dridex | 8280b3cca91ffb4f1117bf97f2514f0eea84a47c65bbec685a96c840d052eee8

Analysis

max time kernel
122s
max time network
127s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 19:56

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General

Target

JaffaCakes118_8280b3cca91ffb4f1117bf97f2514f0eea84a47c65bbec685a96c840d052eee8.dll
Size

188KB
MD5

43830c240252d7649f3994fdc2402753
SHA1

5731f31bffda32ea5064988bb0e7ea9a794492fe
SHA256

8280b3cca91ffb4f1117bf97f2514f0eea84a47c65bbec685a96c840d052eee8
SHA512

ea72bb22ff6fb15cd60d0031e0eb97193db35c8e75d2df4fb0a5ba2272df4d2a30abbf1c288d581fbe52cdf8f9bc929d84284596a8a4f85c1e2fb886e8e7fe68
SSDEEP

3072:MteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzS9qM:wq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/1932-1-0x0000000074C70000-0x0000000074CA0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1940	1932	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 2308 wrote to memory of 1932	2308	rundll32.exe	31
PID 2308 wrote to memory of 1932	2308	rundll32.exe	31
PID 2308 wrote to memory of 1932	2308	rundll32.exe	31
PID 2308 wrote to memory of 1932	2308	rundll32.exe	31
PID 2308 wrote to memory of 1932	2308	rundll32.exe	31
PID 2308 wrote to memory of 1932	2308	rundll32.exe	31
PID 2308 wrote to memory of 1932	2308	rundll32.exe	31
PID 1932 wrote to memory of 1940	1932	rundll32.exe	32
PID 1932 wrote to memory of 1940	1932	rundll32.exe	32
PID 1932 wrote to memory of 1940	1932	rundll32.exe	32
PID 1932 wrote to memory of 1940	1932	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8280b3cca91ffb4f1117bf97f2514f0eea84a47c65bbec685a96c840d052eee8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2308
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8280b3cca91ffb4f1117bf97f2514f0eea84a47c65bbec685a96c840d052eee8.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1932
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1932 -s 300
    3⤵
    - Program crash
    PID:1940

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/1932-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1932-1-0x0000000074C70000-0x0000000074CA0000-memory.dmp

Filesize
192KB

Download
memory/1932-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download