dridex | 1a544c77689b126923027e0a33db4a47ac8ee31be6db3b96d47bb12b741ecc76

Analysis

max time kernel
95s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2024 02:45

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General

Target

JaffaCakes118_1a544c77689b126923027e0a33db4a47ac8ee31be6db3b96d47bb12b741ecc76.dll
Size

188KB
MD5

a0e4061564fe14f47de6cc378ac1401f
SHA1

fb9b62af72a58bd15e7226e254a4bf2c32b7f874
SHA256

1a544c77689b126923027e0a33db4a47ac8ee31be6db3b96d47bb12b741ecc76
SHA512

de253e89502392b3ebd6fff3f2aea3998212bdbbe8748b23889d4d94e5b40e3d0e488629d8d904d13a8246e813cacf9189a5c74f40fce8371adf254dbee87cce
SSDEEP

3072:rteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzu9qM:jq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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
behavioral2/memory/4188-0-0x0000000074D80000-0x0000000074DB0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2800	4188	WerFault.exe	82

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 3 IoCs

description	pid	Process	procid_target
PID 2108 wrote to memory of 4188	2108	rundll32.exe	82
PID 2108 wrote to memory of 4188	2108	rundll32.exe	82
PID 2108 wrote to memory of 4188	2108	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1a544c77689b126923027e0a33db4a47ac8ee31be6db3b96d47bb12b741ecc76.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2108
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1a544c77689b126923027e0a33db4a47ac8ee31be6db3b96d47bb12b741ecc76.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4188
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4188 -s 692
    3⤵
    - Program crash
    PID:2800

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 4188 -ip 4188
1⤵
PID:4928

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/4188-0-0x0000000074D80000-0x0000000074DB0000-memory.dmp

Filesize
192KB

Download
memory/4188-2-0x00000000008A0000-0x00000000008A6000-memory.dmp

Filesize
24KB

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