dridex | fec4c84b21a818436c545f0c6511daf62f92cf923470797b9412adbbbcfac462

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
26-12-2024 22:06

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General

Target

JaffaCakes118_fec4c84b21a818436c545f0c6511daf62f92cf923470797b9412adbbbcfac462.dll
Size

184KB
MD5

37df9be42967a4916815b2c0064e45c7
SHA1

f57c79e6b972dcfa0ff2ec736682814684520c1d
SHA256

fec4c84b21a818436c545f0c6511daf62f92cf923470797b9412adbbbcfac462
SHA512

e065fa5cda4879bd677296998e9b0c963c9564fa61fdecea695c4860d16c82365dbbcb87c93d1e4b114eb38f9b88e2059e9ef81b7c99caa1b9dafc3f4264dba3
SSDEEP

3072:1uwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4Knlmsb:X7TXYsd9SkONU1jKGl0lm

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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/2680-0-0x00000000744E0000-0x0000000074510000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2808	2680	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 2716 wrote to memory of 2680	2716	rundll32.exe	30
PID 2716 wrote to memory of 2680	2716	rundll32.exe	30
PID 2716 wrote to memory of 2680	2716	rundll32.exe	30
PID 2716 wrote to memory of 2680	2716	rundll32.exe	30
PID 2716 wrote to memory of 2680	2716	rundll32.exe	30
PID 2716 wrote to memory of 2680	2716	rundll32.exe	30
PID 2716 wrote to memory of 2680	2716	rundll32.exe	30
PID 2680 wrote to memory of 2808	2680	rundll32.exe	31
PID 2680 wrote to memory of 2808	2680	rundll32.exe	31
PID 2680 wrote to memory of 2808	2680	rundll32.exe	31
PID 2680 wrote to memory of 2808	2680	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fec4c84b21a818436c545f0c6511daf62f92cf923470797b9412adbbbcfac462.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2716
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fec4c84b21a818436c545f0c6511daf62f92cf923470797b9412adbbbcfac462.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2680
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2680 -s 220
    3⤵
    - Program crash
    PID:2808

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/2680-2-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

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memory/2680-0-0x00000000744E0000-0x0000000074510000-memory.dmp

Filesize
192KB

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