dridex | 029481b29d49c9d1d24d41b2ad76f74148c5a5f9684f122eb8f90949b0c274ab

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 06:39

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General

Target

JaffaCakes118_029481b29d49c9d1d24d41b2ad76f74148c5a5f9684f122eb8f90949b0c274ab.dll
Size

184KB
MD5

ef2f31afe32619151f067cd42b4b8865
SHA1

b5838f242fe3f756e50af689492c1d9f85788b58
SHA256

029481b29d49c9d1d24d41b2ad76f74148c5a5f9684f122eb8f90949b0c274ab
SHA512

b715c576ae7db9926b0a0e94e86f0ac8d2b4ee0bffde16cc63f2d4c72b550a921fc0eedd04663ee2eda1ea9193761a4140e3d12f97effe339fee4baf568f8131
SSDEEP

3072:YiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao8lzoxss7:YiLVCIT4WK2z1W+CUHZj4Skq/eaoCoC

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/3028-1-0x0000000074CC0000-0x0000000074CEF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2812	3028	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 2648 wrote to memory of 3028	2648	rundll32.exe	31
PID 2648 wrote to memory of 3028	2648	rundll32.exe	31
PID 2648 wrote to memory of 3028	2648	rundll32.exe	31
PID 2648 wrote to memory of 3028	2648	rundll32.exe	31
PID 2648 wrote to memory of 3028	2648	rundll32.exe	31
PID 2648 wrote to memory of 3028	2648	rundll32.exe	31
PID 2648 wrote to memory of 3028	2648	rundll32.exe	31
PID 3028 wrote to memory of 2812	3028	rundll32.exe	32
PID 3028 wrote to memory of 2812	3028	rundll32.exe	32
PID 3028 wrote to memory of 2812	3028	rundll32.exe	32
PID 3028 wrote to memory of 2812	3028	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_029481b29d49c9d1d24d41b2ad76f74148c5a5f9684f122eb8f90949b0c274ab.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2648
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_029481b29d49c9d1d24d41b2ad76f74148c5a5f9684f122eb8f90949b0c274ab.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3028
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3028 -s 220
    3⤵
    - Program crash
    PID:2812

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/3028-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/3028-1-0x0000000074CC0000-0x0000000074CEF000-memory.dmp

Filesize
188KB

Download
memory/3028-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

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