dridex | 43b93d873be26464fe80f72c414d5ae738dd61226ad7827913ffd61e02e31f1b

Analysis

max time kernel
93s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
28-12-2024 23:28

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General

Target

JaffaCakes118_43b93d873be26464fe80f72c414d5ae738dd61226ad7827913ffd61e02e31f1b.dll
Size

184KB
MD5

7893e68e141130a5813f09e71639fde4
SHA1

56d370cbf4593cd785cbe04bb7dfed29f6169af9
SHA256

43b93d873be26464fe80f72c414d5ae738dd61226ad7827913ffd61e02e31f1b
SHA512

a203ace7e5a22a7952571b623fa88c182da496e8be54b84cd5fa9b1a4d9f241d3dd3ce161901eca546294b0a78aa5da298e06f84c2c6998458d2dcf905625cc9
SSDEEP

3072:viLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoulzoxss7:viLVCIT4WK2z1W+CUHZj4Skq/eaosoC

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/1612-1-0x0000000075570000-0x000000007559F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1988	1612	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 2504 wrote to memory of 1612	2504	rundll32.exe	83
PID 2504 wrote to memory of 1612	2504	rundll32.exe	83
PID 2504 wrote to memory of 1612	2504	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_43b93d873be26464fe80f72c414d5ae738dd61226ad7827913ffd61e02e31f1b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2504
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_43b93d873be26464fe80f72c414d5ae738dd61226ad7827913ffd61e02e31f1b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1612
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1612 -s 620
    3⤵
    - Program crash
    PID:1988

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1612 -ip 1612
1⤵
PID:3172

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/1612-0-0x0000000000E10000-0x0000000000E16000-memory.dmp

Filesize
24KB

Download
memory/1612-1-0x0000000075570000-0x000000007559F000-memory.dmp

Filesize
188KB

Download
memory/1612-3-0x0000000000E10000-0x0000000000E16000-memory.dmp

Filesize
24KB

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