Analysis
-
max time kernel
136s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
11-11-2024 01:18
Static task
static1
Behavioral task
behavioral1
Sample
6c757d9e579c3589c6dc6b431f9fad7ce4d9d28b2390ff2abbba8378add49109.exe
Resource
win10v2004-20241007-en
General
-
Target
6c757d9e579c3589c6dc6b431f9fad7ce4d9d28b2390ff2abbba8378add49109.exe
-
Size
891KB
-
MD5
45d553ffc9bb40bf78c7ee88425e8ff7
-
SHA1
2c0f6e7cfd94e786123e819b961df77c6b275283
-
SHA256
6c757d9e579c3589c6dc6b431f9fad7ce4d9d28b2390ff2abbba8378add49109
-
SHA512
7550a0665f5b5df1a28d703d1e3a935e2a462960519c1a32197f44a762c8bd7dc56c486061fd285a39049bcf61839b11e78e4a68f1cff2af91214a212b31b236
-
SSDEEP
24576:NyMalrSX8B23PJHaPFLiLsCQ6jtdY8IWSeg19:o4W23PJ6PFLUJPd3I7
Malware Config
Extracted
redline
gena
185.161.248.73:4164
-
auth_value
d05bf43eef533e262271449829751d07
Extracted
redline
dork
185.161.248.73:4164
-
auth_value
e81be7d6cfb453cc812e1b4890eeadad
Signatures
-
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
-
RedLine payload 5 IoCs
resource yara_rule behavioral1/memory/4020-2169-0x00000000059C0000-0x00000000059F2000-memory.dmp family_redline behavioral1/files/0x0002000000022b13-2174.dat family_redline behavioral1/memory/5952-2182-0x0000000000250000-0x000000000027E000-memory.dmp family_redline behavioral1/files/0x0008000000023bd8-2194.dat family_redline behavioral1/memory/1368-2196-0x0000000000BC0000-0x0000000000BF0000-memory.dmp family_redline -
Redline family
-
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation p15089142.exe -
Executes dropped EXE 4 IoCs
pid Process 4392 y34299943.exe 4020 p15089142.exe 5952 1.exe 1368 r99670669.exe -
Adds Run key to start application 2 TTPs 2 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\\\"" 6c757d9e579c3589c6dc6b431f9fad7ce4d9d28b2390ff2abbba8378add49109.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\\\"" y34299943.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Program crash 1 IoCs
pid pid_target Process procid_target 1884 4020 WerFault.exe 86 -
System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6c757d9e579c3589c6dc6b431f9fad7ce4d9d28b2390ff2abbba8378add49109.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language y34299943.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language p15089142.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language r99670669.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4020 p15089142.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 4356 wrote to memory of 4392 4356 6c757d9e579c3589c6dc6b431f9fad7ce4d9d28b2390ff2abbba8378add49109.exe 85 PID 4356 wrote to memory of 4392 4356 6c757d9e579c3589c6dc6b431f9fad7ce4d9d28b2390ff2abbba8378add49109.exe 85 PID 4356 wrote to memory of 4392 4356 6c757d9e579c3589c6dc6b431f9fad7ce4d9d28b2390ff2abbba8378add49109.exe 85 PID 4392 wrote to memory of 4020 4392 y34299943.exe 86 PID 4392 wrote to memory of 4020 4392 y34299943.exe 86 PID 4392 wrote to memory of 4020 4392 y34299943.exe 86 PID 4020 wrote to memory of 5952 4020 p15089142.exe 94 PID 4020 wrote to memory of 5952 4020 p15089142.exe 94 PID 4020 wrote to memory of 5952 4020 p15089142.exe 94 PID 4392 wrote to memory of 1368 4392 y34299943.exe 101 PID 4392 wrote to memory of 1368 4392 y34299943.exe 101 PID 4392 wrote to memory of 1368 4392 y34299943.exe 101
Processes
-
C:\Users\Admin\AppData\Local\Temp\6c757d9e579c3589c6dc6b431f9fad7ce4d9d28b2390ff2abbba8378add49109.exe"C:\Users\Admin\AppData\Local\Temp\6c757d9e579c3589c6dc6b431f9fad7ce4d9d28b2390ff2abbba8378add49109.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4356 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y34299943.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y34299943.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4392 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p15089142.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p15089142.exe3⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4020 -
C:\Windows\Temp\1.exe"C:\Windows\Temp\1.exe"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:5952
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4020 -s 12084⤵
- Program crash
PID:1884
-
-
-
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r99670669.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r99670669.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1368
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4020 -ip 40201⤵PID:6112
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
590KB
MD5c243135a3ab4672331d94660a6fb645f
SHA11c9912439e8e57233c01e28c3424496cc34dee1d
SHA256b7c42f3f9afd25f5d86f00111a9fd77f4e0ecabd4cb88063df1d3207fcd19d42
SHA5122f2fd19716302acfb593c0d9655158957055b1cae9ea0a90c66c8f0ddfe896c4dac3d47a6a3234d05e6a6497ba0e79b7a52dfc40acac8e76ad6a8fb08f8faf0b
-
Filesize
530KB
MD53b750fef5afd7c74681b095fbc2fccfe
SHA191954e942cdb8c6ea11f7a96cecf9c91c87e523d
SHA25614a50cbfa094cf3e687954e34ebfc77abaabc5bbd55c937b6014b9b3227326e2
SHA51238f41aaa0a87877c906328c4664f3f866d2920861bfb266d4bccca0762cf3a173a020f70dc98a934286f4c9e588e1d753b4cca54520476f3baf80cb441c5988f
-
Filesize
168KB
MD5c0c31d6038248c5faeefcde1dac231ce
SHA1a3c1856564800868764c96826660b3402d40546c
SHA25618c01502c1da8dc36e0ce646de4f846d0e68ba9d26238a190dd4d6dff0133180
SHA512d7168eae66daac121fe96f6dc7518fbb225978a4dfaf2bf99a7e1e25f4371ba8b7babf7c8cda8ffcbefa7c90fc079610c35eedc0991e6c4e1e820e97a168e26e
-
Filesize
168KB
MD5f16fb63d4e551d3808e8f01f2671b57e
SHA1781153ad6235a1152da112de1fb39a6f2d063575
SHA2568a34627d2a802a7222661926a21bfe7e05835d8dca23459a50c62ccac4619581
SHA512fad96ade34ff0637238ebf22941dcf21d9ddbe41e10b04d32a904c6018e0c9914345fc86e0ef8c27b95e3813eb60af233b2e47a585c150b9d1c14d48906f78cf