dridex | bd43f5af595eb05e5cf77c2f1e0a67dfea13de25427715d7455e7149d1e83a90

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:59

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

JaffaCakes118_bd43f5af595eb05e5cf77c2f1e0a67dfea13de25427715d7455e7149d1e83a90.dll
Size

184KB
MD5

bd525bf143ae06322e6bf8e1321368f4
SHA1

0f56f4a8f29bc30ab959e5e5ed8cf74e2cac0b5f
SHA256

bd43f5af595eb05e5cf77c2f1e0a67dfea13de25427715d7455e7149d1e83a90
SHA512

cca93e5696e822a96111cf77e21cd68185959bc5a9ee72805a2d8051999f33524af94b7ca4653e2fae1a6dc855ea065a15b4ba52901ea47f2f140df0462e36ef
SSDEEP

3072:biLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaohlzoxss7:biLVCIT4WK2z1W+CUHZj4Skq/eao/oC

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/2084-1-0x0000000074B40000-0x0000000074B6F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2764	2084	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 1792 wrote to memory of 2084	1792	rundll32.exe	30
PID 1792 wrote to memory of 2084	1792	rundll32.exe	30
PID 1792 wrote to memory of 2084	1792	rundll32.exe	30
PID 1792 wrote to memory of 2084	1792	rundll32.exe	30
PID 1792 wrote to memory of 2084	1792	rundll32.exe	30
PID 1792 wrote to memory of 2084	1792	rundll32.exe	30
PID 1792 wrote to memory of 2084	1792	rundll32.exe	30
PID 2084 wrote to memory of 2764	2084	rundll32.exe	31
PID 2084 wrote to memory of 2764	2084	rundll32.exe	31
PID 2084 wrote to memory of 2764	2084	rundll32.exe	31
PID 2084 wrote to memory of 2764	2084	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bd43f5af595eb05e5cf77c2f1e0a67dfea13de25427715d7455e7149d1e83a90.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1792
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bd43f5af595eb05e5cf77c2f1e0a67dfea13de25427715d7455e7149d1e83a90.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2084
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2084 -s 220
    3⤵
    - Program crash
    PID:2764

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

Loading Replay Monitor...

Downloads

memory/2084-0-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/2084-1-0x0000000074B40000-0x0000000074B6F000-memory.dmp

Filesize
188KB

Download
memory/2084-3-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download