dridex | 9295eeaccc0f4137db281634459f549ee150eacc5ed8f7f4543cf817d0c7821f

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:46

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General

Target

JaffaCakes118_9295eeaccc0f4137db281634459f549ee150eacc5ed8f7f4543cf817d0c7821f.dll
Size

166KB
MD5

539833abb6ab4522b20af34153765d54
SHA1

33fe23ff3ec176ae2ea5a36779193572860bc3c7
SHA256

9295eeaccc0f4137db281634459f549ee150eacc5ed8f7f4543cf817d0c7821f
SHA512

3a133007ee350c19f71e6d151c42dddfc5609a068731a04db0323c7759bd44a3b8e4312e379abcbb4fc3807e7d24a17582caf0738e36f7d80d6264deaf645416
SSDEEP

3072:HBoQctVOM7/8wZQvUlM7EF+V2xReSbHNjztUJQ8eHjf:huXLcclWEc2HeSjNjGdeDf

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

131.100.24.202:443

193.160.214.95:4125

67.43.4.76:8172

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/1712-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/1712-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
888	1712	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 2628 wrote to memory of 1712	2628	rundll32.exe	30
PID 2628 wrote to memory of 1712	2628	rundll32.exe	30
PID 2628 wrote to memory of 1712	2628	rundll32.exe	30
PID 2628 wrote to memory of 1712	2628	rundll32.exe	30
PID 2628 wrote to memory of 1712	2628	rundll32.exe	30
PID 2628 wrote to memory of 1712	2628	rundll32.exe	30
PID 2628 wrote to memory of 1712	2628	rundll32.exe	30
PID 1712 wrote to memory of 888	1712	rundll32.exe	32
PID 1712 wrote to memory of 888	1712	rundll32.exe	32
PID 1712 wrote to memory of 888	1712	rundll32.exe	32
PID 1712 wrote to memory of 888	1712	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9295eeaccc0f4137db281634459f549ee150eacc5ed8f7f4543cf817d0c7821f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2628
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9295eeaccc0f4137db281634459f549ee150eacc5ed8f7f4543cf817d0c7821f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1712
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1712 -s 256
    3⤵
    - Program crash
    PID:888

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/1712-0-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/1712-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1712-3-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/1712-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download