dridex | 761e1cbb73718e75d0819ecf07da62b1df80ba1ed1e88f648044972b5216d95b

Analysis

max time kernel
117s
max time network
130s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 10:28

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General

Target

JaffaCakes118_761e1cbb73718e75d0819ecf07da62b1df80ba1ed1e88f648044972b5216d95b.dll
Size

184KB
MD5

e9e1621f4a96fcf934a6e37a2d873474
SHA1

64b4ade81173a532831baed60db5b3f3c1e38d9f
SHA256

761e1cbb73718e75d0819ecf07da62b1df80ba1ed1e88f648044972b5216d95b
SHA512

0a759e374b207d1652f299d43d11347cf24f5d73fd5da8ec42240c6e08b6d64be852ec8835679ddfe0a3bb715c16d1d2b3e3c552ba35d4d2cea1eae497746ee5
SSDEEP

3072:9iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoKlzoxss7:9iLVCIT4WK2z1W+CUHZj4Skq/eaoAoC

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/2600-1-0x0000000074840000-0x000000007486F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2480	2600	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 1868 wrote to memory of 2600	1868	rundll32.exe	30
PID 1868 wrote to memory of 2600	1868	rundll32.exe	30
PID 1868 wrote to memory of 2600	1868	rundll32.exe	30
PID 1868 wrote to memory of 2600	1868	rundll32.exe	30
PID 1868 wrote to memory of 2600	1868	rundll32.exe	30
PID 1868 wrote to memory of 2600	1868	rundll32.exe	30
PID 1868 wrote to memory of 2600	1868	rundll32.exe	30
PID 2600 wrote to memory of 2480	2600	rundll32.exe	32
PID 2600 wrote to memory of 2480	2600	rundll32.exe	32
PID 2600 wrote to memory of 2480	2600	rundll32.exe	32
PID 2600 wrote to memory of 2480	2600	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_761e1cbb73718e75d0819ecf07da62b1df80ba1ed1e88f648044972b5216d95b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1868
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_761e1cbb73718e75d0819ecf07da62b1df80ba1ed1e88f648044972b5216d95b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2600
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2600 -s 220
    3⤵
    - Program crash
    PID:2480

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/2600-0-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/2600-1-0x0000000074840000-0x000000007486F000-memory.dmp

Filesize
188KB

Download
memory/2600-3-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download