dridex | 5f1977f9db84c6a66a80ab41917cb81b34b76c02da5dbbd4cc34ac1d0c14d69a

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 01:15

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General

Target

JaffaCakes118_5f1977f9db84c6a66a80ab41917cb81b34b76c02da5dbbd4cc34ac1d0c14d69a.dll
Size

184KB
MD5

80864e12009fd89d8721391dd93788e9
SHA1

b199fdedcab62b7caa383a04c4a7f830771df9dd
SHA256

5f1977f9db84c6a66a80ab41917cb81b34b76c02da5dbbd4cc34ac1d0c14d69a
SHA512

f1bf6eb498e5a74971b25f5f185d27ce5dff90a056bb97584fa800fa4e0ff558591867d0c199ef2ce35d6835c16ada4b08acdb483584d566e2eecec94efc6e11
SSDEEP

3072:IJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jqa//2uFrSc:FfYOX+wTScR/Xzku9LVwluG

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/1784-1-0x0000000075080000-0x00000000750AF000-memory.dmp	dridex_ldr
behavioral1/memory/1784-2-0x0000000075080000-0x00000000750AF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2496	1784	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 1956 wrote to memory of 1784	1956	rundll32.exe	30
PID 1956 wrote to memory of 1784	1956	rundll32.exe	30
PID 1956 wrote to memory of 1784	1956	rundll32.exe	30
PID 1956 wrote to memory of 1784	1956	rundll32.exe	30
PID 1956 wrote to memory of 1784	1956	rundll32.exe	30
PID 1956 wrote to memory of 1784	1956	rundll32.exe	30
PID 1956 wrote to memory of 1784	1956	rundll32.exe	30
PID 1784 wrote to memory of 2496	1784	rundll32.exe	32
PID 1784 wrote to memory of 2496	1784	rundll32.exe	32
PID 1784 wrote to memory of 2496	1784	rundll32.exe	32
PID 1784 wrote to memory of 2496	1784	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5f1977f9db84c6a66a80ab41917cb81b34b76c02da5dbbd4cc34ac1d0c14d69a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1956
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5f1977f9db84c6a66a80ab41917cb81b34b76c02da5dbbd4cc34ac1d0c14d69a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1784
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1784 -s 220
    3⤵
    - Program crash
    PID:2496

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/1784-0-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/1784-1-0x0000000075080000-0x00000000750AF000-memory.dmp

Filesize
188KB

Download
memory/1784-2-0x0000000075080000-0x00000000750AF000-memory.dmp

Filesize
188KB

Download
memory/1784-3-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download