dridex | ac38419f6ff2f4a7e1d3c6876bc33289b5a99c5dd82f976a8a7bdf3d4df2c86b

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 14:57

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General

Target

JaffaCakes118_ac38419f6ff2f4a7e1d3c6876bc33289b5a99c5dd82f976a8a7bdf3d4df2c86b.dll
Size

184KB
MD5

19e5c47ca14726002285b1a7f0ab1ef0
SHA1

8eb8eefaef9cb6ffa9bbfb9780287e422b72250a
SHA256

ac38419f6ff2f4a7e1d3c6876bc33289b5a99c5dd82f976a8a7bdf3d4df2c86b
SHA512

f35d6a6b3e7568d108ada50d326cf7b3c1990e039c34dc5dc9e47506a36c48623ef4b0896df7a75c22dbe54ec220db8fe218fb268a32cc28c5d8ce90c36e08f5
SSDEEP

3072:tiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaorlzoxss7:tiLVCIT4WK2z1W+CUHZj4Skq/eaoRoC

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/2324-0-0x00000000747F0000-0x000000007481F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2796	2324	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 2272 wrote to memory of 2324	2272	rundll32.exe	31
PID 2272 wrote to memory of 2324	2272	rundll32.exe	31
PID 2272 wrote to memory of 2324	2272	rundll32.exe	31
PID 2272 wrote to memory of 2324	2272	rundll32.exe	31
PID 2272 wrote to memory of 2324	2272	rundll32.exe	31
PID 2272 wrote to memory of 2324	2272	rundll32.exe	31
PID 2272 wrote to memory of 2324	2272	rundll32.exe	31
PID 2324 wrote to memory of 2796	2324	rundll32.exe	32
PID 2324 wrote to memory of 2796	2324	rundll32.exe	32
PID 2324 wrote to memory of 2796	2324	rundll32.exe	32
PID 2324 wrote to memory of 2796	2324	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ac38419f6ff2f4a7e1d3c6876bc33289b5a99c5dd82f976a8a7bdf3d4df2c86b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2272
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ac38419f6ff2f4a7e1d3c6876bc33289b5a99c5dd82f976a8a7bdf3d4df2c86b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2324
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2324 -s 220
    3⤵
    - Program crash
    PID:2796

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/2324-2-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

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memory/2324-0-0x00000000747F0000-0x000000007481F000-memory.dmp

Filesize
188KB

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