919b5fd2a8bda40202bbdd2d44202bd52ee0e104a85cf50dbf315ac64ea1558a

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
22/08/2024, 06:17

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General

Target

b6a225b4d7e337a4a23be5cb588b0611_JaffaCakes118.exe
Size

126KB
MD5

b6a225b4d7e337a4a23be5cb588b0611
SHA1

36fa48acca39a6aaf51259e9365a68dc89407295
SHA256

919b5fd2a8bda40202bbdd2d44202bd52ee0e104a85cf50dbf315ac64ea1558a
SHA512

e7b8be081d13f79826b155f6b14b6e64df87f4af617d771d0eaf8935b18ebe17a528bc7a5b98dc651ef8eb29b03424c64524dbee2bcd5a2d8e58d8cdddde25d4
SSDEEP

3072:bgXdZt9P6D3XJNHXE0Kbh5FXUcE6rF6tcBp/:be343HXEV06rF8Eh

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3052	Au_.exe

Loads dropped DLL 5 IoCs

pid	Process
2708	b6a225b4d7e337a4a23be5cb588b0611_JaffaCakes118.exe
3052	Au_.exe
3052	Au_.exe
3052	Au_.exe
3052	Au_.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 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	Au_.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b6a225b4d7e337a4a23be5cb588b0611_JaffaCakes118.exe

NSIS installer 2 IoCs

installer

resource	yara_rule
behavioral1/files/0x0008000000016d46-2.dat	nsis_installer_1
behavioral1/files/0x0008000000016d46-2.dat	nsis_installer_2

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3052	Au_.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2708 wrote to memory of 3052	2708	b6a225b4d7e337a4a23be5cb588b0611_JaffaCakes118.exe	30
PID 2708 wrote to memory of 3052	2708	b6a225b4d7e337a4a23be5cb588b0611_JaffaCakes118.exe	30
PID 2708 wrote to memory of 3052	2708	b6a225b4d7e337a4a23be5cb588b0611_JaffaCakes118.exe	30
PID 2708 wrote to memory of 3052	2708	b6a225b4d7e337a4a23be5cb588b0611_JaffaCakes118.exe	30
PID 2708 wrote to memory of 3052	2708	b6a225b4d7e337a4a23be5cb588b0611_JaffaCakes118.exe	30
PID 2708 wrote to memory of 3052	2708	b6a225b4d7e337a4a23be5cb588b0611_JaffaCakes118.exe	30
PID 2708 wrote to memory of 3052	2708	b6a225b4d7e337a4a23be5cb588b0611_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\b6a225b4d7e337a4a23be5cb588b0611_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b6a225b4d7e337a4a23be5cb588b0611_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2708
- C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
  "C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe" _?=C:\Users\Admin\AppData\Local\Temp\
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: GetForegroundWindowSpam
  PID:3052

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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:\Users\Admin\AppData\Local\Temp\nsj457A.tmp\ioSpecial.ini

Filesize
580B

MD5
5753780400d14e02138f582a5fa1af2a

SHA1
574e2395151e16eb8da6635f44f1bd2609c2df1d

SHA256
4cee760638e2a117e57c5e2e757866a4808be1d7a8a833fbbf7bae36d93ccaaf

SHA512
3cc562f075c0efb599c6871150875d66c187e1c48230b737bc4bb7b4a94a632fca8e5b14619f7c264b89d094c17c213d8fbed44c0bac3c94e751ad69866fe082

Download Submit
\Users\Admin\AppData\Local\Temp\nsj457A.tmp\InstallOptions.dll

Filesize
14KB

MD5
eef9e469e8a30717974499f277d97e2a

SHA1
2d33c25984ebd9116beeb55cdde4c5c86c023e5d

SHA256
1f35bb6728237483c779005fc227e69fef51b0bafd32d15855d483948a337078

SHA512
d860132106a1c03dfa23f983b3c503f1216ac02f3d47833b96dfb333fb30bc8ab4d4fecd1f1f0a89f0c7f3586405461e2d53c26f282bb48970e549659b364b48

Download Submit
\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe

Filesize
126KB

MD5
b6a225b4d7e337a4a23be5cb588b0611

SHA1
36fa48acca39a6aaf51259e9365a68dc89407295

SHA256
919b5fd2a8bda40202bbdd2d44202bd52ee0e104a85cf50dbf315ac64ea1558a

SHA512
e7b8be081d13f79826b155f6b14b6e64df87f4af617d771d0eaf8935b18ebe17a528bc7a5b98dc651ef8eb29b03424c64524dbee2bcd5a2d8e58d8cdddde25d4

Download Submit