dridex | de18cd98b5a0e47d529c70feef80e9c6ec30c9162e13f745a9bd52e2c626673d

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 15:45

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General

Target

JaffaCakes118_de18cd98b5a0e47d529c70feef80e9c6ec30c9162e13f745a9bd52e2c626673d.dll
Size

184KB
MD5

c7e633ef1e2fd9c8f12957895ff2e92d
SHA1

be80924d2e16a77816f296cf0a17f3f831d322b9
SHA256

de18cd98b5a0e47d529c70feef80e9c6ec30c9162e13f745a9bd52e2c626673d
SHA512

f29f34c8e494c163c8e2b76e08c53ed744f6a13c3242e969997efb520d23c38e34d9ff3d45cf384c8c7279f8ec7322958185a92b398249458fbab332fbddbd74
SSDEEP

3072:jiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaonlzoxss7:jiLVCIT4WK2z1W+CUHZj4Skq/eaoVoC

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/2340-1-0x0000000074CD0000-0x0000000074CFF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2012	2340	WerFault.exe	30

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 2076 wrote to memory of 2340	2076	rundll32.exe	30
PID 2076 wrote to memory of 2340	2076	rundll32.exe	30
PID 2076 wrote to memory of 2340	2076	rundll32.exe	30
PID 2076 wrote to memory of 2340	2076	rundll32.exe	30
PID 2076 wrote to memory of 2340	2076	rundll32.exe	30
PID 2076 wrote to memory of 2340	2076	rundll32.exe	30
PID 2076 wrote to memory of 2340	2076	rundll32.exe	30
PID 2340 wrote to memory of 2012	2340	rundll32.exe	31
PID 2340 wrote to memory of 2012	2340	rundll32.exe	31
PID 2340 wrote to memory of 2012	2340	rundll32.exe	31
PID 2340 wrote to memory of 2012	2340	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_de18cd98b5a0e47d529c70feef80e9c6ec30c9162e13f745a9bd52e2c626673d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2076
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_de18cd98b5a0e47d529c70feef80e9c6ec30c9162e13f745a9bd52e2c626673d.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2340
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2340 -s 220
    3⤵
    - Program crash
    PID:2012

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/2340-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2340-1-0x0000000074CD0000-0x0000000074CFF000-memory.dmp

Filesize
188KB

Download
memory/2340-4-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download