Analysis
-
max time kernel
91s -
max time network
94s -
platform
windows11-21h2_x64 -
resource
win11-20240802-en -
resource tags
arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system -
submitted
05-09-2024 08:46
Static task
static1
Behavioral task
behavioral1
Sample
d9ecc985dc6851bfa63b25841d0879abf248d50bd1e95efb45e6d1707813e3cf.exe
Resource
win10v2004-20240802-en
General
-
Target
d9ecc985dc6851bfa63b25841d0879abf248d50bd1e95efb45e6d1707813e3cf.exe
-
Size
400KB
-
MD5
13d02c69763dece02f453669edafdead
-
SHA1
479ac56d7939632af05c01cd505662ef8bfef347
-
SHA256
d9ecc985dc6851bfa63b25841d0879abf248d50bd1e95efb45e6d1707813e3cf
-
SHA512
a978cf62687e918054a2008b74de5e5b21bfcaf97e3bfa643e0f9537b623ea6d63ec5b19e424d5aaae9af4db3ece1e5f5fc3019b0f4de450bb0611d779ce538b
-
SSDEEP
6144:ENqEEnHWfm10wV83SIjDHNnS0APzeessesXCgjqmA:EbEnHWfm10wG3SII0APzZNs
Malware Config
Extracted
gcleaner
80.66.75.114
45.91.200.135
Signatures
-
Downloads MZ/PE file
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Program crash 10 IoCs
pid pid_target Process procid_target 2964 772 WerFault.exe 80 2332 772 WerFault.exe 80 2316 772 WerFault.exe 80 4256 772 WerFault.exe 80 1624 772 WerFault.exe 80 1688 772 WerFault.exe 80 600 772 WerFault.exe 80 3484 772 WerFault.exe 80 2200 772 WerFault.exe 80 4196 772 WerFault.exe 80 -
System Location Discovery: System Language Discovery 1 TTPs 3 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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language taskkill.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d9ecc985dc6851bfa63b25841d0879abf248d50bd1e95efb45e6d1707813e3cf.exe -
Kills process with taskkill 1 IoCs
pid Process 32 taskkill.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 32 taskkill.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 772 wrote to memory of 4484 772 d9ecc985dc6851bfa63b25841d0879abf248d50bd1e95efb45e6d1707813e3cf.exe 100 PID 772 wrote to memory of 4484 772 d9ecc985dc6851bfa63b25841d0879abf248d50bd1e95efb45e6d1707813e3cf.exe 100 PID 772 wrote to memory of 4484 772 d9ecc985dc6851bfa63b25841d0879abf248d50bd1e95efb45e6d1707813e3cf.exe 100 PID 4484 wrote to memory of 32 4484 cmd.exe 103 PID 4484 wrote to memory of 32 4484 cmd.exe 103 PID 4484 wrote to memory of 32 4484 cmd.exe 103
Processes
-
C:\Users\Admin\AppData\Local\Temp\d9ecc985dc6851bfa63b25841d0879abf248d50bd1e95efb45e6d1707813e3cf.exe"C:\Users\Admin\AppData\Local\Temp\d9ecc985dc6851bfa63b25841d0879abf248d50bd1e95efb45e6d1707813e3cf.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:772 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 772 -s 4762⤵
- Program crash
PID:2964
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 772 -s 7962⤵
- Program crash
PID:2332
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 772 -s 8162⤵
- Program crash
PID:2316
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 772 -s 8562⤵
- Program crash
PID:4256
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 772 -s 8482⤵
- Program crash
PID:1624
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 772 -s 9762⤵
- Program crash
PID:1688
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 772 -s 10882⤵
- Program crash
PID:600
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 772 -s 13442⤵
- Program crash
PID:3484
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 772 -s 16842⤵
- Program crash
PID:2200
-
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /im "d9ecc985dc6851bfa63b25841d0879abf248d50bd1e95efb45e6d1707813e3cf.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\d9ecc985dc6851bfa63b25841d0879abf248d50bd1e95efb45e6d1707813e3cf.exe" & exit2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4484 -
C:\Windows\SysWOW64\taskkill.exetaskkill /im "d9ecc985dc6851bfa63b25841d0879abf248d50bd1e95efb45e6d1707813e3cf.exe" /f3⤵
- System Location Discovery: System Language Discovery
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:32
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 772 -s 15962⤵
- Program crash
PID:4196
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 772 -ip 7721⤵PID:1636
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 772 -ip 7721⤵PID:2464
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 772 -ip 7721⤵PID:3168
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 772 -ip 7721⤵PID:4792
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 772 -ip 7721⤵PID:4896
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 772 -ip 7721⤵PID:4304
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 772 -ip 7721⤵PID:4880
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 772 -ip 7721⤵PID:2264
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 772 -ip 7721⤵PID:964
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 772 -ip 7721⤵PID:3348
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
1B
MD5cfcd208495d565ef66e7dff9f98764da
SHA1b6589fc6ab0dc82cf12099d1c2d40ab994e8410c
SHA2565feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9
SHA51231bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99