ccf42782bf4dbc5e467cd582c986be1f2e36b1b4c66c882eab4efc6fdbe24384

Analysis

max time kernel
135s
max time network
99s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
11-08-2024 18:36

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General

Target

8b83f87a013d3674008eeb3f36520eef_JaffaCakes118.exe
Size

180KB
MD5

8b83f87a013d3674008eeb3f36520eef
SHA1

360f3e8c87523e13766828b0fa43d01f3eb11a70
SHA256

ccf42782bf4dbc5e467cd582c986be1f2e36b1b4c66c882eab4efc6fdbe24384
SHA512

a0f72c58d3fd3289cfdd666d708b5903f663010e4946ecbc05227487fc78625cc2e6c55ed2ba240c73f8340b2e9d17f0090a8cf0e22ac889637c4ca871d7194a
SSDEEP

3072:JW9ys0FU/RiJwRkOndQ03yNWRySUhSPNO7CXfQRVlIjHHmuTS5Xc+ow0BvY:o9KWRiJE3PgJk4eXfIQJ+XxoXW

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2572-0-0x0000000000400000-0x0000000000440000-memory.dmp	upx
behavioral2/memory/2572-11-0x0000000000400000-0x0000000000440000-memory.dmp	upx

Drops file in System32 directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\edcdcadea.dll	8b83f87a013d3674008eeb3f36520eef_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\edcdcadea.dll	8b83f87a013d3674008eeb3f36520eef_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\RCX8E36.tmp	8b83f87a013d3674008eeb3f36520eef_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	8b83f87a013d3674008eeb3f36520eef_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key created	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	8b83f87a013d3674008eeb3f36520eef_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	8b83f87a013d3674008eeb3f36520eef_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	8b83f87a013d3674008eeb3f36520eef_JaffaCakes118.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\International	8b83f87a013d3674008eeb3f36520eef_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2572 wrote to memory of 4156	2572	8b83f87a013d3674008eeb3f36520eef_JaffaCakes118.exe	85
PID 2572 wrote to memory of 4156	2572	8b83f87a013d3674008eeb3f36520eef_JaffaCakes118.exe	85
PID 2572 wrote to memory of 4156	2572	8b83f87a013d3674008eeb3f36520eef_JaffaCakes118.exe	85

C:\Users\Admin\AppData\Local\Temp\8b83f87a013d3674008eeb3f36520eef_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8b83f87a013d3674008eeb3f36520eef_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of WriteProcessMemory
PID:2572
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\3544c74e01203192b946978cb1705a16.bat
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4156

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

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:\Users\Admin\AppData\Local\Temp\3544c74e01203192b946978cb1705a16.bat

Filesize
219B

MD5
184cb6d06d768100135afb136d2b9bf8

SHA1
0ba8d5bc51e6a6111ccec98602bb0159e97ffed2

SHA256
c6384b6f674ac97581364751e5d5f306b2b8a765e2be66df279f1c65739c3492

SHA512
895863ed392071635911a09d885f652b9bba5f729e8cef73847acd6fcb7316086fe85ed632363fb5f2d8d84601ec99707f0d0714ff4956bb0814e853a13c47a5

Download Submit
memory/2572-0-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2572-11-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download