dridex | d09c650ba3b29d26f06ef92c4b232ec1817583775210e75d26aac630c1099b67

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 20:07

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General

Target

JaffaCakes118_d09c650ba3b29d26f06ef92c4b232ec1817583775210e75d26aac630c1099b67.dll
Size

161KB
MD5

726b0110620c29e9f84276e6e90c16c0
SHA1

5d3ac038c785230ecc84c8263462044cf9e074aa
SHA256

d09c650ba3b29d26f06ef92c4b232ec1817583775210e75d26aac630c1099b67
SHA512

ba28c388c8f0ef88f77798f44691553e3540104b134367d490069e2cb68dfff0718f86036c3ccc69a38821e9aa4fde4e09d5c3ba653b0d3e68c3e7f588a4658a
SSDEEP

3072:LtSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2TGkFY:RnS62Fl+pkeJl3CvRStrFl+EYi

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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/2388-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2388-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1404	2388	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 2316 wrote to memory of 2388	2316	rundll32.exe	31
PID 2316 wrote to memory of 2388	2316	rundll32.exe	31
PID 2316 wrote to memory of 2388	2316	rundll32.exe	31
PID 2316 wrote to memory of 2388	2316	rundll32.exe	31
PID 2316 wrote to memory of 2388	2316	rundll32.exe	31
PID 2316 wrote to memory of 2388	2316	rundll32.exe	31
PID 2316 wrote to memory of 2388	2316	rundll32.exe	31
PID 2388 wrote to memory of 1404	2388	rundll32.exe	32
PID 2388 wrote to memory of 1404	2388	rundll32.exe	32
PID 2388 wrote to memory of 1404	2388	rundll32.exe	32
PID 2388 wrote to memory of 1404	2388	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d09c650ba3b29d26f06ef92c4b232ec1817583775210e75d26aac630c1099b67.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2316
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d09c650ba3b29d26f06ef92c4b232ec1817583775210e75d26aac630c1099b67.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2388
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2388 -s 256
    3⤵
    - Program crash
    PID:1404

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/2388-0-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2388-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2388-3-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2388-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download