dridex | 246c7e5b6c21aee1964d5e000da698d60afc9c158b7209e2706e1bbbb06764f9

Analysis

max time kernel
119s
max time network
128s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 14:46

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General

Target

JaffaCakes118_246c7e5b6c21aee1964d5e000da698d60afc9c158b7209e2706e1bbbb06764f9.dll
Size

184KB
MD5

bc43bca383173a7784fd1a2bff3bc1ac
SHA1

52c482f44d0c2092e510c34b199870f374cd1e8d
SHA256

246c7e5b6c21aee1964d5e000da698d60afc9c158b7209e2706e1bbbb06764f9
SHA512

3f54d12067c5e702b5ee61e4e3c2f1173bc0fd36a0d9aaa85e3f39c3100021ec84f51ac710fce6de6ef21b723da3921b1df3ed28bf74c4457db41c069f703613
SSDEEP

3072:viLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao7lzoxss7:viLVCIT4WK2z1W+CUHZj4Skq/eaoBoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2640-1-0x0000000074F20000-0x0000000074F4F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2460	2640	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 2084 wrote to memory of 2640	2084	rundll32.exe	31
PID 2084 wrote to memory of 2640	2084	rundll32.exe	31
PID 2084 wrote to memory of 2640	2084	rundll32.exe	31
PID 2084 wrote to memory of 2640	2084	rundll32.exe	31
PID 2084 wrote to memory of 2640	2084	rundll32.exe	31
PID 2084 wrote to memory of 2640	2084	rundll32.exe	31
PID 2084 wrote to memory of 2640	2084	rundll32.exe	31
PID 2640 wrote to memory of 2460	2640	rundll32.exe	32
PID 2640 wrote to memory of 2460	2640	rundll32.exe	32
PID 2640 wrote to memory of 2460	2640	rundll32.exe	32
PID 2640 wrote to memory of 2460	2640	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_246c7e5b6c21aee1964d5e000da698d60afc9c158b7209e2706e1bbbb06764f9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2084
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_246c7e5b6c21aee1964d5e000da698d60afc9c158b7209e2706e1bbbb06764f9.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2640
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2640 -s 220
    3⤵
    - Program crash
    PID:2460

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/2640-0-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2640-1-0x0000000074F20000-0x0000000074F4F000-memory.dmp

Filesize
188KB

Download
memory/2640-3-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download