Analysis
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max time kernel
102s -
max time network
133s -
platform
windows10-2004_x64 -
resource
win10v2004-20230621-en -
resource tags
arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system -
submitted
22-06-2023 13:05
Static task
static1
Behavioral task
behavioral1
Sample
4815d4a8d1a65a79bc0221de08d7d7bb233f96b462438a044d0e44918ea8fe8c.exe
Resource
win10v2004-20230621-en
General
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Target
4815d4a8d1a65a79bc0221de08d7d7bb233f96b462438a044d0e44918ea8fe8c.exe
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Size
677KB
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MD5
4a1b759dbcaecec88dfdbabc0f74b51b
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SHA1
2f461a9896bede38f3fee0723ce510e95f494abb
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SHA256
4815d4a8d1a65a79bc0221de08d7d7bb233f96b462438a044d0e44918ea8fe8c
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SHA512
f1652cceefbf024176a9e766d4c2be212ef9ce5fc27b6d99254c007677a798eea274b791eb20e8e5e168ed627fe5570ad47813a22ed08a1b95951d93298949d5
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SSDEEP
12288:vztKe0jWeeIOkrRzWJSn/PJNJFPb2fMgXo3//MUh+nsoj5v:vkeeeon/f/gXov/ynlv
Malware Config
Extracted
redline
furga
83.97.73.128:19071
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auth_value
1b7af6db7a79a3475798fcf494818be7
Extracted
amadey
3.84
77.91.68.63/doma/net/index.php
Signatures
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Processes:
i2675821.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection i2675821.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" i2675821.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" i2675821.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" i2675821.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" i2675821.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" i2675821.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
g4755047.exerugen.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-508929744-1894537824-211734425-1000\Control Panel\International\Geo\Nation g4755047.exe Key value queried \REGISTRY\USER\S-1-5-21-508929744-1894537824-211734425-1000\Control Panel\International\Geo\Nation rugen.exe -
Executes dropped EXE 7 IoCs
Processes:
x2225729.exef9547109.exeg4755047.exerugen.exei2675821.exerugen.exerugen.exepid process 1452 x2225729.exe 3680 f9547109.exe 1128 g4755047.exe 3572 rugen.exe 1284 i2675821.exe 1552 rugen.exe 1556 rugen.exe -
Loads dropped DLL 1 IoCs
Processes:
rundll32.exepid process 3296 rundll32.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:
i2675821.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" i2675821.exe -
Adds Run key to start application 2 TTPs 4 IoCs
Processes:
4815d4a8d1a65a79bc0221de08d7d7bb233f96b462438a044d0e44918ea8fe8c.exex2225729.exedescription ioc process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 4815d4a8d1a65a79bc0221de08d7d7bb233f96b462438a044d0e44918ea8fe8c.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\\\"" 4815d4a8d1a65a79bc0221de08d7d7bb233f96b462438a044d0e44918ea8fe8c.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce x2225729.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\\\"" x2225729.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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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.
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Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
f9547109.exei2675821.exepid process 3680 f9547109.exe 3680 f9547109.exe 1284 i2675821.exe 1284 i2675821.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
f9547109.exei2675821.exedescription pid process Token: SeDebugPrivilege 3680 f9547109.exe Token: SeDebugPrivilege 1284 i2675821.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
g4755047.exepid process 1128 g4755047.exe -
Suspicious use of WriteProcessMemory 41 IoCs
Processes:
4815d4a8d1a65a79bc0221de08d7d7bb233f96b462438a044d0e44918ea8fe8c.exex2225729.exeg4755047.exerugen.execmd.exedescription pid process target process PID 5100 wrote to memory of 1452 5100 4815d4a8d1a65a79bc0221de08d7d7bb233f96b462438a044d0e44918ea8fe8c.exe x2225729.exe PID 5100 wrote to memory of 1452 5100 4815d4a8d1a65a79bc0221de08d7d7bb233f96b462438a044d0e44918ea8fe8c.exe x2225729.exe PID 5100 wrote to memory of 1452 5100 4815d4a8d1a65a79bc0221de08d7d7bb233f96b462438a044d0e44918ea8fe8c.exe x2225729.exe PID 1452 wrote to memory of 3680 1452 x2225729.exe f9547109.exe PID 1452 wrote to memory of 3680 1452 x2225729.exe f9547109.exe PID 1452 wrote to memory of 3680 1452 x2225729.exe f9547109.exe PID 1452 wrote to memory of 1128 1452 x2225729.exe g4755047.exe PID 1452 wrote to memory of 1128 1452 x2225729.exe g4755047.exe PID 1452 wrote to memory of 1128 1452 x2225729.exe g4755047.exe PID 1128 wrote to memory of 3572 1128 g4755047.exe rugen.exe PID 1128 wrote to memory of 3572 1128 g4755047.exe rugen.exe PID 1128 wrote to memory of 3572 1128 g4755047.exe rugen.exe PID 5100 wrote to memory of 1284 5100 4815d4a8d1a65a79bc0221de08d7d7bb233f96b462438a044d0e44918ea8fe8c.exe i2675821.exe PID 5100 wrote to memory of 1284 5100 4815d4a8d1a65a79bc0221de08d7d7bb233f96b462438a044d0e44918ea8fe8c.exe i2675821.exe PID 3572 wrote to memory of 220 3572 rugen.exe schtasks.exe PID 3572 wrote to memory of 220 3572 rugen.exe schtasks.exe PID 3572 wrote to memory of 220 3572 rugen.exe schtasks.exe PID 3572 wrote to memory of 2480 3572 rugen.exe cmd.exe PID 3572 wrote to memory of 2480 3572 rugen.exe cmd.exe PID 3572 wrote to memory of 2480 3572 rugen.exe cmd.exe PID 2480 wrote to memory of 2088 2480 cmd.exe cmd.exe PID 2480 wrote to memory of 2088 2480 cmd.exe cmd.exe PID 2480 wrote to memory of 2088 2480 cmd.exe cmd.exe PID 2480 wrote to memory of 2192 2480 cmd.exe cacls.exe PID 2480 wrote to memory of 2192 2480 cmd.exe cacls.exe PID 2480 wrote to memory of 2192 2480 cmd.exe cacls.exe PID 2480 wrote to memory of 3576 2480 cmd.exe cacls.exe PID 2480 wrote to memory of 3576 2480 cmd.exe cacls.exe PID 2480 wrote to memory of 3576 2480 cmd.exe cacls.exe PID 2480 wrote to memory of 912 2480 cmd.exe cmd.exe PID 2480 wrote to memory of 912 2480 cmd.exe cmd.exe PID 2480 wrote to memory of 912 2480 cmd.exe cmd.exe PID 2480 wrote to memory of 3652 2480 cmd.exe cacls.exe PID 2480 wrote to memory of 3652 2480 cmd.exe cacls.exe PID 2480 wrote to memory of 3652 2480 cmd.exe cacls.exe PID 2480 wrote to memory of 4196 2480 cmd.exe cacls.exe PID 2480 wrote to memory of 4196 2480 cmd.exe cacls.exe PID 2480 wrote to memory of 4196 2480 cmd.exe cacls.exe PID 3572 wrote to memory of 3296 3572 rugen.exe rundll32.exe PID 3572 wrote to memory of 3296 3572 rugen.exe rundll32.exe PID 3572 wrote to memory of 3296 3572 rugen.exe rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4815d4a8d1a65a79bc0221de08d7d7bb233f96b462438a044d0e44918ea8fe8c.exe"C:\Users\Admin\AppData\Local\Temp\4815d4a8d1a65a79bc0221de08d7d7bb233f96b462438a044d0e44918ea8fe8c.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:5100 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x2225729.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x2225729.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1452 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\f9547109.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\f9547109.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3680
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g4755047.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g4755047.exe3⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1128 -
C:\Users\Admin\AppData\Local\Temp\200f691d32\rugen.exe"C:\Users\Admin\AppData\Local\Temp\200f691d32\rugen.exe"4⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3572 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN rugen.exe /TR "C:\Users\Admin\AppData\Local\Temp\200f691d32\rugen.exe" /F5⤵
- Creates scheduled task(s)
PID:220
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k echo Y|CACLS "rugen.exe" /P "Admin:N"&&CACLS "rugen.exe" /P "Admin:R" /E&&echo Y|CACLS "..\200f691d32" /P "Admin:N"&&CACLS "..\200f691d32" /P "Admin:R" /E&&Exit5⤵
- Suspicious use of WriteProcessMemory
PID:2480 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"6⤵PID:2088
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C:\Windows\SysWOW64\cacls.exeCACLS "rugen.exe" /P "Admin:N"6⤵PID:2192
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C:\Windows\SysWOW64\cacls.exeCACLS "rugen.exe" /P "Admin:R" /E6⤵PID:3576
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"6⤵PID:912
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C:\Windows\SysWOW64\cacls.exeCACLS "..\200f691d32" /P "Admin:N"6⤵PID:3652
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C:\Windows\SysWOW64\cacls.exeCACLS "..\200f691d32" /P "Admin:R" /E6⤵PID:4196
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\006700e5a2ab05\clip64.dll, Main5⤵
- Loads dropped DLL
PID:3296
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i2675821.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i2675821.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1284
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C:\Users\Admin\AppData\Local\Temp\200f691d32\rugen.exeC:\Users\Admin\AppData\Local\Temp\200f691d32\rugen.exe1⤵
- Executes dropped EXE
PID:1552
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C:\Users\Admin\AppData\Local\Temp\200f691d32\rugen.exeC:\Users\Admin\AppData\Local\Temp\200f691d32\rugen.exe1⤵
- Executes dropped EXE
PID:1556
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
205KB
MD5835f1373b125353f2b0615a2f105d3dd
SHA11aae6edfedcfe6d6828b98b114c581d9f15db807
SHA25600f972eb3d4d2fac05c10c0e6e212cf096b4142b5b5075b29c6c100d51432cd4
SHA5128826d5ff3ab691094eabf4cec3444752ed46714705dae25bc48b5c9ee36c7c9b9cf8606460e71df519dd26a91798ab8be3415e7465df82d362d602e96ebb25e5
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Filesize
205KB
MD5835f1373b125353f2b0615a2f105d3dd
SHA11aae6edfedcfe6d6828b98b114c581d9f15db807
SHA25600f972eb3d4d2fac05c10c0e6e212cf096b4142b5b5075b29c6c100d51432cd4
SHA5128826d5ff3ab691094eabf4cec3444752ed46714705dae25bc48b5c9ee36c7c9b9cf8606460e71df519dd26a91798ab8be3415e7465df82d362d602e96ebb25e5
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Filesize
205KB
MD5835f1373b125353f2b0615a2f105d3dd
SHA11aae6edfedcfe6d6828b98b114c581d9f15db807
SHA25600f972eb3d4d2fac05c10c0e6e212cf096b4142b5b5075b29c6c100d51432cd4
SHA5128826d5ff3ab691094eabf4cec3444752ed46714705dae25bc48b5c9ee36c7c9b9cf8606460e71df519dd26a91798ab8be3415e7465df82d362d602e96ebb25e5
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Filesize
205KB
MD5835f1373b125353f2b0615a2f105d3dd
SHA11aae6edfedcfe6d6828b98b114c581d9f15db807
SHA25600f972eb3d4d2fac05c10c0e6e212cf096b4142b5b5075b29c6c100d51432cd4
SHA5128826d5ff3ab691094eabf4cec3444752ed46714705dae25bc48b5c9ee36c7c9b9cf8606460e71df519dd26a91798ab8be3415e7465df82d362d602e96ebb25e5
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Filesize
205KB
MD5835f1373b125353f2b0615a2f105d3dd
SHA11aae6edfedcfe6d6828b98b114c581d9f15db807
SHA25600f972eb3d4d2fac05c10c0e6e212cf096b4142b5b5075b29c6c100d51432cd4
SHA5128826d5ff3ab691094eabf4cec3444752ed46714705dae25bc48b5c9ee36c7c9b9cf8606460e71df519dd26a91798ab8be3415e7465df82d362d602e96ebb25e5
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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
360KB
MD5e33b69684d0008b4aa089fef43918417
SHA1124be45d3adcfa81fd2b84a1ace1eee030c21d39
SHA2568864842bc3c224ce4531bcee7ae755807c46eab5d10c34f8e00d3461b7ccde8a
SHA512a51d706d3554b60a1684be6b31ba8a77dfc8452f24970605ec9534cb83e26080bc25cc1e75dc6fb260eaf8685623539382db1eb446821f832be8332107076a68
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Filesize
360KB
MD5e33b69684d0008b4aa089fef43918417
SHA1124be45d3adcfa81fd2b84a1ace1eee030c21d39
SHA2568864842bc3c224ce4531bcee7ae755807c46eab5d10c34f8e00d3461b7ccde8a
SHA512a51d706d3554b60a1684be6b31ba8a77dfc8452f24970605ec9534cb83e26080bc25cc1e75dc6fb260eaf8685623539382db1eb446821f832be8332107076a68
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Filesize
388KB
MD58e321448c76802106cb7860b8b5a3968
SHA162df15019e4a87b95bb4ad248728959f0e998a41
SHA256b78f69a9b627e7e66838acbbd156808f3fb6ce429279df90feb9a81fc39dc578
SHA51269a1393d33a57a062906e6f0048d2f6ae4e7d1122c119c8673a088116e489703a6167b9a234906b36fa1726057a6948e785dfa64a34a2273246b046605938b7d
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Filesize
388KB
MD58e321448c76802106cb7860b8b5a3968
SHA162df15019e4a87b95bb4ad248728959f0e998a41
SHA256b78f69a9b627e7e66838acbbd156808f3fb6ce429279df90feb9a81fc39dc578
SHA51269a1393d33a57a062906e6f0048d2f6ae4e7d1122c119c8673a088116e489703a6167b9a234906b36fa1726057a6948e785dfa64a34a2273246b046605938b7d
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Filesize
205KB
MD5835f1373b125353f2b0615a2f105d3dd
SHA11aae6edfedcfe6d6828b98b114c581d9f15db807
SHA25600f972eb3d4d2fac05c10c0e6e212cf096b4142b5b5075b29c6c100d51432cd4
SHA5128826d5ff3ab691094eabf4cec3444752ed46714705dae25bc48b5c9ee36c7c9b9cf8606460e71df519dd26a91798ab8be3415e7465df82d362d602e96ebb25e5
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Filesize
205KB
MD5835f1373b125353f2b0615a2f105d3dd
SHA11aae6edfedcfe6d6828b98b114c581d9f15db807
SHA25600f972eb3d4d2fac05c10c0e6e212cf096b4142b5b5075b29c6c100d51432cd4
SHA5128826d5ff3ab691094eabf4cec3444752ed46714705dae25bc48b5c9ee36c7c9b9cf8606460e71df519dd26a91798ab8be3415e7465df82d362d602e96ebb25e5
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Filesize
89KB
MD583fc14fb36516facb19e0e96286f7f48
SHA140082ca06de4c377585cd164fb521bacadb673da
SHA25608dabdd0b0fb13d5d748daf1173f392aa27eb9943eef78bd29e6a8fa61007a6e
SHA512ba60d28195b8ce60fd6f4cd57919a190c910af3e71e2858ed266a958314798ed51323d3c870c572d2fb873aae34387afa0dd8c7624e5f5cf51e586aafb76efcf
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Filesize
89KB
MD583fc14fb36516facb19e0e96286f7f48
SHA140082ca06de4c377585cd164fb521bacadb673da
SHA25608dabdd0b0fb13d5d748daf1173f392aa27eb9943eef78bd29e6a8fa61007a6e
SHA512ba60d28195b8ce60fd6f4cd57919a190c910af3e71e2858ed266a958314798ed51323d3c870c572d2fb873aae34387afa0dd8c7624e5f5cf51e586aafb76efcf
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Filesize
89KB
MD583fc14fb36516facb19e0e96286f7f48
SHA140082ca06de4c377585cd164fb521bacadb673da
SHA25608dabdd0b0fb13d5d748daf1173f392aa27eb9943eef78bd29e6a8fa61007a6e
SHA512ba60d28195b8ce60fd6f4cd57919a190c910af3e71e2858ed266a958314798ed51323d3c870c572d2fb873aae34387afa0dd8c7624e5f5cf51e586aafb76efcf
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Filesize
162B
MD51b7c22a214949975556626d7217e9a39
SHA1d01c97e2944166ed23e47e4a62ff471ab8fa031f
SHA256340c8464c2007ce3f80682e15dfafa4180b641d53c14201b929906b7b0284d87
SHA512ba64847cf1d4157d50abe4f4a1e5c1996fe387c5808e2f758c7fb3213bfefe1f3712d343f0c30a16819749840954654a70611d2250fd0f7b032429db7afd2cc5