dridex | e45a96cc25623a9a1db1c7e2f56677e336a2a8bbbf2c80bdc9df79a8095340f2

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
26-12-2024 23:23

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General

Target

JaffaCakes118_e45a96cc25623a9a1db1c7e2f56677e336a2a8bbbf2c80bdc9df79a8095340f2.dll
Size

184KB
MD5

f5ae3e26efe8563ab92fc690526bba0d
SHA1

724e5207397147cc2ef6677b52fde73a0f0e1c54
SHA256

e45a96cc25623a9a1db1c7e2f56677e336a2a8bbbf2c80bdc9df79a8095340f2
SHA512

17ad145b3aa5fe83bf303449c85ef229e93cfdc5ae3bff9ef9a686f9e038245e926fdfb87f1178207bcb6f2fb7b3fe9c717552e5d200844be1cb2d2e4968cb3f
SSDEEP

3072:JiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoUlzoxss7:JiLVCIT4WK2z1W+CUHZj4Skq/eaoqoC

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/2396-0-0x0000000074C30000-0x0000000074C5F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2692	2396	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 2568 wrote to memory of 2396	2568	rundll32.exe	30
PID 2568 wrote to memory of 2396	2568	rundll32.exe	30
PID 2568 wrote to memory of 2396	2568	rundll32.exe	30
PID 2568 wrote to memory of 2396	2568	rundll32.exe	30
PID 2568 wrote to memory of 2396	2568	rundll32.exe	30
PID 2568 wrote to memory of 2396	2568	rundll32.exe	30
PID 2568 wrote to memory of 2396	2568	rundll32.exe	30
PID 2396 wrote to memory of 2692	2396	rundll32.exe	32
PID 2396 wrote to memory of 2692	2396	rundll32.exe	32
PID 2396 wrote to memory of 2692	2396	rundll32.exe	32
PID 2396 wrote to memory of 2692	2396	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e45a96cc25623a9a1db1c7e2f56677e336a2a8bbbf2c80bdc9df79a8095340f2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2568
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e45a96cc25623a9a1db1c7e2f56677e336a2a8bbbf2c80bdc9df79a8095340f2.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2396
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2396 -s 220
    3⤵
    - Program crash
    PID:2692

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/2396-2-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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memory/2396-0-0x0000000074C30000-0x0000000074C5F000-memory.dmp

Filesize
188KB

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