dridex | 787b2fb7a27e9d48dc42ef0b6bcef50f1e7c4fe2c13b713a5462a70780b73901

Analysis

max time kernel
95s
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
24-12-2024 03:18

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General

Target

JaffaCakes118_787b2fb7a27e9d48dc42ef0b6bcef50f1e7c4fe2c13b713a5462a70780b73901.dll
Size

188KB
MD5

d085e1122eb178aa50138c7eefef0e48
SHA1

eced4bca04424b820625ea729cef1322ca6f4a6f
SHA256

787b2fb7a27e9d48dc42ef0b6bcef50f1e7c4fe2c13b713a5462a70780b73901
SHA512

8a1ca460fa4f414b54e99ca623571ab263bff6632b94d3ec6bdebe78fcc10f81bf9289643dc1133913a47d1692f900bea1ddcf56494f4cabee0f3d33fed6c540
SSDEEP

3072:oteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz59qM:Mq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/2408-1-0x0000000074FD0000-0x0000000075000000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2368	2408	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 4976 wrote to memory of 2408	4976	rundll32.exe	82
PID 4976 wrote to memory of 2408	4976	rundll32.exe	82
PID 4976 wrote to memory of 2408	4976	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_787b2fb7a27e9d48dc42ef0b6bcef50f1e7c4fe2c13b713a5462a70780b73901.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4976
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_787b2fb7a27e9d48dc42ef0b6bcef50f1e7c4fe2c13b713a5462a70780b73901.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2408
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2408 -s 692
    3⤵
    - Program crash
    PID:2368

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2408 -ip 2408
1⤵
PID:3752

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/2408-0-0x00000000026C0000-0x00000000026C6000-memory.dmp

Filesize
24KB

Download
memory/2408-1-0x0000000074FD0000-0x0000000075000000-memory.dmp

Filesize
192KB

Download
memory/2408-3-0x00000000026C0000-0x00000000026C6000-memory.dmp

Filesize
24KB

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