dridex | 9a7e68c05a75c35718a53be18ae9c3670d1be8c0acc72c034ca31018b56d59b3

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 21:54

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General

Target

JaffaCakes118_9a7e68c05a75c35718a53be18ae9c3670d1be8c0acc72c034ca31018b56d59b3.dll
Size

184KB
MD5

b3a93bed8f05d9738554e341ac0b0d30
SHA1

c1aa7127c468217bd4d793df72836055bcf2511a
SHA256

9a7e68c05a75c35718a53be18ae9c3670d1be8c0acc72c034ca31018b56d59b3
SHA512

ae0237f4e4046d7a19588ca6fcf7376f6d6d9b4ac880b2fac76901a5b2ba360f0caa62118dc6229831c16feb1cfc53761cc7387f892a4d9752ccb7afb0e548bb
SSDEEP

3072:KJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jya//2uFrSc:LfYOX+wTScR/Xzku9LVwpuG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2376-1-0x0000000075200000-0x000000007522F000-memory.dmp	dridex_ldr
behavioral1/memory/2376-2-0x0000000075200000-0x000000007522F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2596	2376	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 2400 wrote to memory of 2376	2400	rundll32.exe	30
PID 2400 wrote to memory of 2376	2400	rundll32.exe	30
PID 2400 wrote to memory of 2376	2400	rundll32.exe	30
PID 2400 wrote to memory of 2376	2400	rundll32.exe	30
PID 2400 wrote to memory of 2376	2400	rundll32.exe	30
PID 2400 wrote to memory of 2376	2400	rundll32.exe	30
PID 2400 wrote to memory of 2376	2400	rundll32.exe	30
PID 2376 wrote to memory of 2596	2376	rundll32.exe	32
PID 2376 wrote to memory of 2596	2376	rundll32.exe	32
PID 2376 wrote to memory of 2596	2376	rundll32.exe	32
PID 2376 wrote to memory of 2596	2376	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9a7e68c05a75c35718a53be18ae9c3670d1be8c0acc72c034ca31018b56d59b3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2400
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9a7e68c05a75c35718a53be18ae9c3670d1be8c0acc72c034ca31018b56d59b3.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2376
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2376 -s 220
    3⤵
    - Program crash
    PID:2596

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/2376-0-0x0000000000110000-0x0000000000116000-memory.dmp

Filesize
24KB

Download
memory/2376-1-0x0000000075200000-0x000000007522F000-memory.dmp

Filesize
188KB

Download
memory/2376-3-0x0000000000110000-0x0000000000116000-memory.dmp

Filesize
24KB

Download
memory/2376-2-0x0000000075200000-0x000000007522F000-memory.dmp

Filesize
188KB

Download