dridex | 875dbc6a45cd5b4c8c3c32ddb4e80c3382f32d7ca1c2e5968f9423602c960537

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 03:21

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General

Target

JaffaCakes118_875dbc6a45cd5b4c8c3c32ddb4e80c3382f32d7ca1c2e5968f9423602c960537.dll
Size

188KB
MD5

85c85088df7e2dafd5363bdc8aab4065
SHA1

0e066e38e65968db8fed2d3f1aa1568e5b508fd8
SHA256

875dbc6a45cd5b4c8c3c32ddb4e80c3382f32d7ca1c2e5968f9423602c960537
SHA512

08e9e3957c3146508a9136940e4c09536c1beca3534a86c1659d272ad5e47a5dcd7c06b164c658d3131e680bf1043599732a3ac9a7c86909512c1c470b41ab2a
SSDEEP

3072:bteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzq9qM:zq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/1672-1-0x0000000074A40000-0x0000000074A70000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2060	1672	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 540 wrote to memory of 1672	540	rundll32.exe	31
PID 540 wrote to memory of 1672	540	rundll32.exe	31
PID 540 wrote to memory of 1672	540	rundll32.exe	31
PID 540 wrote to memory of 1672	540	rundll32.exe	31
PID 540 wrote to memory of 1672	540	rundll32.exe	31
PID 540 wrote to memory of 1672	540	rundll32.exe	31
PID 540 wrote to memory of 1672	540	rundll32.exe	31
PID 1672 wrote to memory of 2060	1672	rundll32.exe	32
PID 1672 wrote to memory of 2060	1672	rundll32.exe	32
PID 1672 wrote to memory of 2060	1672	rundll32.exe	32
PID 1672 wrote to memory of 2060	1672	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_875dbc6a45cd5b4c8c3c32ddb4e80c3382f32d7ca1c2e5968f9423602c960537.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:540
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_875dbc6a45cd5b4c8c3c32ddb4e80c3382f32d7ca1c2e5968f9423602c960537.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1672
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1672 -s 300
    3⤵
    - Program crash
    PID:2060

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

Replay Monitor

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Downloads

memory/1672-0-0x0000000000260000-0x0000000000266000-memory.dmp

Filesize
24KB

Download
memory/1672-1-0x0000000074A40000-0x0000000074A70000-memory.dmp

Filesize
192KB

Download
memory/1672-3-0x0000000000260000-0x0000000000266000-memory.dmp

Filesize
24KB

Download