1cbd48613b378e69b8e6dd2f8d05fd2b56f5a7fe7e877f7d615f8fda5d6d9dbb

Analysis

max time kernel
136s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
22/07/2024, 23:55

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General

Target

65547d7287008fffe772a55286394a61_JaffaCakes118.exe
Size

42KB
MD5

65547d7287008fffe772a55286394a61
SHA1

4992f0d5bed46a4a12978b4367cec6d684871ea3
SHA256

1cbd48613b378e69b8e6dd2f8d05fd2b56f5a7fe7e877f7d615f8fda5d6d9dbb
SHA512

076fab0fadf1f5c0bdec9c3ff41f7d10eb66b34f0531e65f3d953236d9f4e02805d19e5ea21d26004bdb5364c50c7338ab8bae86ae4c2b72ab40f2f2f60a0f70
SSDEEP

384:hCPD+fI6+SvH/ZaRvSASPRnv7Xy1ROYP+jUbFXeIJFt3kCzrD1Eux7yJIcR:g27pfZovWPt7ivOYWjonUC996

Score

7^/10

upx

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\Control Panel\International\Geo\Nation	65547d7287008fffe772a55286394a61_JaffaCakes118.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Confidential.exe	65547d7287008fffe772a55286394a61_JaffaCakes118.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Confidential.exe	65547d7287008fffe772a55286394a61_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
1572	comdlg32.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2892-0-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral2/files/0x00080000000234bc-5.dat	upx
behavioral2/memory/1572-75-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral2/memory/2892-77-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral2/memory/1572-78-0x0000000000400000-0x000000000040E000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
544	1572	WerFault.exe	85

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	65547d7287008fffe772a55286394a61_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2892 wrote to memory of 1572	2892	65547d7287008fffe772a55286394a61_JaffaCakes118.exe	85
PID 2892 wrote to memory of 1572	2892	65547d7287008fffe772a55286394a61_JaffaCakes118.exe	85
PID 2892 wrote to memory of 1572	2892	65547d7287008fffe772a55286394a61_JaffaCakes118.exe	85

C:\Users\Admin\AppData\Local\Temp\65547d7287008fffe772a55286394a61_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\65547d7287008fffe772a55286394a61_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Drops startup file
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2892
- C:\Users\Admin\comdlg32.exe
  "C:\Users\Admin\comdlg32.exe"
  2⤵
  - Executes dropped EXE
  PID:1572
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1572 -s 616
    3⤵
    - Program crash
    PID:544

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 384 -p 1572 -ip 1572
1⤵
PID:2464

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\comdlg32.exe

Filesize
42KB

MD5
65547d7287008fffe772a55286394a61

SHA1
4992f0d5bed46a4a12978b4367cec6d684871ea3

SHA256
1cbd48613b378e69b8e6dd2f8d05fd2b56f5a7fe7e877f7d615f8fda5d6d9dbb

SHA512
076fab0fadf1f5c0bdec9c3ff41f7d10eb66b34f0531e65f3d953236d9f4e02805d19e5ea21d26004bdb5364c50c7338ab8bae86ae4c2b72ab40f2f2f60a0f70

Download Submit
memory/1572-75-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1572-78-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2892-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2892-77-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download