dridex | b0334f9a1c1be012db6dde802dab0c2618f6ba3dbf9efaa05c2bb02781725b6a

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 14:01

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General

Target

JaffaCakes118_b0334f9a1c1be012db6dde802dab0c2618f6ba3dbf9efaa05c2bb02781725b6a.dll
Size

184KB
MD5

e39dfdefb4f6dce676eb9ea55d0b1b8e
SHA1

10856cecc77c6472e2133bbdc7067322404a813f
SHA256

b0334f9a1c1be012db6dde802dab0c2618f6ba3dbf9efaa05c2bb02781725b6a
SHA512

d61c216f65cc7c82175ee8df7291afe37bf327c7a62e966553170d02be6a19f35f3e57f9a27775beca5c30403a3c86fc6c4a66994fd96956e8715f45a82cdc06
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoDlzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaoZoC

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/1676-1-0x0000000075040000-0x000000007506F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2400	1676	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 2160 wrote to memory of 1676	2160	rundll32.exe	30
PID 2160 wrote to memory of 1676	2160	rundll32.exe	30
PID 2160 wrote to memory of 1676	2160	rundll32.exe	30
PID 2160 wrote to memory of 1676	2160	rundll32.exe	30
PID 2160 wrote to memory of 1676	2160	rundll32.exe	30
PID 2160 wrote to memory of 1676	2160	rundll32.exe	30
PID 2160 wrote to memory of 1676	2160	rundll32.exe	30
PID 1676 wrote to memory of 2400	1676	rundll32.exe	31
PID 1676 wrote to memory of 2400	1676	rundll32.exe	31
PID 1676 wrote to memory of 2400	1676	rundll32.exe	31
PID 1676 wrote to memory of 2400	1676	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b0334f9a1c1be012db6dde802dab0c2618f6ba3dbf9efaa05c2bb02781725b6a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2160
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b0334f9a1c1be012db6dde802dab0c2618f6ba3dbf9efaa05c2bb02781725b6a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1676
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1676 -s 220
    3⤵
    - Program crash
    PID:2400

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/1676-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1676-1-0x0000000075040000-0x000000007506F000-memory.dmp

Filesize
188KB

Download
memory/1676-4-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download