018a63d
SHA256b269720acebdba99f8294306dfe575089c8e915af45556e49f82a9d7f1460742
SHA512f6675f6260e335f7e8001808070e446cefa84460ef3b9d6dd6b9dbee5db6276af510944823a9de3ea23f9c879340772625b10e0fcfd6b6d9ba1c288dc0fa1341
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Filesize
313KB
MD52c1528a6992ce0ac3a41d0da5cf846ba
SHA1c315a74e85861b7abd2b9f213982f536a018a63d
SHA256b269720acebdba99f8294306dfe575089c8e915af45556e49f82a9d7f1460742
SHA512f6675f6260e335f7e8001808070e446cefa84460ef3b9d6dd6b9dbee5db6276af510944823a9de3ea23f9c879340772625b10e0fcfd6b6d9ba1c288dc0fa1341
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Filesize
313KB
MD52c1528a6992ce0ac3a41d0da5cf846ba
SHA1c315a74e85861b7abd2b9f213982f536a018a63d
SHA256b269720acebdba99f8294306dfe575089c8e915af45556e49f82a9d7f1460742
SHA512f6675f6260e335f7e8001808070e446cefa84460ef3b9d6dd6b9dbee5db6276af510944823a9de3ea23f9c879340772625b10e0fcfd6b6d9ba1c288dc0fa1341
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Filesize
313KB
MD52c1528a6992ce0ac3a41d0da5cf846ba
SHA1c315a74e85861b7abd2b9f213982f536a018a63d
SHA256b269720acebdba99f8294306dfe575089c8e915af45556e49f82a9d7f1460742
SHA512f6675f6260e335f7e8001808070e446cefa84460ef3b9d6dd6b9dbee5db6276af510944823a9de3ea23f9c879340772625b10e0fcfd6b6d9ba1c288dc0fa1341
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Filesize
313KB
MD52c1528a6992ce0ac3a41d0da5cf846ba
SHA1c315a74e85861b7abd2b9f213982f536a018a63d
SHA256b269720acebdba99f8294306dfe575089c8e915af45556e49f82a9d7f1460742
SHA512f6675f6260e335f7e8001808070e446cefa84460ef3b9d6dd6b9dbee5db6276af510944823a9de3ea23f9c879340772625b10e0fcfd6b6d9ba1c288dc0fa1341
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Filesize
313KB
MD52c1528a6992ce0ac3a41d0da5cf846ba
SHA1c315a74e85861b7abd2b9f213982f536a018a63d
SHA256b269720acebdba99f8294306dfe575089c8e915af45556e49f82a9d7f1460742
SHA512f6675f6260e335f7e8001808070e446cefa84460ef3b9d6dd6b9dbee5db6276af510944823a9de3ea23f9c879340772625b10e0fcfd6b6d9ba1c288dc0fa1341
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Filesize
313KB
MD52c1528a6992ce0ac3a41d0da5cf846ba
SHA1c315a74e85861b7abd2b9f213982f536a018a63d
SHA256b269720acebdba99f8294306dfe575089c8e915af45556e49f82a9d7f1460742
SHA512f6675f6260e335f7e8001808070e446cefa84460ef3b9d6dd6b9dbee5db6276af510944823a9de3ea23f9c879340772625b10e0fcfd6b6d9ba1c288dc0fa1341
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Filesize
89KB
MD543762ddccb9db44ea9914e448ba3e43e
SHA187e5766061740cf4a570133af6108399a11dbd1b
SHA256459b0a16d82e7150ad3fa2cbc740a2b6a33606894669f5febe5d15c20b4cc0ef
SHA512ea0ef8d32c3776baf2e1bd2456797d64ff8214810af41b3a59ee649ecd67e1fffeebe2f4b21c4e2671909a2d1ab8071d8eac261c4233662a686a575c1145d651
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Filesize
89KB
MD543762ddccb9db44ea9914e448ba3e43e
SHA187e5766061740cf4a570133af6108399a11dbd1b
SHA256459b0a16d82e7150ad3fa2cbc740a2b6a33606894669f5febe5d15c20b4cc0ef
SHA512ea0ef8d32c3776baf2e1bd2456797d64ff8214810af41b3a59ee649ecd67e1fffeebe2f4b21c4e2671909a2d1ab8071d8eac261c4233662a686a575c1145d651
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Filesize
89KB
MD543762ddccb9db44ea9914e448ba3e43e
SHA187e5766061740cf4a570133af6108399a11dbd1b
SHA256459b0a16d82e7150ad3fa2cbc740a2b6a33606894669f5febe5d15c20b4cc0ef
SHA512ea0ef8d32c3776baf2e1bd2456797d64ff8214810af41b3a59ee649ecd67e1fffeebe2f4b21c4e2671909a2d1ab8071d8eac261c4233662a686a575c1145d651
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Filesize
162B
MD51b7c22a214949975556626d7217e9a39
SHA1d01c97e2944166ed23e47e4a62ff471ab8fa031f
SHA256340c8464c2007ce3f80682e15dfafa4180b641d53c14201b929906b7b0284d87
SHA512ba64847cf1d4157d50abe4f4a1e5c1996fe387c5808e2f758c7fb3213bfefe1f3712d343f0c30a16819749840954654a70611d2250fd0f7b032429db7afd2cc5