dridex | 798e0cf45c455d2cae57c228103edf231cf17619d9e0b16ec5cae4192d4195f9

Analysis

max time kernel
26s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
29/12/2024, 11:29

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General

Target

JaffaCakes118_798e0cf45c455d2cae57c228103edf231cf17619d9e0b16ec5cae4192d4195f9.dll
Size

184KB
MD5

64f5c5b030f159b68573f41913a3c6db
SHA1

48a4b1f80da5be55cb0118af95091f185ce4d12c
SHA256

798e0cf45c455d2cae57c228103edf231cf17619d9e0b16ec5cae4192d4195f9
SHA512

15699101c7cf509f7057655d00d7e359665d03e0ea358eef69dbd31370bdf1485fefb87b581e36ba88468537cd152279df6cfd520ed2c1c61912f707dd1635a2
SSDEEP

3072:CiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoZlzoxss7:CiLVCIT4WK2z1W+CUHZj4Skq/eaoHoC

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/2124-1-0x0000000074EC0000-0x0000000074EEF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2856	2124	WerFault.exe	29

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 2792 wrote to memory of 2124	2792	rundll32.exe	29
PID 2792 wrote to memory of 2124	2792	rundll32.exe	29
PID 2792 wrote to memory of 2124	2792	rundll32.exe	29
PID 2792 wrote to memory of 2124	2792	rundll32.exe	29
PID 2792 wrote to memory of 2124	2792	rundll32.exe	29
PID 2792 wrote to memory of 2124	2792	rundll32.exe	29
PID 2792 wrote to memory of 2124	2792	rundll32.exe	29
PID 2124 wrote to memory of 2856	2124	rundll32.exe	30
PID 2124 wrote to memory of 2856	2124	rundll32.exe	30
PID 2124 wrote to memory of 2856	2124	rundll32.exe	30
PID 2124 wrote to memory of 2856	2124	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_798e0cf45c455d2cae57c228103edf231cf17619d9e0b16ec5cae4192d4195f9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2792
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_798e0cf45c455d2cae57c228103edf231cf17619d9e0b16ec5cae4192d4195f9.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2124
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 224
    3⤵
    - Program crash
    PID:2856

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/2124-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2124-1-0x0000000074EC0000-0x0000000074EEF000-memory.dmp

Filesize
188KB

Download
memory/2124-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download