dridex | 46d7f87dc3066ab35021b82960fd444b5a447560a52069a777f625289ab42944

Analysis

max time kernel
119s
max time network
124s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 10:29

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General

Target

JaffaCakes118_46d7f87dc3066ab35021b82960fd444b5a447560a52069a777f625289ab42944.dll
Size

188KB
MD5

46f3f501f5e502d547d87e91020f9c90
SHA1

929f3f10f86873cd0e9822670addbfdaf3261577
SHA256

46d7f87dc3066ab35021b82960fd444b5a447560a52069a777f625289ab42944
SHA512

2bc5cb9d23688f1b22a7d73876cba8acf237b6e02c92078c7f5121fd5db528c6c668c31c2151683e67c13c04b77974f6901f0945d6e4eb16c5b8f4e1dd523979
SSDEEP

3072:WA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAopo:WzIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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/2736-1-0x0000000074F00000-0x0000000074F30000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2796	2736	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 2128 wrote to memory of 2736	2128	rundll32.exe	30
PID 2128 wrote to memory of 2736	2128	rundll32.exe	30
PID 2128 wrote to memory of 2736	2128	rundll32.exe	30
PID 2128 wrote to memory of 2736	2128	rundll32.exe	30
PID 2128 wrote to memory of 2736	2128	rundll32.exe	30
PID 2128 wrote to memory of 2736	2128	rundll32.exe	30
PID 2128 wrote to memory of 2736	2128	rundll32.exe	30
PID 2736 wrote to memory of 2796	2736	rundll32.exe	31
PID 2736 wrote to memory of 2796	2736	rundll32.exe	31
PID 2736 wrote to memory of 2796	2736	rundll32.exe	31
PID 2736 wrote to memory of 2796	2736	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_46d7f87dc3066ab35021b82960fd444b5a447560a52069a777f625289ab42944.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2128
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_46d7f87dc3066ab35021b82960fd444b5a447560a52069a777f625289ab42944.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2736
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2736 -s 308
    3⤵
    - Program crash
    PID:2796

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/2736-0-0x0000000000200000-0x0000000000206000-memory.dmp

Filesize
24KB

Download
memory/2736-1-0x0000000074F00000-0x0000000074F30000-memory.dmp

Filesize
192KB

Download
memory/2736-3-0x0000000000200000-0x0000000000206000-memory.dmp

Filesize
24KB

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