dridex | 5335bfbc4a008956e2d04e238592ef8f051b3955668a88d658824f12e07604e6

Analysis

max time kernel
94s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25/12/2024, 16:22

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General

Target

JaffaCakes118_5335bfbc4a008956e2d04e238592ef8f051b3955668a88d658824f12e07604e6.dll
Size

184KB
MD5

d2067b1c883e1c2883b42a6faf002a4c
SHA1

64e0f9212bf7fb7afd2df811476fc04a69770f1d
SHA256

5335bfbc4a008956e2d04e238592ef8f051b3955668a88d658824f12e07604e6
SHA512

57f1d1bd619d05812c42648a6175beca425c17d5fc1234256aea8562b89361c6a3f3c02bb00ca640c572bc33a2d32ed6912ab3a6a1ab294def7d7309494c792d
SSDEEP

3072:SiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoelzoxss7:SiLVCIT4WK2z1W+CUHZj4Skq/eao8oC

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/3144-1-0x0000000075250000-0x000000007527F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2100	3144	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 1600 wrote to memory of 3144	1600	rundll32.exe	83
PID 1600 wrote to memory of 3144	1600	rundll32.exe	83
PID 1600 wrote to memory of 3144	1600	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5335bfbc4a008956e2d04e238592ef8f051b3955668a88d658824f12e07604e6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1600
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5335bfbc4a008956e2d04e238592ef8f051b3955668a88d658824f12e07604e6.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3144
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3144 -s 616
    3⤵
    - Program crash
    PID:2100

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3144 -ip 3144
1⤵
PID:2644

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/3144-0-0x0000000001070000-0x0000000001076000-memory.dmp

Filesize
24KB

Download
memory/3144-1-0x0000000075250000-0x000000007527F000-memory.dmp

Filesize
188KB

Download
memory/3144-3-0x0000000001070000-0x0000000001076000-memory.dmp

Filesize
24KB

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