dridex | b766ce5939684b0fb849c2ef6ad9cd08ec7ca25cf155612e4c58a2084c64a273

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 02:00

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General

Target

JaffaCakes118_b766ce5939684b0fb849c2ef6ad9cd08ec7ca25cf155612e4c58a2084c64a273.dll
Size

184KB
MD5

f3c0f25180a0da1d1c2fb1ff7d18a668
SHA1

37811d4497d17d4001d0edf48f835db6e815c388
SHA256

b766ce5939684b0fb849c2ef6ad9cd08ec7ca25cf155612e4c58a2084c64a273
SHA512

a60e55550cf01028110698451f291cb182c2274c362b7adf7f400540c61a8c55bcb9a593eb11d181097146174c5e365e2a54cfc03a5d8a553671df15a85a63dc
SSDEEP

3072:FiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoMlzoxss7:FiLVCIT4WK2z1W+CUHZj4Skq/eaoyoC

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/2076-1-0x0000000074CD0000-0x0000000074CFF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2716	2076	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 2424 wrote to memory of 2076	2424	rundll32.exe	30
PID 2424 wrote to memory of 2076	2424	rundll32.exe	30
PID 2424 wrote to memory of 2076	2424	rundll32.exe	30
PID 2424 wrote to memory of 2076	2424	rundll32.exe	30
PID 2424 wrote to memory of 2076	2424	rundll32.exe	30
PID 2424 wrote to memory of 2076	2424	rundll32.exe	30
PID 2424 wrote to memory of 2076	2424	rundll32.exe	30
PID 2076 wrote to memory of 2716	2076	rundll32.exe	32
PID 2076 wrote to memory of 2716	2076	rundll32.exe	32
PID 2076 wrote to memory of 2716	2076	rundll32.exe	32
PID 2076 wrote to memory of 2716	2076	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b766ce5939684b0fb849c2ef6ad9cd08ec7ca25cf155612e4c58a2084c64a273.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2424
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b766ce5939684b0fb849c2ef6ad9cd08ec7ca25cf155612e4c58a2084c64a273.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2076
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2076 -s 220
    3⤵
    - Program crash
    PID:2716

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/2076-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2076-1-0x0000000074CD0000-0x0000000074CFF000-memory.dmp

Filesize
188KB

Download
memory/2076-4-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download