dridex | efa2e6a6aa9c1250db1023bd4a6f3513028c268c107f2cd71ca94691bfb2dbe6

Analysis

max time kernel
24s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 02:51

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General

Target

JaffaCakes118_efa2e6a6aa9c1250db1023bd4a6f3513028c268c107f2cd71ca94691bfb2dbe6.dll
Size

184KB
MD5

7732b4d76cb903aa60a4b7fbc77307eb
SHA1

00d1fde82e66966147903de355b760b016a9e3c5
SHA256

efa2e6a6aa9c1250db1023bd4a6f3513028c268c107f2cd71ca94691bfb2dbe6
SHA512

d41edadc933df252892664cdff9f65597b6694fef06fdbdd0ecd10eb68c3186b18971ab73f94de272e9f1bd9045781121b669e3978c164a52835ca467a29f32a
SSDEEP

3072:DiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoDlzoxss7:DiLVCIT4WK2z1W+CUHZj4Skq/eaoZoC

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/2792-1-0x0000000074EB0000-0x0000000074EDF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2852	2792	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 1680 wrote to memory of 2792	1680	rundll32.exe	29
PID 1680 wrote to memory of 2792	1680	rundll32.exe	29
PID 1680 wrote to memory of 2792	1680	rundll32.exe	29
PID 1680 wrote to memory of 2792	1680	rundll32.exe	29
PID 1680 wrote to memory of 2792	1680	rundll32.exe	29
PID 1680 wrote to memory of 2792	1680	rundll32.exe	29
PID 1680 wrote to memory of 2792	1680	rundll32.exe	29
PID 2792 wrote to memory of 2852	2792	rundll32.exe	30
PID 2792 wrote to memory of 2852	2792	rundll32.exe	30
PID 2792 wrote to memory of 2852	2792	rundll32.exe	30
PID 2792 wrote to memory of 2852	2792	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_efa2e6a6aa9c1250db1023bd4a6f3513028c268c107f2cd71ca94691bfb2dbe6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1680
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_efa2e6a6aa9c1250db1023bd4a6f3513028c268c107f2cd71ca94691bfb2dbe6.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2792
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2792 -s 224
    3⤵
    - Program crash
    PID:2852

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/2792-0-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/2792-1-0x0000000074EB0000-0x0000000074EDF000-memory.dmp

Filesize
188KB

Download
memory/2792-3-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download