a775be28a2b6889ca595a46e527008a83b395987bea7a84822dc1836e1dfdc5e

Analysis

max time kernel
142s
max time network
138s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
23-08-2024 13:26

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General

Target

bbeae59fec338f6cab1d9dcdcb060b2f_JaffaCakes118.exe
Size

745KB
MD5

bbeae59fec338f6cab1d9dcdcb060b2f
SHA1

8d95c40c3341338f4bab0f92c0ab4ae8877d0fe9
SHA256

a775be28a2b6889ca595a46e527008a83b395987bea7a84822dc1836e1dfdc5e
SHA512

0c7c13afbe01b51a604781de4b8d4f470808f5785977610842b71e2826091bc62d6f21d823d7fd92065c8fb70e9dacee47ea91fd5ce5c5677b657796bc49adbc
SSDEEP

12288:9WF5fGr2akTQiSi4SXFOY01SM4MRhQ498FsFVZrIuXgQYLatJY7i4DfLj0Uf5x9L:YFd6Ji4SYx4MRn98FcV5QQY790UvnV

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2076	EntSver.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\EntSver.exe	bbeae59fec338f6cab1d9dcdcb060b2f_JaffaCakes118.exe
File opened for modification	C:\Windows\EntSver.exe	bbeae59fec338f6cab1d9dcdcb060b2f_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	bbeae59fec338f6cab1d9dcdcb060b2f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EntSver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	900	bbeae59fec338f6cab1d9dcdcb060b2f_JaffaCakes118.exe
Token: SeDebugPrivilege	2076	EntSver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2076	EntSver.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2076 wrote to memory of 2380	2076	EntSver.exe	31
PID 2076 wrote to memory of 2380	2076	EntSver.exe	31
PID 2076 wrote to memory of 2380	2076	EntSver.exe	31
PID 2076 wrote to memory of 2380	2076	EntSver.exe	31

C:\Users\Admin\AppData\Local\Temp\bbeae59fec338f6cab1d9dcdcb060b2f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\bbeae59fec338f6cab1d9dcdcb060b2f_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:900

C:\Windows\EntSver.exe
C:\Windows\EntSver.exe
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2076
- C:\Program Files\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
  2⤵
  PID:2380

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\EntSver.exe

Filesize
745KB

MD5
bbeae59fec338f6cab1d9dcdcb060b2f

SHA1
8d95c40c3341338f4bab0f92c0ab4ae8877d0fe9

SHA256
a775be28a2b6889ca595a46e527008a83b395987bea7a84822dc1836e1dfdc5e

SHA512
0c7c13afbe01b51a604781de4b8d4f470808f5785977610842b71e2826091bc62d6f21d823d7fd92065c8fb70e9dacee47ea91fd5ce5c5677b657796bc49adbc

Download Submit
memory/900-0-0x0000000000400000-0x00000000004C2200-memory.dmp

Filesize
776KB

Download
memory/900-1-0x00000000003E0000-0x00000000003E1000-memory.dmp

Filesize
4KB

Download
memory/900-7-0x0000000000400000-0x00000000004C2200-memory.dmp

Filesize
776KB

Download
memory/2076-5-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/2076-8-0x0000000000400000-0x00000000004C2200-memory.dmp

Filesize
776KB

Download
memory/2076-10-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download