dridex | d250b2bb1d82ef8cde83f971d176a7eea8180484fac9be51d5d4905e0c79e62b

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:03

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General

Target

JaffaCakes118_d250b2bb1d82ef8cde83f971d176a7eea8180484fac9be51d5d4905e0c79e62b.dll
Size

184KB
MD5

3411593bde2ed5be974d7a22cae769d2
SHA1

619c1b857313b7607c91d9602a492f7c1641db5d
SHA256

d250b2bb1d82ef8cde83f971d176a7eea8180484fac9be51d5d4905e0c79e62b
SHA512

abaf79cd2c0a634afef463e593cec0b60d008c70ac899b5df323316f840203e2b8791d518caa1ca6650e269a0e79091dc78051574933f514fdccd43fb9a20c6a
SSDEEP

3072:dJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jfa//2uFrSc:mfYOX+wTScR/Xzku9LVwwuG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2920-1-0x0000000074710000-0x000000007473F000-memory.dmp	dridex_ldr
behavioral1/memory/2920-2-0x0000000074710000-0x000000007473F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2076	2920	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 2408 wrote to memory of 2920	2408	rundll32.exe	30
PID 2408 wrote to memory of 2920	2408	rundll32.exe	30
PID 2408 wrote to memory of 2920	2408	rundll32.exe	30
PID 2408 wrote to memory of 2920	2408	rundll32.exe	30
PID 2408 wrote to memory of 2920	2408	rundll32.exe	30
PID 2408 wrote to memory of 2920	2408	rundll32.exe	30
PID 2408 wrote to memory of 2920	2408	rundll32.exe	30
PID 2920 wrote to memory of 2076	2920	rundll32.exe	31
PID 2920 wrote to memory of 2076	2920	rundll32.exe	31
PID 2920 wrote to memory of 2076	2920	rundll32.exe	31
PID 2920 wrote to memory of 2076	2920	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d250b2bb1d82ef8cde83f971d176a7eea8180484fac9be51d5d4905e0c79e62b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2408
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d250b2bb1d82ef8cde83f971d176a7eea8180484fac9be51d5d4905e0c79e62b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2920
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2920 -s 220
    3⤵
    - Program crash
    PID:2076

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/2920-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2920-1-0x0000000074710000-0x000000007473F000-memory.dmp

Filesize
188KB

Download
memory/2920-2-0x0000000074710000-0x000000007473F000-memory.dmp

Filesize
188KB

Download
memory/2920-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download