dridex | d5e18cc7c9a950288ad277c4f7995e9299b7b8324f8e15fb679faaaae4e5140f

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 01:26

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General

Target

JaffaCakes118_d5e18cc7c9a950288ad277c4f7995e9299b7b8324f8e15fb679faaaae4e5140f.dll
Size

184KB
MD5

4b7109900ff205940367a93a366c41ab
SHA1

91bd29ea1b437c11aa97f23ff2b1c9cd9f16ba94
SHA256

d5e18cc7c9a950288ad277c4f7995e9299b7b8324f8e15fb679faaaae4e5140f
SHA512

0a7ba67c8601f88152ec5f53e06ab9e66855236ae61bbe752aa3af1753af39a7ffc8712a4b85d564713ef33e4e89f17227f51f00816e1f74d3ba69646d63c01b
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoIlzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaoWoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Dridex family
dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2136-1-0x0000000074C40000-0x0000000074C6F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2836	2136	WerFault.exe	31

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	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2124 wrote to memory of 2136	2124	rundll32.exe	31
PID 2124 wrote to memory of 2136	2124	rundll32.exe	31
PID 2124 wrote to memory of 2136	2124	rundll32.exe	31
PID 2124 wrote to memory of 2136	2124	rundll32.exe	31
PID 2124 wrote to memory of 2136	2124	rundll32.exe	31
PID 2124 wrote to memory of 2136	2124	rundll32.exe	31
PID 2124 wrote to memory of 2136	2124	rundll32.exe	31
PID 2136 wrote to memory of 2836	2136	rundll32.exe	32
PID 2136 wrote to memory of 2836	2136	rundll32.exe	32
PID 2136 wrote to memory of 2836	2136	rundll32.exe	32
PID 2136 wrote to memory of 2836	2136	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d5e18cc7c9a950288ad277c4f7995e9299b7b8324f8e15fb679faaaae4e5140f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2124
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d5e18cc7c9a950288ad277c4f7995e9299b7b8324f8e15fb679faaaae4e5140f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2136
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2136 -s 220
    3⤵
    - Program crash
    PID:2836

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2136-2-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

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memory/2136-1-0x0000000074C40000-0x0000000074C6F000-memory.dmp

Filesize
188KB

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