dridex | 248b22ae80e4fbcb08ace2b208f16ed4841fbf1aaf2af629b9372abb86cb7b8d

Analysis

max time kernel
122s
max time network
124s
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_248b22ae80e4fbcb08ace2b208f16ed4841fbf1aaf2af629b9372abb86cb7b8d.dll
Size

188KB
MD5

b90e9e3c52c6049ee056e3f5f7fbc5dd
SHA1

205dd4e0726a753cfd96382493e548b3864a8232
SHA256

248b22ae80e4fbcb08ace2b208f16ed4841fbf1aaf2af629b9372abb86cb7b8d
SHA512

3e5a413deb7fc0e12f1dbef698b6982e5a6bd3d2ec004d9b456d37ff0a589465802e5201f0683d4a530f6e1f0a15d648a2113bafb489ca7feaa75e5de53433b1
SSDEEP

3072:8teMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzL9qM:Aq7fYIHBZkTB6DWruUCOwjt

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/2644-1-0x0000000074AE0000-0x0000000074B10000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2748	2644	WerFault.exe	30

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 3048 wrote to memory of 2644	3048	rundll32.exe	30
PID 3048 wrote to memory of 2644	3048	rundll32.exe	30
PID 3048 wrote to memory of 2644	3048	rundll32.exe	30
PID 3048 wrote to memory of 2644	3048	rundll32.exe	30
PID 3048 wrote to memory of 2644	3048	rundll32.exe	30
PID 3048 wrote to memory of 2644	3048	rundll32.exe	30
PID 3048 wrote to memory of 2644	3048	rundll32.exe	30
PID 2644 wrote to memory of 2748	2644	rundll32.exe	31
PID 2644 wrote to memory of 2748	2644	rundll32.exe	31
PID 2644 wrote to memory of 2748	2644	rundll32.exe	31
PID 2644 wrote to memory of 2748	2644	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_248b22ae80e4fbcb08ace2b208f16ed4841fbf1aaf2af629b9372abb86cb7b8d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3048
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_248b22ae80e4fbcb08ace2b208f16ed4841fbf1aaf2af629b9372abb86cb7b8d.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2644
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2644 -s 300
    3⤵
    - Program crash
    PID:2748

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/2644-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2644-1-0x0000000074AE0000-0x0000000074B10000-memory.dmp

Filesize
192KB

Download
memory/2644-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download