dridex | 7f7a9138e1aeceab5eeab53972334d3aa8711e544fa049b5929f69070e523da2

Analysis

max time kernel
95s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 02:58

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General

Target

JaffaCakes118_7f7a9138e1aeceab5eeab53972334d3aa8711e544fa049b5929f69070e523da2.dll
Size

184KB
MD5

bb50e40026ad32aa1d8cde2e0af41fa1
SHA1

8809ce622514dd13db553ab33f3bc11616491f93
SHA256

7f7a9138e1aeceab5eeab53972334d3aa8711e544fa049b5929f69070e523da2
SHA512

c129102fe0674e74e1fabb12bd6fe13c2b5c47a1f2d293fda17294ad1170c2bbe86d4d780c6b80beb5e8fa8a9a7088f275b51b35cd1edf23bc454815ce263e41
SSDEEP

3072:TiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoylzoxss7:TiLVCIT4WK2z1W+CUHZj4Skq/eao4oC

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/1004-1-0x0000000074EF0000-0x0000000074F1F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2192	1004	WerFault.exe	82

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 3456 wrote to memory of 1004	3456	rundll32.exe	82
PID 3456 wrote to memory of 1004	3456	rundll32.exe	82
PID 3456 wrote to memory of 1004	3456	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7f7a9138e1aeceab5eeab53972334d3aa8711e544fa049b5929f69070e523da2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3456
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7f7a9138e1aeceab5eeab53972334d3aa8711e544fa049b5929f69070e523da2.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1004
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1004 -s 620
    3⤵
    - Program crash
    PID:2192

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1004 -ip 1004
1⤵
PID:3140

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/1004-0-0x00000000003C0000-0x00000000003C6000-memory.dmp

Filesize
24KB

Download
memory/1004-1-0x0000000074EF0000-0x0000000074F1F000-memory.dmp

Filesize
188KB

Download
memory/1004-3-0x00000000003C0000-0x00000000003C6000-memory.dmp

Filesize
24KB

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