dridex | b7d0f66f3c173bc1cd03f93ffbf046c9adef783800afcca3e1df0f40b102e548

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27-12-2024 00:30

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General

Target

JaffaCakes118_b7d0f66f3c173bc1cd03f93ffbf046c9adef783800afcca3e1df0f40b102e548.dll
Size

184KB
MD5

c5f181bcf8b0d88b8fd1722be82a5c79
SHA1

3e731d202ad288d72b4bf9273e25572596cd0ff8
SHA256

b7d0f66f3c173bc1cd03f93ffbf046c9adef783800afcca3e1df0f40b102e548
SHA512

798bff13f957c7df687a91f12c7ba7f62f598d5c943dcef900f09a0ad45f9920512907e8b841dec529a0c072e8661ff2452df089850990476ec7342c2420c4b6
SSDEEP

3072:ciLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoQlzoxss7:ciLVCIT4WK2z1W+CUHZj4Skq/eaouoC

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/2696-1-0x0000000075250000-0x000000007527F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2952	2696	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 2676 wrote to memory of 2696	2676	rundll32.exe	30
PID 2676 wrote to memory of 2696	2676	rundll32.exe	30
PID 2676 wrote to memory of 2696	2676	rundll32.exe	30
PID 2676 wrote to memory of 2696	2676	rundll32.exe	30
PID 2676 wrote to memory of 2696	2676	rundll32.exe	30
PID 2676 wrote to memory of 2696	2676	rundll32.exe	30
PID 2676 wrote to memory of 2696	2676	rundll32.exe	30
PID 2696 wrote to memory of 2952	2696	rundll32.exe	31
PID 2696 wrote to memory of 2952	2696	rundll32.exe	31
PID 2696 wrote to memory of 2952	2696	rundll32.exe	31
PID 2696 wrote to memory of 2952	2696	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b7d0f66f3c173bc1cd03f93ffbf046c9adef783800afcca3e1df0f40b102e548.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2676
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b7d0f66f3c173bc1cd03f93ffbf046c9adef783800afcca3e1df0f40b102e548.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2696
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2696 -s 220
    3⤵
    - Program crash
    PID:2952

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/2696-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2696-1-0x0000000075250000-0x000000007527F000-memory.dmp

Filesize
188KB

Download
memory/2696-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download