dridex | f7b27b52b5d7ef04a9e81920687768226ae497b2b196e5816b7ba1ee71a37ec2

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 06:30

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General

Target

JaffaCakes118_f7b27b52b5d7ef04a9e81920687768226ae497b2b196e5816b7ba1ee71a37ec2.dll
Size

177KB
MD5

bdb82da377e1bd3ab4c91227c06b7519
SHA1

122ae94e1d8cc16c8f1761e1ef3546745fd59f57
SHA256

f7b27b52b5d7ef04a9e81920687768226ae497b2b196e5816b7ba1ee71a37ec2
SHA512

e50a8178b9538619248542622da293e60b70b516a66a84f7007b341e8b07d51411a276afd4c15e2e4e261e575d19e4e82f72e3fbbb631eafc3df32104b694b56
SSDEEP

3072:5uCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:lzWxkOP4p2EesvcDi6DOHPJ

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

144.76.1.150:443

50.249.212.98:23399

104.168.154.79:5007

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/1600-1-0x0000000074530000-0x0000000074561000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2716	1600	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 2616 wrote to memory of 1600	2616	rundll32.exe	30
PID 2616 wrote to memory of 1600	2616	rundll32.exe	30
PID 2616 wrote to memory of 1600	2616	rundll32.exe	30
PID 2616 wrote to memory of 1600	2616	rundll32.exe	30
PID 2616 wrote to memory of 1600	2616	rundll32.exe	30
PID 2616 wrote to memory of 1600	2616	rundll32.exe	30
PID 2616 wrote to memory of 1600	2616	rundll32.exe	30
PID 1600 wrote to memory of 2716	1600	rundll32.exe	31
PID 1600 wrote to memory of 2716	1600	rundll32.exe	31
PID 1600 wrote to memory of 2716	1600	rundll32.exe	31
PID 1600 wrote to memory of 2716	1600	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f7b27b52b5d7ef04a9e81920687768226ae497b2b196e5816b7ba1ee71a37ec2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2616
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f7b27b52b5d7ef04a9e81920687768226ae497b2b196e5816b7ba1ee71a37ec2.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1600
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1600 -s 220
    3⤵
    - Program crash
    PID:2716

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/1600-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1600-1-0x0000000074530000-0x0000000074561000-memory.dmp

Filesize
196KB

Download
memory/1600-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download