dridex | 2b922cdaec60b6b752a62cd05a682618a5c7a205c468cfd438b1255368622650

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29/12/2024, 10:27

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General

Target

JaffaCakes118_2b922cdaec60b6b752a62cd05a682618a5c7a205c468cfd438b1255368622650.dll
Size

161KB
MD5

167c2023d25421c3b860a91b3ccf9725
SHA1

ed79658e8769b8ac8d529d9db98a79b12fc42263
SHA256

2b922cdaec60b6b752a62cd05a682618a5c7a205c468cfd438b1255368622650
SHA512

9ce41ad3106807d70bef8366321c170e8fa6295774bb22dc9f87ae5affb999b78c30b7b72cc15dac1bd558677090694f59ce7c21aba67d9e36d3b0f50eb1f402
SSDEEP

3072:ytSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2TGkFY:8nS62Fl+pkeJl3CvRStrFl+EYi

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/2784-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2784-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2200	2784	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 2932 wrote to memory of 2784	2932	rundll32.exe	30
PID 2932 wrote to memory of 2784	2932	rundll32.exe	30
PID 2932 wrote to memory of 2784	2932	rundll32.exe	30
PID 2932 wrote to memory of 2784	2932	rundll32.exe	30
PID 2932 wrote to memory of 2784	2932	rundll32.exe	30
PID 2932 wrote to memory of 2784	2932	rundll32.exe	30
PID 2932 wrote to memory of 2784	2932	rundll32.exe	30
PID 2784 wrote to memory of 2200	2784	rundll32.exe	31
PID 2784 wrote to memory of 2200	2784	rundll32.exe	31
PID 2784 wrote to memory of 2200	2784	rundll32.exe	31
PID 2784 wrote to memory of 2200	2784	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2b922cdaec60b6b752a62cd05a682618a5c7a205c468cfd438b1255368622650.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2932
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2b922cdaec60b6b752a62cd05a682618a5c7a205c468cfd438b1255368622650.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2784
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2784 -s 256
    3⤵
    - Program crash
    PID:2200

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/2784-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2784-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2784-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2784-4-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download