7e92f6b7fc73b2cae02badc9be25643d0e4f2b1599d9b27d6af3cbabdfa70beb

Analysis

max time kernel
14s
max time network
19s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
25-08-2024 12:31

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

c0bfd5815314d93f01b02766f3aa6e78_JaffaCakes118.exe
Size

658KB
MD5

c0bfd5815314d93f01b02766f3aa6e78
SHA1

22eb36e422de7d29ca7e573400216395f5a17c5b
SHA256

7e92f6b7fc73b2cae02badc9be25643d0e4f2b1599d9b27d6af3cbabdfa70beb
SHA512

bd93548be44d75ee1ae5391d94619a7051ddcf17e00ccd96b72c5ca88e5988321f96320ad48b8d32bcd1718c140ce24e3854c673258c6a30b55ac21129b9b943
SSDEEP

12288:aalFG/FRwYkK19iOCr+TMoO30mYn0YaAsGpQ33M5DKTrH5fzQ2O:VFGQK19iOCr+TMoO30mYn0YaAsl33M5J

Score

8^/10

defense_evasion discovery persistence

Malware Config

Signatures

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\.Net CLR\Parameters\ServiceDll = "C:\\Windows\\system32\\f77dd45.dll"	c0bfd5815314d93f01b02766f3aa6e78_JaffaCakes118.exe

Deletes itself 1 IoCs

pid	Process
2212	cmd.exe

Loads dropped DLL 2 IoCs

pid	Process
2276	c0bfd5815314d93f01b02766f3aa6e78_JaffaCakes118.exe
2568	svchost.exe

Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\f77dd45.dll	c0bfd5815314d93f01b02766f3aa6e78_JaffaCakes118.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c0bfd5815314d93f01b02766f3aa6e78_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2276	c0bfd5815314d93f01b02766f3aa6e78_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2276 wrote to memory of 2212	2276	c0bfd5815314d93f01b02766f3aa6e78_JaffaCakes118.exe	31
PID 2276 wrote to memory of 2212	2276	c0bfd5815314d93f01b02766f3aa6e78_JaffaCakes118.exe	31
PID 2276 wrote to memory of 2212	2276	c0bfd5815314d93f01b02766f3aa6e78_JaffaCakes118.exe	31
PID 2276 wrote to memory of 2212	2276	c0bfd5815314d93f01b02766f3aa6e78_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\c0bfd5815314d93f01b02766f3aa6e78_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c0bfd5815314d93f01b02766f3aa6e78_JaffaCakes118.exe"
1⤵
- Server Software Component: Terminal Services DLL
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2276
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del "C:\Users\Admin\AppData\Local\Temp\C0BFD5~1.EXE" > nul
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2212

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k ".Net CLR"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2568

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Server Software Component

T1505

Terminal Services DLL

T1505.005

Privilege Escalation

Defense Evasion

Indicator Removal

T1070

File Deletion

T1070.004

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

\Windows\SysWOW64\f77dd45.dll

Filesize
610KB

MD5
0c7cfa4e36282038dda77ebe9271dd2a

SHA1
8f8b0b30c8e74bd2f3e9d1c557af71fb5d270ae6

SHA256
a76d80d2f85f17ad9549f6a403a267f0d7f57682a13188b8ee3bc40d5b405540

SHA512
bc9d49bebb17d9778c9cc507666d1dccc6c10ad8cafbfb88ce3ce32c689717d16d3cab5c115d8f46133869c7e4d6870274fbfcd385bad93f2884ca6b8ed834c9

Download Submit