dridex | a7f5320cf02faafb6f1d8ae535137afaa30d86f3bd91c1515a0167b8ba761590

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25/12/2024, 19:07

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General

Target

JaffaCakes118_a7f5320cf02faafb6f1d8ae535137afaa30d86f3bd91c1515a0167b8ba761590.dll
Size

184KB
MD5

261de78488515cef45c0c298b4ac4af7
SHA1

0f04b495612073d0f17b3df21afd0137102eb29e
SHA256

a7f5320cf02faafb6f1d8ae535137afaa30d86f3bd91c1515a0167b8ba761590
SHA512

771a8976af0943a056ed5f4e464af834198a2b598b06599cdd4c96294d2698f373b6efac040183bc0b7ab96b7d8a974aa2250accbae481cc8495da537a3f09ac
SSDEEP

3072:ciLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoulzoxss7:ciLVCIT4WK2z1W+CUHZj4Skq/eaosoC

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/2124-1-0x0000000075420000-0x000000007544F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2800	2124	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 2212 wrote to memory of 2124	2212	rundll32.exe	30
PID 2212 wrote to memory of 2124	2212	rundll32.exe	30
PID 2212 wrote to memory of 2124	2212	rundll32.exe	30
PID 2212 wrote to memory of 2124	2212	rundll32.exe	30
PID 2212 wrote to memory of 2124	2212	rundll32.exe	30
PID 2212 wrote to memory of 2124	2212	rundll32.exe	30
PID 2212 wrote to memory of 2124	2212	rundll32.exe	30
PID 2124 wrote to memory of 2800	2124	rundll32.exe	31
PID 2124 wrote to memory of 2800	2124	rundll32.exe	31
PID 2124 wrote to memory of 2800	2124	rundll32.exe	31
PID 2124 wrote to memory of 2800	2124	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a7f5320cf02faafb6f1d8ae535137afaa30d86f3bd91c1515a0167b8ba761590.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2212
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a7f5320cf02faafb6f1d8ae535137afaa30d86f3bd91c1515a0167b8ba761590.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2124
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 220
    3⤵
    - Program crash
    PID:2800

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/2124-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2124-1-0x0000000075420000-0x000000007544F000-memory.dmp

Filesize
188KB

Download
memory/2124-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download