dridex | fb8b5f79bc4abc0939bfd83436477518bf9d63fd2284230605b930a3fdb49ebc

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 17:54

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General

Target

JaffaCakes118_fb8b5f79bc4abc0939bfd83436477518bf9d63fd2284230605b930a3fdb49ebc.dll
Size

188KB
MD5

32ca1af3acf4a36a3406aaf35db15370
SHA1

5afba5adf6105cad38556f67c0ef38cc46213756
SHA256

fb8b5f79bc4abc0939bfd83436477518bf9d63fd2284230605b930a3fdb49ebc
SHA512

01747d66cf80c4679406204d06257d74faa325333d09729563b6ee438944f83592e0c3ef87d5204db0bd708051460850a8b8d4eac79ad7967dc1fde6033463ed
SSDEEP

3072:lA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo+o:lzIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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/2180-1-0x0000000075250000-0x0000000075280000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2144	2180	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 2084 wrote to memory of 2180	2084	rundll32.exe	30
PID 2084 wrote to memory of 2180	2084	rundll32.exe	30
PID 2084 wrote to memory of 2180	2084	rundll32.exe	30
PID 2084 wrote to memory of 2180	2084	rundll32.exe	30
PID 2084 wrote to memory of 2180	2084	rundll32.exe	30
PID 2084 wrote to memory of 2180	2084	rundll32.exe	30
PID 2084 wrote to memory of 2180	2084	rundll32.exe	30
PID 2180 wrote to memory of 2144	2180	rundll32.exe	31
PID 2180 wrote to memory of 2144	2180	rundll32.exe	31
PID 2180 wrote to memory of 2144	2180	rundll32.exe	31
PID 2180 wrote to memory of 2144	2180	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fb8b5f79bc4abc0939bfd83436477518bf9d63fd2284230605b930a3fdb49ebc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2084
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fb8b5f79bc4abc0939bfd83436477518bf9d63fd2284230605b930a3fdb49ebc.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2180
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2180 -s 300
    3⤵
    - Program crash
    PID:2144

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

Replay Monitor

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Downloads

memory/2180-0-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/2180-1-0x0000000075250000-0x0000000075280000-memory.dmp

Filesize
192KB

Download
memory/2180-4-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download