dridex | 91c526b83298cfc3fe494177cd66860d3bd8076c42714bd6037bae91d5df6e4f

Analysis

max time kernel
26s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 18:03

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General

Target

JaffaCakes118_91c526b83298cfc3fe494177cd66860d3bd8076c42714bd6037bae91d5df6e4f.dll
Size

177KB
MD5

6618b17224aee15508f79f797c676a74
SHA1

4702f51b094827e6705cd531919ebb4a436fe1d2
SHA256

91c526b83298cfc3fe494177cd66860d3bd8076c42714bd6037bae91d5df6e4f
SHA512

4b879c2002670a8ec456033428594cade22c1b1a6931c96cc4f3e2af9e71b759efd65110a5b1f58b7e15e2844c1492150ac00c1d135bbed70176e6f894421ea3
SSDEEP

3072:NuCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:RzWxkOP4p2EesvcDi6DOHPJ

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

144.76.1.150:443

50.249.212.98:23399

104.168.154.79:5007

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/1704-1-0x0000000074DA0000-0x0000000074DD1000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2804	1704	WerFault.exe	29

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 572 wrote to memory of 1704	572	rundll32.exe	29
PID 572 wrote to memory of 1704	572	rundll32.exe	29
PID 572 wrote to memory of 1704	572	rundll32.exe	29
PID 572 wrote to memory of 1704	572	rundll32.exe	29
PID 572 wrote to memory of 1704	572	rundll32.exe	29
PID 572 wrote to memory of 1704	572	rundll32.exe	29
PID 572 wrote to memory of 1704	572	rundll32.exe	29
PID 1704 wrote to memory of 2804	1704	rundll32.exe	30
PID 1704 wrote to memory of 2804	1704	rundll32.exe	30
PID 1704 wrote to memory of 2804	1704	rundll32.exe	30
PID 1704 wrote to memory of 2804	1704	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_91c526b83298cfc3fe494177cd66860d3bd8076c42714bd6037bae91d5df6e4f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:572
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_91c526b83298cfc3fe494177cd66860d3bd8076c42714bd6037bae91d5df6e4f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1704
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1704 -s 224
    3⤵
    - Program crash
    PID:2804

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/1704-0-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/1704-1-0x0000000074DA0000-0x0000000074DD1000-memory.dmp

Filesize
196KB

Download
memory/1704-3-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download