69ddcdc0da1c234978705f1149d73605d8adb8ba3f343bd5547d9d12eb17485c

General

Target
jaffacakes118_69ddcdc0da1c234978705f1149d73605d8adb8ba3f343bd5547d9d12eb17485c.exe
Size 3.8MB
Sample260925-ye79waysbx
SHA256 69ddcdc0da1c234978705f1149d73605d8adb8ba3f343bd5547d9d12eb17485c
MD5 ab4737b479a6d6371534b2b30b80069f
SHA1 f893d610673f3a87fda27eba79c754ff83369529
SHA512 21f76e94713fdb31d533324ed3cf8ca9a2a85aacc1dbaac37757f7429ef4f068c72d163ce0755853eaa84ce52f4e29283afe2114ecb73ac6e064c376f0472b2f
SSDEEP 49152:+4RlvWE8Uzydb05vdPvnMqJymDeFqXXDwH/2DYZRjw5XlZwSIg61UlMX:bRwE8UzVHxEmDeFqWOG2VaTX
TLSH
T162066C91FEEF00F9D647493048A7523F6F3062099736CBC3C6446FAAE8676E11A73619
MD5 SHA1 SHA512 SSDEEP TLSH

Score

5^/10

Malware Config

Signatures

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\GroupPolicy\gpt.ini	jaffacakes118_69ddcdc0da1c234978705f1149d73605d8adb8ba3f343bd5547d9d12eb17485c.exe
File created	C:\Windows\SysWOW64\GroupPolicy\Machine\Scripts\scripts.ini	jaffacakes118_69ddcdc0da1c234978705f1149d73605d8adb8ba3f343bd5547d9d12eb17485c.exe
File created	C:\Windows\SysWOW64\GroupPolicy\Machine\Scripts\Startup\update.exe	jaffacakes118_69ddcdc0da1c234978705f1149d73605d8adb8ba3f343bd5547d9d12eb17485c.exe
File created	C:\Windows\SysWOW64\update.exe	jaffacakes118_69ddcdc0da1c234978705f1149d73605d8adb8ba3f343bd5547d9d12eb17485c.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\WBEM\msupdate.mof	jaffacakes118_69ddcdc0da1c234978705f1149d73605d8adb8ba3f343bd5547d9d12eb17485c.exe

Executes a command shell one-liner 1 TTPs 2 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
3208	cmd.exe
5476	cmd.exe

Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

discovery

System Network Configuration Discovery

T1016

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	jaffacakes118_69ddcdc0da1c234978705f1149d73605d8adb8ba3f343bd5547d9d12eb17485c.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	jaffacakes118_69ddcdc0da1c234978705f1149d73605d8adb8ba3f343bd5547d9d12eb17485c.exe

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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mofcomp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	whoami.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jaffacakes118_69ddcdc0da1c234978705f1149d73605d8adb8ba3f343bd5547d9d12eb17485c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeSecurityPrivilege	1904	mofcomp.exe
Token: SeDebugPrivilege	2044	whoami.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2296 wrote to memory of 3208	2296	jaffacakes118_69ddcdc0da1c234978705f1149d73605d8adb8ba3f343bd5547d9d12eb17485c.exe	90
PID 3208 wrote to memory of 1904	3208	cmd.exe	91
PID 2296 wrote to memory of 5476	2296	jaffacakes118_69ddcdc0da1c234978705f1149d73605d8adb8ba3f343bd5547d9d12eb17485c.exe	97
PID 5476 wrote to memory of 2044	5476	cmd.exe	98

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_69ddcdc0da1c234978705f1149d73605d8adb8ba3f343bd5547d9d12eb17485c.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_69ddcdc0da1c234978705f1149d73605d8adb8ba3f343bd5547d9d12eb17485c.exe"
1⤵
- Drops file in System32 directory
- Drops file in Windows directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2296
- C:\Windows\SysWOW64\cmd.exe
  cmd /c "mofcomp C:\Windows\WBEM\msupdate.mof"
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3208
- - C:\Windows\SysWOW64\Wbem\mofcomp.exe
    mofcomp C:\Windows\WBEM\msupdate.mof
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:1904
- C:\Windows\SysWOW64\cmd.exe
  cmd /c whoami
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5476
- - C:\Windows\SysWOW64\whoami.exe
    whoami
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2044

C:\Windows\system32\wbem\WmiApSrv.exe
C:\Windows\system32\wbem\WmiApSrv.exe
1⤵
PID:260

C:\Windows\system32\wbem\WmiApSrv.exe
C:\Windows\system32\wbem\WmiApSrv.exe
1⤵
PID:1200

C:\Windows\system32\wbem\WmiApSrv.exe
C:\Windows\system32\wbem\WmiApSrv.exe
1⤵
PID:2320

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Windows Command Shell

1

T1059.003

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

msupdate.mof

Path C:\Windows\WBEM\msupdate.mof
Size 660B
SHA256 459304c4f49ea4b4bc798bb9cc9b1722fa1ffe47ac887e8d2666fddfcdb6030c
MD5 b70ae3f71fade0488b8b0f3779179dcb
SHA1 bf54be0517821042c9137925e411f5522be7f7f9
SHA512 f851d870e0d9d8639ca76e4eac3638f9bd1050186c1708583751eaefcaa6777e5eae8163b5c7fb2eb46944e365bdfc1e0abfbc9ab98858131b126e1488900ad6
TLSH
T108019E50DF23CE55D4A97656573BE9BB096A25738305D4803EEC894C5F0344396F648F
MD5 SHA1 SHA512 TLSH

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