dridex | 4995394dd6b90e08961f1dc81271c9baea2e8c3204028ef5b06c634bf81fd3e2

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 18:27

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General

Target

JaffaCakes118_4995394dd6b90e08961f1dc81271c9baea2e8c3204028ef5b06c634bf81fd3e2.dll
Size

184KB
MD5

ff2d9ab5bdda42b123ab7d26d33d99f9
SHA1

73459c1e35ca33c9031ee23b7b1a6cf2102f1a1e
SHA256

4995394dd6b90e08961f1dc81271c9baea2e8c3204028ef5b06c634bf81fd3e2
SHA512

92ae42d0503b0fc91b6e774627630fb5e2acf6f0f175efed58e3fb0fbbcbc063630fd11db970a71b29896533159231c591b438e2ac2b5bdc1498069559e2fe43
SSDEEP

3072:fiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoilzoxss7:fiLVCIT4WK2z1W+CUHZj4Skq/eaoIoC

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/2196-1-0x0000000074B10000-0x0000000074B3F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2208	2196	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 2184 wrote to memory of 2196	2184	rundll32.exe	30
PID 2184 wrote to memory of 2196	2184	rundll32.exe	30
PID 2184 wrote to memory of 2196	2184	rundll32.exe	30
PID 2184 wrote to memory of 2196	2184	rundll32.exe	30
PID 2184 wrote to memory of 2196	2184	rundll32.exe	30
PID 2184 wrote to memory of 2196	2184	rundll32.exe	30
PID 2184 wrote to memory of 2196	2184	rundll32.exe	30
PID 2196 wrote to memory of 2208	2196	rundll32.exe	31
PID 2196 wrote to memory of 2208	2196	rundll32.exe	31
PID 2196 wrote to memory of 2208	2196	rundll32.exe	31
PID 2196 wrote to memory of 2208	2196	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4995394dd6b90e08961f1dc81271c9baea2e8c3204028ef5b06c634bf81fd3e2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2184
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4995394dd6b90e08961f1dc81271c9baea2e8c3204028ef5b06c634bf81fd3e2.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2196
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2196 -s 220
    3⤵
    - Program crash
    PID:2208

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/2196-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2196-1-0x0000000074B10000-0x0000000074B3F000-memory.dmp

Filesize
188KB

Download
memory/2196-4-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download