dridex | 59449a960f0e1d493d763230e2084baedc91a54e675cb067b96b224a355b4987

Analysis

max time kernel
26s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 12:42

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General

Target

JaffaCakes118_59449a960f0e1d493d763230e2084baedc91a54e675cb067b96b224a355b4987.dll
Size

161KB
MD5

15f9eb8721c7a91565ce20c53c23b67b
SHA1

f86ac7d23c245bcb78454e0d0aed3e758f7300d7
SHA256

59449a960f0e1d493d763230e2084baedc91a54e675cb067b96b224a355b4987
SHA512

00027fc00e61b77ba8fdfd4734a4f76566de4dc71820ebe195ee1086ce443b190422ea6f851a4d7baffb6783b49b002d8a4a617e699067faee2edece506f45c0
SSDEEP

3072:/tSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2TGkFY:lnS62Fl+pkeJl3CvRStrFl+EYi

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2612-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2612-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1660	2612	WerFault.exe	29

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 2376 wrote to memory of 2612	2376	rundll32.exe	29
PID 2376 wrote to memory of 2612	2376	rundll32.exe	29
PID 2376 wrote to memory of 2612	2376	rundll32.exe	29
PID 2376 wrote to memory of 2612	2376	rundll32.exe	29
PID 2376 wrote to memory of 2612	2376	rundll32.exe	29
PID 2376 wrote to memory of 2612	2376	rundll32.exe	29
PID 2376 wrote to memory of 2612	2376	rundll32.exe	29
PID 2612 wrote to memory of 1660	2612	rundll32.exe	30
PID 2612 wrote to memory of 1660	2612	rundll32.exe	30
PID 2612 wrote to memory of 1660	2612	rundll32.exe	30
PID 2612 wrote to memory of 1660	2612	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_59449a960f0e1d493d763230e2084baedc91a54e675cb067b96b224a355b4987.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2376
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_59449a960f0e1d493d763230e2084baedc91a54e675cb067b96b224a355b4987.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2612
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2612 -s 264
    3⤵
    - Program crash
    PID:1660

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/2612-0-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2612-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2612-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2612-3-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download