dridex | d7f05859795e1751a829a6faafd89eafd9a182c31fc523132d60c8dec61d5f3b

Analysis

max time kernel
95s
max time network
100s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-12-2024 17:55

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General

Target

d7f05859795e1751a829a6faafd89eafd9a182c31fc523132d60c8dec61d5f3b.dll
Size

184KB
MD5

3634c82e466e1af3c861f7d6ce1a1922
SHA1

be11664872c230952f34d9d28364b2c76126fa43
SHA256

d7f05859795e1751a829a6faafd89eafd9a182c31fc523132d60c8dec61d5f3b
SHA512

2d76767d44dbb9f73c2b5e3f309f29b3697d8a30ba1003801e79519453dab833a35b149f588800bc092ecf245f162c15fa21632b0c9f13ed3d99f3cb7a1e31f7
SSDEEP

3072:QiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoilzoxss7:QiLVCIT4WK2z1W+CUHZj4Skq/eaoIoC

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/4216-1-0x0000000075330000-0x000000007535F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1816	4216	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 4940 wrote to memory of 4216	4940	rundll32.exe	82
PID 4940 wrote to memory of 4216	4940	rundll32.exe	82
PID 4940 wrote to memory of 4216	4940	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d7f05859795e1751a829a6faafd89eafd9a182c31fc523132d60c8dec61d5f3b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4940
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d7f05859795e1751a829a6faafd89eafd9a182c31fc523132d60c8dec61d5f3b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4216
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4216 -s 616
    3⤵
    - Program crash
    PID:1816

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4216 -ip 4216
1⤵
PID:3320

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/4216-0-0x0000000002B20000-0x0000000002B26000-memory.dmp

Filesize
24KB

Download
memory/4216-1-0x0000000075330000-0x000000007535F000-memory.dmp

Filesize
188KB

Download
memory/4216-3-0x0000000002B20000-0x0000000002B26000-memory.dmp

Filesize
24KB

Download