dridex | 83ee43e5357830b375e2293dda023e916e7318e1e146b2b37cf4b4e96f730c82

Analysis

max time kernel
93s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
29-12-2024 02:46

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General

Target

JaffaCakes118_83ee43e5357830b375e2293dda023e916e7318e1e146b2b37cf4b4e96f730c82.dll
Size

184KB
MD5

57d2fdc2255931f624c36fc64bb53e52
SHA1

9de2031b6b065d2e8d1db2850341eef302d21653
SHA256

83ee43e5357830b375e2293dda023e916e7318e1e146b2b37cf4b4e96f730c82
SHA512

96d74a0ea896119fe6188c3b099b3ac5a3b8a96084dcbdfa6d4ebe2cd13d5f46cbfa70392c2f0dbc672928eab16595769d339d89fb129abc7ed4f69a957d7958
SSDEEP

3072:ViLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaorlzoxss7:ViLVCIT4WK2z1W+CUHZj4Skq/eaoRoC

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
behavioral2/memory/4904-1-0x00000000753F0000-0x000000007541F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3680	4904	WerFault.exe	83

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 3 IoCs

description	pid	Process	procid_target
PID 3228 wrote to memory of 4904	3228	rundll32.exe	83
PID 3228 wrote to memory of 4904	3228	rundll32.exe	83
PID 3228 wrote to memory of 4904	3228	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_83ee43e5357830b375e2293dda023e916e7318e1e146b2b37cf4b4e96f730c82.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3228
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_83ee43e5357830b375e2293dda023e916e7318e1e146b2b37cf4b4e96f730c82.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4904
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4904 -s 616
    3⤵
    - Program crash
    PID:3680

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4904 -ip 4904
1⤵
PID:2408

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/4904-0-0x00000000005D0000-0x00000000005D6000-memory.dmp

Filesize
24KB

Download
memory/4904-1-0x00000000753F0000-0x000000007541F000-memory.dmp

Filesize
188KB

Download
memory/4904-3-0x00000000005D0000-0x00000000005D6000-memory.dmp

Filesize
24KB

Download