963a84dcdddcdd37455c9eb1c1bf28a19543af6b06e5ad38cc01fdf95112a82b

Analysis

max time kernel
117s
max time network
122s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
25/07/2024, 18:30

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General

Target

70becffdf2b12b7ec3d53c0fcca1630e_JaffaCakes118.exe
Size

36KB
MD5

70becffdf2b12b7ec3d53c0fcca1630e
SHA1

53500e57ac7861db5b568eab373a1ed70eeeaf87
SHA256

963a84dcdddcdd37455c9eb1c1bf28a19543af6b06e5ad38cc01fdf95112a82b
SHA512

4397b77ff68a94e05a64d96125992d08f9a508e65801e924794f3d531cb929e072e6742e6df3349e0de62d274ee5de5cb0a510a4687c3af50ada1d0888eaa2e4
SSDEEP

768:57M53+uR7IalxCNYX5LDLexCGGUewvApVBukfIGt96pxHc:57a3TuamNY9DLGFYXBF96pS

Score

8^/10

discovery persistence

Malware Config

Signatures

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	70becffdf2b12b7ec3d53c0fcca1630e_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\system = "C:\\Windows\\csrss.exe"	70becffdf2b12b7ec3d53c0fcca1630e_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
1728	csrss.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\csrss.exe	70becffdf2b12b7ec3d53c0fcca1630e_JaffaCakes118.exe
File opened for modification	C:\Windows\41646D696BFD4706_ie-hook.txt	csrss.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 1 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	70becffdf2b12b7ec3d53c0fcca1630e_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1040	70becffdf2b12b7ec3d53c0fcca1630e_JaffaCakes118.exe
Token: SeDebugPrivilege	1728	csrss.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1040 wrote to memory of 1728	1040	70becffdf2b12b7ec3d53c0fcca1630e_JaffaCakes118.exe	30
PID 1040 wrote to memory of 1728	1040	70becffdf2b12b7ec3d53c0fcca1630e_JaffaCakes118.exe	30
PID 1040 wrote to memory of 1728	1040	70becffdf2b12b7ec3d53c0fcca1630e_JaffaCakes118.exe	30
PID 1040 wrote to memory of 1728	1040	70becffdf2b12b7ec3d53c0fcca1630e_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\70becffdf2b12b7ec3d53c0fcca1630e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\70becffdf2b12b7ec3d53c0fcca1630e_JaffaCakes118.exe"
1⤵
- Adds policy Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1040
- C:\Windows\csrss.exe
  "C:\Windows\csrss.exe"
  2⤵
  - Executes dropped EXE
  - Drops file in Windows directory
  - Suspicious use of AdjustPrivilegeToken
  PID:1728

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

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\csrss.exe

Filesize
36KB

MD5
70becffdf2b12b7ec3d53c0fcca1630e

SHA1
53500e57ac7861db5b568eab373a1ed70eeeaf87

SHA256
963a84dcdddcdd37455c9eb1c1bf28a19543af6b06e5ad38cc01fdf95112a82b

SHA512
4397b77ff68a94e05a64d96125992d08f9a508e65801e924794f3d531cb929e072e6742e6df3349e0de62d274ee5de5cb0a510a4687c3af50ada1d0888eaa2e4

Download Submit
memory/1040-0-0x0000000013140000-0x0000000013183000-memory.dmp

Filesize
268KB

Download
memory/1040-12-0x0000000013140000-0x0000000013183000-memory.dmp

Filesize
268KB

Download
memory/1040-10-0x0000000002B90000-0x0000000002BD3000-memory.dmp

Filesize
268KB

Download
memory/1040-9-0x0000000002B90000-0x0000000002BD3000-memory.dmp

Filesize
268KB

Download
memory/1728-14-0x0000000013140000-0x0000000013183000-memory.dmp

Filesize
268KB

Download
memory/1728-22-0x0000000013140000-0x0000000013183000-memory.dmp

Filesize
268KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads