dridex | b62f5b28131fa41abba4c8c37ea6e4f9ab2aa0cc1486e24d0243039504e73580

Analysis

max time kernel
97s
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
30/12/2024, 19:13

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General

Target

JaffaCakes118_b62f5b28131fa41abba4c8c37ea6e4f9ab2aa0cc1486e24d0243039504e73580.dll
Size

170KB
MD5

71ccbfb2ca356def4e3e6564b03e3487
SHA1

6ce02678ded9f177c9eef6dae86078b41a5ae04b
SHA256

b62f5b28131fa41abba4c8c37ea6e4f9ab2aa0cc1486e24d0243039504e73580
SHA512

1fdca7d9910c56c99053677af27baeef24cae8d59088c954bf41376fcbbf0fcb46d4e7d605ce0e69fa90903aec89ca4338d16d944ed959eafe4bb02be905130f
SSDEEP

3072:3qWLBTrGNr0gl+CI3bc4ThMXu6GkqFmLqmjcRVmkHkKFhG2wwUJ5/lB:BVqNd+CIQHXu9VFmu0qU2CJ5

Score

10^/10

dridex 40112 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

40112

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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/3108-0-0x0000000075240000-0x0000000075270000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4772	3108	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 980 wrote to memory of 3108	980	rundll32.exe	83
PID 980 wrote to memory of 3108	980	rundll32.exe	83
PID 980 wrote to memory of 3108	980	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b62f5b28131fa41abba4c8c37ea6e4f9ab2aa0cc1486e24d0243039504e73580.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:980
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b62f5b28131fa41abba4c8c37ea6e4f9ab2aa0cc1486e24d0243039504e73580.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3108
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3108 -s 672
    3⤵
    - Program crash
    PID:4772

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3108 -ip 3108
1⤵
PID:1088

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/3108-0-0x0000000075240000-0x0000000075270000-memory.dmp

Filesize
192KB

Download
memory/3108-2-0x0000000002D40000-0x0000000002D46000-memory.dmp

Filesize
24KB

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