dridex | 88624627f150ff58b856a7ab663a9f2f31e87e0bb6d00d31222cf22a9af5f28a

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 19:11

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General

Target

JaffaCakes118_88624627f150ff58b856a7ab663a9f2f31e87e0bb6d00d31222cf22a9af5f28a.dll
Size

184KB
MD5

04416211e0920439d6c65d61966bc63b
SHA1

f51adb049d4f1d1a668ae3b046d1a651db7f3278
SHA256

88624627f150ff58b856a7ab663a9f2f31e87e0bb6d00d31222cf22a9af5f28a
SHA512

35efb54bbb4eb619429d322a7c58a3af57a28b625b57699fba926e5f05039b856d93ee62fbc14fd0e3730d1b589561aa25f2fb543bc5eb911d4e623a73b38995
SSDEEP

3072:YJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JGa//2uFrSc:1fYOX+wTScR/Xzku9LVwxuG

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/1204-1-0x0000000075120000-0x000000007514F000-memory.dmp	dridex_ldr
behavioral1/memory/1204-2-0x0000000075120000-0x000000007514F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2532	1204	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 2360 wrote to memory of 1204	2360	rundll32.exe	31
PID 2360 wrote to memory of 1204	2360	rundll32.exe	31
PID 2360 wrote to memory of 1204	2360	rundll32.exe	31
PID 2360 wrote to memory of 1204	2360	rundll32.exe	31
PID 2360 wrote to memory of 1204	2360	rundll32.exe	31
PID 2360 wrote to memory of 1204	2360	rundll32.exe	31
PID 2360 wrote to memory of 1204	2360	rundll32.exe	31
PID 1204 wrote to memory of 2532	1204	rundll32.exe	32
PID 1204 wrote to memory of 2532	1204	rundll32.exe	32
PID 1204 wrote to memory of 2532	1204	rundll32.exe	32
PID 1204 wrote to memory of 2532	1204	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_88624627f150ff58b856a7ab663a9f2f31e87e0bb6d00d31222cf22a9af5f28a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2360
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_88624627f150ff58b856a7ab663a9f2f31e87e0bb6d00d31222cf22a9af5f28a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1204
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1204 -s 220
    3⤵
    - Program crash
    PID:2532

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/1204-0-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1204-1-0x0000000075120000-0x000000007514F000-memory.dmp

Filesize
188KB

Download
memory/1204-2-0x0000000075120000-0x000000007514F000-memory.dmp

Filesize
188KB

Download
memory/1204-4-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download