dridex | 85b4f328e44ff3c65e937fa8d9d64b99b0a42e7b87c0cf85c399ca5101eba727

Analysis

max time kernel
99s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23/12/2024, 17:55

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General

Target

JaffaCakes118_85b4f328e44ff3c65e937fa8d9d64b99b0a42e7b87c0cf85c399ca5101eba727.dll
Size

188KB
MD5

49e7a6c92858e406acf351f32b7fce3f
SHA1

20d8b13d101aa39b59fc88472eff30ff1d93e254
SHA256

85b4f328e44ff3c65e937fa8d9d64b99b0a42e7b87c0cf85c399ca5101eba727
SHA512

3a04f87672dbc6d407a926a31cce36888a095e7b6a8e44c36fe677f6630c64e81f2c764ff837e266005d78596121bcb6c5d6b2ee2e269423ae5685a9ab2b10c4
SSDEEP

3072:8teMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzq9qM:Aq7fYIHBZkTB6DWruUCOwjt

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/3448-0-0x0000000075080000-0x00000000750B0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1368	3448	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 4264 wrote to memory of 3448	4264	rundll32.exe	82
PID 4264 wrote to memory of 3448	4264	rundll32.exe	82
PID 4264 wrote to memory of 3448	4264	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_85b4f328e44ff3c65e937fa8d9d64b99b0a42e7b87c0cf85c399ca5101eba727.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4264
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_85b4f328e44ff3c65e937fa8d9d64b99b0a42e7b87c0cf85c399ca5101eba727.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3448
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3448 -s 692
    3⤵
    - Program crash
    PID:1368

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3448 -ip 3448
1⤵
PID:220

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/3448-2-0x0000000000FB0000-0x0000000000FB6000-memory.dmp

Filesize
24KB

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memory/3448-0-0x0000000075080000-0x00000000750B0000-memory.dmp

Filesize
192KB

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