dridex | 31e4a6cf2c7e7ab7dd7b41e14eeca3301ff1fa7e78785146c819e2f22376f3a0

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 09:56

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

JaffaCakes118_31e4a6cf2c7e7ab7dd7b41e14eeca3301ff1fa7e78785146c819e2f22376f3a0.dll
Size

184KB
MD5

83938f8592dc560d8715e10281da9189
SHA1

c71725c38abf1455c96d92953522381f8e780810
SHA256

31e4a6cf2c7e7ab7dd7b41e14eeca3301ff1fa7e78785146c819e2f22376f3a0
SHA512

a6f3a72c03e2f6c2eed3ad1be1977af6745c4be36a47fa4deeff644faf6fc2137597ae5413ab51025d06d75005dbedb1b7f9fdc9b94bc0da9eae05153066baeb
SSDEEP

3072:pJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jla//2uFrSc:KfYOX+wTScR/Xzku9LVwSuG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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/2084-1-0x0000000075100000-0x000000007512F000-memory.dmp	dridex_ldr
behavioral1/memory/2084-2-0x0000000075100000-0x000000007512F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3020	2084	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 2376 wrote to memory of 2084	2376	rundll32.exe	31
PID 2376 wrote to memory of 2084	2376	rundll32.exe	31
PID 2376 wrote to memory of 2084	2376	rundll32.exe	31
PID 2376 wrote to memory of 2084	2376	rundll32.exe	31
PID 2376 wrote to memory of 2084	2376	rundll32.exe	31
PID 2376 wrote to memory of 2084	2376	rundll32.exe	31
PID 2376 wrote to memory of 2084	2376	rundll32.exe	31
PID 2084 wrote to memory of 3020	2084	rundll32.exe	32
PID 2084 wrote to memory of 3020	2084	rundll32.exe	32
PID 2084 wrote to memory of 3020	2084	rundll32.exe	32
PID 2084 wrote to memory of 3020	2084	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_31e4a6cf2c7e7ab7dd7b41e14eeca3301ff1fa7e78785146c819e2f22376f3a0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2376
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_31e4a6cf2c7e7ab7dd7b41e14eeca3301ff1fa7e78785146c819e2f22376f3a0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2084
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2084 -s 220
    3⤵
    - Program crash
    PID:3020

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

Loading Replay Monitor...

Downloads

memory/2084-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2084-1-0x0000000075100000-0x000000007512F000-memory.dmp

Filesize
188KB

Download
memory/2084-3-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2084-2-0x0000000075100000-0x000000007512F000-memory.dmp

Filesize
188KB

Download