dridex | 822b45e171f4b01493c7223b252a0c259c24b1aada1423c111f99a8d0b1708e0

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
30/12/2024, 03:38

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General

Target

JaffaCakes118_822b45e171f4b01493c7223b252a0c259c24b1aada1423c111f99a8d0b1708e0.dll
Size

184KB
MD5

cc32734ca3a00078f1b4eb1a1e063192
SHA1

b728fb3da3c0aede11f6fd46efb108d4841c97c6
SHA256

822b45e171f4b01493c7223b252a0c259c24b1aada1423c111f99a8d0b1708e0
SHA512

a9ef0a2e5ad12f7c4f3016f1c52be8c89a957f00e147555cb0f83fed780933c267c2aae87e37f40d34c98281b58d99f7a3d4ea39d2f6a325c1b8430b4dc31b46
SSDEEP

3072:nJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jta//2uFrSc:UfYOX+wTScR/Xzku9LVwKuG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1752-1-0x0000000074650000-0x000000007467F000-memory.dmp	dridex_ldr
behavioral1/memory/1752-2-0x0000000074650000-0x000000007467F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2604	1752	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 2580 wrote to memory of 1752	2580	rundll32.exe	30
PID 2580 wrote to memory of 1752	2580	rundll32.exe	30
PID 2580 wrote to memory of 1752	2580	rundll32.exe	30
PID 2580 wrote to memory of 1752	2580	rundll32.exe	30
PID 2580 wrote to memory of 1752	2580	rundll32.exe	30
PID 2580 wrote to memory of 1752	2580	rundll32.exe	30
PID 2580 wrote to memory of 1752	2580	rundll32.exe	30
PID 1752 wrote to memory of 2604	1752	rundll32.exe	32
PID 1752 wrote to memory of 2604	1752	rundll32.exe	32
PID 1752 wrote to memory of 2604	1752	rundll32.exe	32
PID 1752 wrote to memory of 2604	1752	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_822b45e171f4b01493c7223b252a0c259c24b1aada1423c111f99a8d0b1708e0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2580
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_822b45e171f4b01493c7223b252a0c259c24b1aada1423c111f99a8d0b1708e0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1752
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1752 -s 220
    3⤵
    - Program crash
    PID:2604

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

Replay Monitor

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Downloads

memory/1752-0-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/1752-1-0x0000000074650000-0x000000007467F000-memory.dmp

Filesize
188KB

Download
memory/1752-3-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/1752-2-0x0000000074650000-0x000000007467F000-memory.dmp

Filesize
188KB

Download