dridex | e121f6f97f38928852e7f72919e3d067564c2330eb8752e757b0cac76d0d109e

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
02-12-2024 14:12

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General

Target

b899ca019ec2c264b55b3fee06e1db23_JaffaCakes118.dll
Size

184KB
MD5

b899ca019ec2c264b55b3fee06e1db23
SHA1

73c9e4e8e9658bbe1ab42ab9b7587e5e34d5c4e3
SHA256

e121f6f97f38928852e7f72919e3d067564c2330eb8752e757b0cac76d0d109e
SHA512

e32c818796de7cf4bbe37e0df42b24b9d4a4b0045f8b86cbae311c5a7d557845ac01b0c7c7c3826a9885afc07fedc50c74196bd035ee2f8570dec6f0dbd2aa16
SSDEEP

3072:+VaqugfpuWSAfE+L+u9x+n0PCJfDiuMlBFiZtShB5ci86mhKROQzD5uLXzP7YuW:0aqu8uD4Ey+QU0SiuMwZkBalhK9uLDP0

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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

Processes:

resource	yara_rule
behavioral1/memory/2564-1-0x0000000074E50000-0x0000000074E80000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
2392	2564	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

Processes:

rundll32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	Process	procid_target
PID 2084 wrote to memory of 2564	2084	rundll32.exe	30
PID 2084 wrote to memory of 2564	2084	rundll32.exe	30
PID 2084 wrote to memory of 2564	2084	rundll32.exe	30
PID 2084 wrote to memory of 2564	2084	rundll32.exe	30
PID 2084 wrote to memory of 2564	2084	rundll32.exe	30
PID 2084 wrote to memory of 2564	2084	rundll32.exe	30
PID 2084 wrote to memory of 2564	2084	rundll32.exe	30
PID 2564 wrote to memory of 2392	2564	rundll32.exe	31
PID 2564 wrote to memory of 2392	2564	rundll32.exe	31
PID 2564 wrote to memory of 2392	2564	rundll32.exe	31
PID 2564 wrote to memory of 2392	2564	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b899ca019ec2c264b55b3fee06e1db23_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2084
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b899ca019ec2c264b55b3fee06e1db23_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2564
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2564 -s 220
    3⤵
    - Program crash
    PID:2392

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/2564-0-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/2564-1-0x0000000074E50000-0x0000000074E80000-memory.dmp

Filesize
192KB

Download
memory/2564-3-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download