6fa0deadb0d80a443aa99bdb8d17384d40b945045748e122353e22c86c9d948f

Analysis

max time kernel
140s
max time network
124s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
15-07-2024 10:45

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General

Target

49725f4a915967e2c327101023c68514_JaffaCakes118.dll
Size

82KB
MD5

49725f4a915967e2c327101023c68514
SHA1

c38901731f06b9f9bbb9a08a32d6ac58b1e6ee76
SHA256

6fa0deadb0d80a443aa99bdb8d17384d40b945045748e122353e22c86c9d948f
SHA512

4df3f03c18c43dbea28643109cf42d5c931e297c98b34ff1a57d6218225522d8b9da74ddb97979a98cbd60cbecf51c2031257383e63a6ace479c7d1eae6e2fc8
SSDEEP

1536:iAJiPzIzVUz1aW/03ihE+lcbS7+FOIUPF4ZpAtCnDIFHzdGb4vxLh:iY6MqBaW/0uE+lcc+EIrDznDSHzdGIx

Score

8^/10

evasion persistence privilege_escalation upx

Malware Config

Signatures

Modifies Windows Firewall 2 TTPs 1 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
2440	netsh.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2076-0-0x0000000010000000-0x0000000010038000-memory.dmp	upx
behavioral1/memory/2076-1-0x0000000010000000-0x0000000010038000-memory.dmp	upx
behavioral1/memory/2076-4-0x0000000010000000-0x0000000010038000-memory.dmp	upx

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key queried	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Internet Explorer\Security	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2032 wrote to memory of 2076	2032	rundll32.exe	31
PID 2032 wrote to memory of 2076	2032	rundll32.exe	31
PID 2032 wrote to memory of 2076	2032	rundll32.exe	31
PID 2032 wrote to memory of 2076	2032	rundll32.exe	31
PID 2032 wrote to memory of 2076	2032	rundll32.exe	31
PID 2032 wrote to memory of 2076	2032	rundll32.exe	31
PID 2032 wrote to memory of 2076	2032	rundll32.exe	31
PID 2076 wrote to memory of 2440	2076	rundll32.exe	32
PID 2076 wrote to memory of 2440	2076	rundll32.exe	32
PID 2076 wrote to memory of 2440	2076	rundll32.exe	32
PID 2076 wrote to memory of 2440	2076	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\49725f4a915967e2c327101023c68514_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2032
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\49725f4a915967e2c327101023c68514_JaffaCakes118.dll,#1
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of WriteProcessMemory
  PID:2076
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Windows\SysWOW64\rundll32.exe" "Explorer" enable
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    PID:2440

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2076-0-0x0000000010000000-0x0000000010038000-memory.dmp

Filesize
224KB

Download
memory/2076-1-0x0000000010000000-0x0000000010038000-memory.dmp

Filesize
224KB

Download
memory/2076-4-0x0000000010000000-0x0000000010038000-memory.dmp

Filesize
224KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads