1da4665d85bb2eeb1d3d56195d2b9f2e63ef4443fa4b67c4868d9d6cda2c2bbf

Analysis

max time kernel
14s
max time network
19s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19/09/2024, 06:43

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

eac812752903ab553fa197d933f1c34a_JaffaCakes118.exe
Size

12KB
MD5

eac812752903ab553fa197d933f1c34a
SHA1

b15804bf57560eb4c62dde450288d50728377b3e
SHA256

1da4665d85bb2eeb1d3d56195d2b9f2e63ef4443fa4b67c4868d9d6cda2c2bbf
SHA512

1a8cbb86b673d598086120e5774cca11fcc80c9cec6bb5326463d96f794f661b2ec047171698042c8ba3dd2b3c517b5eae16c71edb648cf490efc39d59705fec
SSDEEP

192:GALab9as5gkoV4RO86ZkXTPJfvx2DYlPkrDNA00dyfmfQJi7fJR/:GyacWIsO8vXZx2klPoNfffmfQ07fJR

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2388	cmdbcs.exe

Executes dropped EXE 1 IoCs

pid	Process
2388	cmdbcs.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RUN\cmdbcs = "C:\\Windows\\cmdbcs.exe"	cmdbcs.exe

Drops file in System32 directory 1 IoCs

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

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\cmdbcs.exe	eac812752903ab553fa197d933f1c34a_JaffaCakes118.exe
File created	C:\Windows\cmdbcs.exe	eac812752903ab553fa197d933f1c34a_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	cmdbcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eac812752903ab553fa197d933f1c34a_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2388	cmdbcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2260	eac812752903ab553fa197d933f1c34a_JaffaCakes118.exe
Token: SeDebugPrivilege	2388	cmdbcs.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2260 wrote to memory of 2388	2260	eac812752903ab553fa197d933f1c34a_JaffaCakes118.exe	29
PID 2260 wrote to memory of 2388	2260	eac812752903ab553fa197d933f1c34a_JaffaCakes118.exe	29
PID 2260 wrote to memory of 2388	2260	eac812752903ab553fa197d933f1c34a_JaffaCakes118.exe	29
PID 2260 wrote to memory of 2388	2260	eac812752903ab553fa197d933f1c34a_JaffaCakes118.exe	29
PID 2388 wrote to memory of 1200	2388	cmdbcs.exe	20
PID 2388 wrote to memory of 1200	2388	cmdbcs.exe	20

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1200
- C:\Users\Admin\AppData\Local\Temp\eac812752903ab553fa197d933f1c34a_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\eac812752903ab553fa197d933f1c34a_JaffaCakes118.exe"
  2⤵
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2260
- - C:\Windows\cmdbcs.exe
    C:\Windows\cmdbcs.exe @C:\Users\Admin\AppData\Local\Temp\eac812752903ab553fa197d933f1c34a_JaffaCakes118.exe@2260
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - Adds Run key to start application
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2388

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\cmdbcs.exe

Filesize
12KB

MD5
eac812752903ab553fa197d933f1c34a

SHA1
b15804bf57560eb4c62dde450288d50728377b3e

SHA256
1da4665d85bb2eeb1d3d56195d2b9f2e63ef4443fa4b67c4868d9d6cda2c2bbf

SHA512
1a8cbb86b673d598086120e5774cca11fcc80c9cec6bb5326463d96f794f661b2ec047171698042c8ba3dd2b3c517b5eae16c71edb648cf490efc39d59705fec

Download Submit
memory/1200-10-0x0000000002980000-0x0000000002981000-memory.dmp

Filesize
4KB

Download
memory/2260-0-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2260-7-0x00000000008B0000-0x00000000008C2000-memory.dmp

Filesize
72KB

Download
memory/2260-8-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2388-11-0x0000000000401000-0x0000000000402000-memory.dmp

Filesize
4KB

Download