dridex | 6df4dbe99c1e0c12be6a3212154a628335789da07d5026385192fd11f646ad6f

Analysis

max time kernel
90s
max time network
20s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 19:03

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General

Target

JaffaCakes118_6df4dbe99c1e0c12be6a3212154a628335789da07d5026385192fd11f646ad6f.dll
Size

184KB
MD5

5fc5f4e2dea2ee9ff3160262f3753188
SHA1

1b21d5b6c6a201ab2f4249681a211f85c2b609fd
SHA256

6df4dbe99c1e0c12be6a3212154a628335789da07d5026385192fd11f646ad6f
SHA512

28953f36d084b5a3702953a2fe2ac154c0694a56bc4827208921e1da796994df9e700f05e29256d2f705341e806c06c971bb335ce24bd6b70419d3fa91263771
SSDEEP

3072:0iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao2lzoxss7:0iLVCIT4WK2z1W+CUHZj4Skq/eaokoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/2464-0-0x0000000074B20000-0x0000000074B4F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2076	2464	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 2748 wrote to memory of 2464	2748	rundll32.exe	30
PID 2748 wrote to memory of 2464	2748	rundll32.exe	30
PID 2748 wrote to memory of 2464	2748	rundll32.exe	30
PID 2748 wrote to memory of 2464	2748	rundll32.exe	30
PID 2748 wrote to memory of 2464	2748	rundll32.exe	30
PID 2748 wrote to memory of 2464	2748	rundll32.exe	30
PID 2748 wrote to memory of 2464	2748	rundll32.exe	30
PID 2464 wrote to memory of 2076	2464	rundll32.exe	31
PID 2464 wrote to memory of 2076	2464	rundll32.exe	31
PID 2464 wrote to memory of 2076	2464	rundll32.exe	31
PID 2464 wrote to memory of 2076	2464	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6df4dbe99c1e0c12be6a3212154a628335789da07d5026385192fd11f646ad6f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2748
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6df4dbe99c1e0c12be6a3212154a628335789da07d5026385192fd11f646ad6f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2464
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2464 -s 220
    3⤵
    - Program crash
    PID:2076

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/2464-2-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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memory/2464-0-0x0000000074B20000-0x0000000074B4F000-memory.dmp

Filesize
188KB

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