dridex | 8f9a331843b1a93befc5cd095cf5968be8d9e6d1ff73d79d7525ac851c8e2555

Analysis

max time kernel
95s
max time network
149s
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 21:44

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General

Target

JaffaCakes118_8f9a331843b1a93befc5cd095cf5968be8d9e6d1ff73d79d7525ac851c8e2555.dll
Size

184KB
MD5

9491fa2e9c83fcef0ed41e77407a843f
SHA1

aea0d148e4412893102474166e04eebbbbda8caf
SHA256

8f9a331843b1a93befc5cd095cf5968be8d9e6d1ff73d79d7525ac851c8e2555
SHA512

f2149fb7fcae0362980d26864bd959de6531151c79c175d17b6675dafd29c221df1b430f0cabd3bc24ddbcfc49431720d45dace783b81ca89f8b787a4a2a6995
SSDEEP

3072:NiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoSlzoxss7:NiLVCIT4WK2z1W+CUHZj4Skq/eaoYoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/3208-1-0x00000000756D0000-0x00000000756FF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2508	3208	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 2524 wrote to memory of 3208	2524	rundll32.exe	82
PID 2524 wrote to memory of 3208	2524	rundll32.exe	82
PID 2524 wrote to memory of 3208	2524	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8f9a331843b1a93befc5cd095cf5968be8d9e6d1ff73d79d7525ac851c8e2555.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2524
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8f9a331843b1a93befc5cd095cf5968be8d9e6d1ff73d79d7525ac851c8e2555.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3208
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3208 -s 616
    3⤵
    - Program crash
    PID:2508

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3208 -ip 3208
1⤵
PID:2552

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/3208-0-0x0000000001220000-0x0000000001226000-memory.dmp

Filesize
24KB

Download
memory/3208-1-0x00000000756D0000-0x00000000756FF000-memory.dmp

Filesize
188KB

Download
memory/3208-3-0x0000000001220000-0x0000000001226000-memory.dmp

Filesize
24KB

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