dridex | 55d6a0141f4a7aab3e31c89078d7e8778467910e2a0b386481606c466205afe3

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22/12/2024, 01:03

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General

Target

JaffaCakes118_55d6a0141f4a7aab3e31c89078d7e8778467910e2a0b386481606c466205afe3.dll
Size

184KB
MD5

64c923bdaa4e025ddd74e85a81d32a25
SHA1

d7391908666b6a6e0e5182dd7f2bbc23b796da36
SHA256

55d6a0141f4a7aab3e31c89078d7e8778467910e2a0b386481606c466205afe3
SHA512

3748dc08b6f01b352bfd469fb021ed077a136869503b67f9d88867f77516ab77257bc6e595d5a1d7dbfa92c7c26d62ef42dbf35a3379391356721341fbff1669
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoSlzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaoYoC

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/2172-1-0x00000000752B0000-0x00000000752DF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2192	2172	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 2332 wrote to memory of 2172	2332	rundll32.exe	31
PID 2332 wrote to memory of 2172	2332	rundll32.exe	31
PID 2332 wrote to memory of 2172	2332	rundll32.exe	31
PID 2332 wrote to memory of 2172	2332	rundll32.exe	31
PID 2332 wrote to memory of 2172	2332	rundll32.exe	31
PID 2332 wrote to memory of 2172	2332	rundll32.exe	31
PID 2332 wrote to memory of 2172	2332	rundll32.exe	31
PID 2172 wrote to memory of 2192	2172	rundll32.exe	32
PID 2172 wrote to memory of 2192	2172	rundll32.exe	32
PID 2172 wrote to memory of 2192	2172	rundll32.exe	32
PID 2172 wrote to memory of 2192	2172	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_55d6a0141f4a7aab3e31c89078d7e8778467910e2a0b386481606c466205afe3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2332
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_55d6a0141f4a7aab3e31c89078d7e8778467910e2a0b386481606c466205afe3.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2172
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2172 -s 220
    3⤵
    - Program crash
    PID:2192

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/2172-0-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2172-1-0x00000000752B0000-0x00000000752DF000-memory.dmp

Filesize
188KB

Download
memory/2172-3-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download