dridex | 1a5dd29f83722378f3ec8b1b276e4499cb3ae3330b161804e9551acece9e9631

Analysis

max time kernel
93s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 23:43

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General

Target

JaffaCakes118_1a5dd29f83722378f3ec8b1b276e4499cb3ae3330b161804e9551acece9e9631.dll
Size

188KB
MD5

bc07eaa4e79252ff884eacbfd8307426
SHA1

80975008f7c663984cd18d2e2183281ac5182a0d
SHA256

1a5dd29f83722378f3ec8b1b276e4499cb3ae3330b161804e9551acece9e9631
SHA512

0f61db7f8fbac385015da9dfb4f3bbb6976a5203e9e01bbc71688095057326dd206147889339bf5397d356eab653e0a8d91088002b38357afa998f42fd769bf4
SSDEEP

3072:PteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzB9qM:Xq7fYIHBZkTB6DWruUCOwjt

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
behavioral2/memory/736-1-0x0000000074960000-0x0000000074990000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
944	736	WerFault.exe	83

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 3 IoCs

description	pid	Process	procid_target
PID 4904 wrote to memory of 736	4904	rundll32.exe	83
PID 4904 wrote to memory of 736	4904	rundll32.exe	83
PID 4904 wrote to memory of 736	4904	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1a5dd29f83722378f3ec8b1b276e4499cb3ae3330b161804e9551acece9e9631.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4904
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1a5dd29f83722378f3ec8b1b276e4499cb3ae3330b161804e9551acece9e9631.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:736
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 736 -s 700
    3⤵
    - Program crash
    PID:944

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 736 -ip 736
1⤵
PID:2532

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/736-0-0x0000000000A80000-0x0000000000A86000-memory.dmp

Filesize
24KB

Download
memory/736-1-0x0000000074960000-0x0000000074990000-memory.dmp

Filesize
192KB

Download
memory/736-3-0x0000000000A80000-0x0000000000A86000-memory.dmp

Filesize
24KB

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