dridex | c06766331e5d74304d02ba3cadc1db73149e45b0f686f38e17f23d05cbdf57c6

Analysis

max time kernel
149s
max time network
151s
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, 10:27

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General

Target

JaffaCakes118_c06766331e5d74304d02ba3cadc1db73149e45b0f686f38e17f23d05cbdf57c6.dll
Size

171KB
MD5

a6cede53063b60b6f710331b4d6b857b
SHA1

53b3e2ba10278a2a1f466179e1c4d3be3dfe938d
SHA256

c06766331e5d74304d02ba3cadc1db73149e45b0f686f38e17f23d05cbdf57c6
SHA512

fe02926b4047037458239105ab3fdb4af8c8e6ad31d25f026b0fee1f3c03aa84a7e924088e60e98f23157338a53f7874f929a15aa2d03ccf2bdcaf3a99bde3ca
SSDEEP

3072:Ai49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:AH9RVaPEmsdHdbQUbd2H3

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/1760-1-0x0000000075810000-0x0000000075840000-memory.dmp	dridex_ldr
behavioral2/memory/1760-2-0x0000000075810000-0x0000000075840000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4476	1760	WerFault.exe	84

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 4276 wrote to memory of 1760	4276	rundll32.exe	84
PID 4276 wrote to memory of 1760	4276	rundll32.exe	84
PID 4276 wrote to memory of 1760	4276	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c06766331e5d74304d02ba3cadc1db73149e45b0f686f38e17f23d05cbdf57c6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4276
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c06766331e5d74304d02ba3cadc1db73149e45b0f686f38e17f23d05cbdf57c6.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1760
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1760 -s 668
    3⤵
    - Program crash
    PID:4476

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1760 -ip 1760
1⤵
PID:980

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/1760-0-0x0000000000F60000-0x0000000000F66000-memory.dmp

Filesize
24KB

Download
memory/1760-1-0x0000000075810000-0x0000000075840000-memory.dmp

Filesize
192KB

Download
memory/1760-3-0x0000000000F60000-0x0000000000F66000-memory.dmp

Filesize
24KB

Download
memory/1760-2-0x0000000075810000-0x0000000075840000-memory.dmp

Filesize
192KB

Download