dridex | 5b29651523a0dd7a2f64372dcea87f1f857330585ad9882201ca80b6db4e1a15

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 22:20

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General

Target

JaffaCakes118_5b29651523a0dd7a2f64372dcea87f1f857330585ad9882201ca80b6db4e1a15.dll
Size

184KB
MD5

fa3ba34c83175461d258891047781104
SHA1

4a0335623e7e251747634601574a9efb788154cb
SHA256

5b29651523a0dd7a2f64372dcea87f1f857330585ad9882201ca80b6db4e1a15
SHA512

cc7b4c96a20281785bb335d384cb04af6c415187459e5b403d730162e728bb6117474a1eedb65ef6dcc0cb708fa5170034ae0e6f7617e8c31150e38ef83fa5b1
SSDEEP

3072:i92qSmHOhnWpPI1ybmJIiC00PArIojHTYVBCn+rs3Ss3qLMTOrLA:i9NSMOEpQ1Q3ODAr+Vq

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

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/2548-0-0x0000000074710000-0x000000007473F000-memory.dmp	dridex_ldr
behavioral1/memory/2548-3-0x0000000074710000-0x000000007473F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2392	2548	WerFault.exe	31

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 2096 wrote to memory of 2548	2096	rundll32.exe	31
PID 2096 wrote to memory of 2548	2096	rundll32.exe	31
PID 2096 wrote to memory of 2548	2096	rundll32.exe	31
PID 2096 wrote to memory of 2548	2096	rundll32.exe	31
PID 2096 wrote to memory of 2548	2096	rundll32.exe	31
PID 2096 wrote to memory of 2548	2096	rundll32.exe	31
PID 2096 wrote to memory of 2548	2096	rundll32.exe	31
PID 2548 wrote to memory of 2392	2548	rundll32.exe	32
PID 2548 wrote to memory of 2392	2548	rundll32.exe	32
PID 2548 wrote to memory of 2392	2548	rundll32.exe	32
PID 2548 wrote to memory of 2392	2548	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5b29651523a0dd7a2f64372dcea87f1f857330585ad9882201ca80b6db4e1a15.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2096
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5b29651523a0dd7a2f64372dcea87f1f857330585ad9882201ca80b6db4e1a15.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2548
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2548 -s 220
    3⤵
    - Program crash
    PID:2392

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/2548-2-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2548-0-0x0000000074710000-0x000000007473F000-memory.dmp

Filesize
188KB

Download
memory/2548-3-0x0000000074710000-0x000000007473F000-memory.dmp

Filesize
188KB

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