dridex | fec2a9e2fafb8621b5a1fb027fc97f77410707fb103df49402ffa8ec44d21d44

Analysis

max time kernel
95s
max time network
136s
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 21:49

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General

Target

JaffaCakes118_fec2a9e2fafb8621b5a1fb027fc97f77410707fb103df49402ffa8ec44d21d44.dll
Size

184KB
MD5

8fcfeb59387ebe7e42498e323579d759
SHA1

143603740647c6ec5061497c997da4d8cbcd6879
SHA256

fec2a9e2fafb8621b5a1fb027fc97f77410707fb103df49402ffa8ec44d21d44
SHA512

2e0f0544a0d2324ed77ccdd386ce86d01a534fdc5e83f47f50cb0c8b689fdad7d080b4ef70041a92e110ac94b4c9e3e69389969ae0efd30c315973f6f481c638
SSDEEP

3072:eiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoklzoxss7:eiLVCIT4WK2z1W+CUHZj4Skq/eaoaoC

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/4840-1-0x0000000074A20000-0x0000000074A4F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4296	4840	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 3800 wrote to memory of 4840	3800	rundll32.exe	84
PID 3800 wrote to memory of 4840	3800	rundll32.exe	84
PID 3800 wrote to memory of 4840	3800	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fec2a9e2fafb8621b5a1fb027fc97f77410707fb103df49402ffa8ec44d21d44.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3800
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fec2a9e2fafb8621b5a1fb027fc97f77410707fb103df49402ffa8ec44d21d44.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4840
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4840 -s 616
    3⤵
    - Program crash
    PID:4296

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4840 -ip 4840
1⤵
PID:2236

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/4840-0-0x0000000000DC0000-0x0000000000DC6000-memory.dmp

Filesize
24KB

Download
memory/4840-1-0x0000000074A20000-0x0000000074A4F000-memory.dmp

Filesize
188KB

Download
memory/4840-3-0x0000000000DC0000-0x0000000000DC6000-memory.dmp

Filesize
24KB

Download