dridex | 59d968b0096ffe4f4ef85a00ae25c46d89889c1a5f225681a1beba4e538a5763

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 20:13

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General

Target

JaffaCakes118_59d968b0096ffe4f4ef85a00ae25c46d89889c1a5f225681a1beba4e538a5763.dll
Size

188KB
MD5

f3c2716e8939a3fb4e72eeb9f500c539
SHA1

c4bae372082884800c7cc686422468dcbd1c144a
SHA256

59d968b0096ffe4f4ef85a00ae25c46d89889c1a5f225681a1beba4e538a5763
SHA512

53d3f7d5a19ed9831383bd649d2aa7a079c9895059a5212c3ed69a65a8596e74a4059b679400f79b245e16ffd5b41f0b3627a49cb6e80ce320e6330e0590a1f2
SSDEEP

3072:RA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoqo:RzIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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/2296-1-0x0000000074B20000-0x0000000074B50000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2324	2296	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 876 wrote to memory of 2296	876	rundll32.exe	31
PID 876 wrote to memory of 2296	876	rundll32.exe	31
PID 876 wrote to memory of 2296	876	rundll32.exe	31
PID 876 wrote to memory of 2296	876	rundll32.exe	31
PID 876 wrote to memory of 2296	876	rundll32.exe	31
PID 876 wrote to memory of 2296	876	rundll32.exe	31
PID 876 wrote to memory of 2296	876	rundll32.exe	31
PID 2296 wrote to memory of 2324	2296	rundll32.exe	32
PID 2296 wrote to memory of 2324	2296	rundll32.exe	32
PID 2296 wrote to memory of 2324	2296	rundll32.exe	32
PID 2296 wrote to memory of 2324	2296	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_59d968b0096ffe4f4ef85a00ae25c46d89889c1a5f225681a1beba4e538a5763.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:876
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_59d968b0096ffe4f4ef85a00ae25c46d89889c1a5f225681a1beba4e538a5763.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2296
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2296 -s 300
    3⤵
    - Program crash
    PID:2324

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/2296-0-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/2296-1-0x0000000074B20000-0x0000000074B50000-memory.dmp

Filesize
192KB

Download
memory/2296-3-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download