dridex | 82090342661377cad9948b3e66aee06a047a55367aea1bdc909efef9cd1abaed

Analysis

max time kernel
15s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 20:00

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General

Target

JaffaCakes118_82090342661377cad9948b3e66aee06a047a55367aea1bdc909efef9cd1abaed.dll
Size

184KB
MD5

378eeb9ff7813c747e4548871cf19c70
SHA1

7453af093460458323ab21dca9e43ddb02a3367c
SHA256

82090342661377cad9948b3e66aee06a047a55367aea1bdc909efef9cd1abaed
SHA512

a625f04a758329e5def3c129ae4aa1aabe2354b53318b9bf733863994cead5ff11d1656877ccc59a3f9668bc1894e055f4a7a391b9c25ce7325cb18edb51ad11
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoClzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaoooC

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/2208-1-0x0000000074D20000-0x0000000074D4F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2800	2208	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 880 wrote to memory of 2208	880	rundll32.exe	30
PID 880 wrote to memory of 2208	880	rundll32.exe	30
PID 880 wrote to memory of 2208	880	rundll32.exe	30
PID 880 wrote to memory of 2208	880	rundll32.exe	30
PID 880 wrote to memory of 2208	880	rundll32.exe	30
PID 880 wrote to memory of 2208	880	rundll32.exe	30
PID 880 wrote to memory of 2208	880	rundll32.exe	30
PID 2208 wrote to memory of 2800	2208	rundll32.exe	31
PID 2208 wrote to memory of 2800	2208	rundll32.exe	31
PID 2208 wrote to memory of 2800	2208	rundll32.exe	31
PID 2208 wrote to memory of 2800	2208	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_82090342661377cad9948b3e66aee06a047a55367aea1bdc909efef9cd1abaed.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:880
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_82090342661377cad9948b3e66aee06a047a55367aea1bdc909efef9cd1abaed.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2208
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2208 -s 220
    3⤵
    - Program crash
    PID:2800

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/2208-1-0x0000000074D20000-0x0000000074D4F000-memory.dmp

Filesize
188KB

Download
memory/2208-2-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

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