dridex | 7be382ada3e03aa462f3533fbf50d94541e43129064bc9f2078e6a22e37717f7

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 04:51

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General

Target

JaffaCakes118_7be382ada3e03aa462f3533fbf50d94541e43129064bc9f2078e6a22e37717f7.dll
Size

188KB
MD5

70000fd3153a21ff339801cfc5ba9f71
SHA1

793109ded0477d320b4999d549279c10658bee12
SHA256

7be382ada3e03aa462f3533fbf50d94541e43129064bc9f2078e6a22e37717f7
SHA512

d8ad68741f1c6f16d30df3dc8850f5ab81ac59ad7d191a2604141c60242e0965864c62870a1136f61300b948d3bbbf23c80cbab8abde7009b57b992abd2c0122
SSDEEP

3072:5A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAolo:5zIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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/864-0-0x0000000074D40000-0x0000000074D70000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1992	864	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 1192 wrote to memory of 864	1192	rundll32.exe	31
PID 1192 wrote to memory of 864	1192	rundll32.exe	31
PID 1192 wrote to memory of 864	1192	rundll32.exe	31
PID 1192 wrote to memory of 864	1192	rundll32.exe	31
PID 1192 wrote to memory of 864	1192	rundll32.exe	31
PID 1192 wrote to memory of 864	1192	rundll32.exe	31
PID 1192 wrote to memory of 864	1192	rundll32.exe	31
PID 864 wrote to memory of 1992	864	rundll32.exe	32
PID 864 wrote to memory of 1992	864	rundll32.exe	32
PID 864 wrote to memory of 1992	864	rundll32.exe	32
PID 864 wrote to memory of 1992	864	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7be382ada3e03aa462f3533fbf50d94541e43129064bc9f2078e6a22e37717f7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1192
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7be382ada3e03aa462f3533fbf50d94541e43129064bc9f2078e6a22e37717f7.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:864
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 864 -s 300
    3⤵
    - Program crash
    PID:1992

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/864-0-0x0000000074D40000-0x0000000074D70000-memory.dmp

Filesize
192KB

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memory/864-2-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

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