dridex | bbfb00055df0fe64fd4620c1c909745cab6d08634bf106e79aeb588a415fb4e4

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 22:27

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General

Target

JaffaCakes118_bbfb00055df0fe64fd4620c1c909745cab6d08634bf106e79aeb588a415fb4e4.dll
Size

161KB
MD5

bd1dcca9dfc9f886c803561525d5cace
SHA1

4c2ba395131ce86564bf874304d82dc248d94cf4
SHA256

bbfb00055df0fe64fd4620c1c909745cab6d08634bf106e79aeb588a415fb4e4
SHA512

4f461a3be3ed006b53272e4852710d27d450fc938851158ab8003765584d6603952bfcefc2d80d0442cad466c6322c61da1dc93fc6471d4442c3e75a63033f4a
SSDEEP

3072:WgSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2ZGkFY:FnS62Fl+pkeJl3CvRStrFl+EYM

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1272-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/1272-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2548	1272	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 2060 wrote to memory of 1272	2060	rundll32.exe	30
PID 2060 wrote to memory of 1272	2060	rundll32.exe	30
PID 2060 wrote to memory of 1272	2060	rundll32.exe	30
PID 2060 wrote to memory of 1272	2060	rundll32.exe	30
PID 2060 wrote to memory of 1272	2060	rundll32.exe	30
PID 2060 wrote to memory of 1272	2060	rundll32.exe	30
PID 2060 wrote to memory of 1272	2060	rundll32.exe	30
PID 1272 wrote to memory of 2548	1272	rundll32.exe	32
PID 1272 wrote to memory of 2548	1272	rundll32.exe	32
PID 1272 wrote to memory of 2548	1272	rundll32.exe	32
PID 1272 wrote to memory of 2548	1272	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bbfb00055df0fe64fd4620c1c909745cab6d08634bf106e79aeb588a415fb4e4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2060
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bbfb00055df0fe64fd4620c1c909745cab6d08634bf106e79aeb588a415fb4e4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1272
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1272 -s 256
    3⤵
    - Program crash
    PID:2548

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/1272-1-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1272-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1272-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download