dridex | adcd754e62faee35e44f3884d9b06c69c856bf84c8b00b67e7ab5240d5449a83

Analysis

max time kernel
148s
max time network
150s
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 17:30

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General

Target

adcd754e62faee35e44f3884d9b06c69c856bf84c8b00b67e7ab5240d5449a83.dll
Size

184KB
MD5

0f0e066c3d1b3d1e17ce92b5789d589b
SHA1

c430209a9377a3ae10353c4bd813184ee0b3f395
SHA256

adcd754e62faee35e44f3884d9b06c69c856bf84c8b00b67e7ab5240d5449a83
SHA512

1bcd6467e3e05f88be256ac86070615130e55fa9fdcb6ef21fe55acd0e6aa20a31f6fd4daa5b17f6253480abafbc3e78c0d1557ef826b47229e3b7e8ea6bf10c
SSDEEP

3072:piLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaorlzoxss7:piLVCIT4WK2z1W+CUHZj4Skq/eaoRoC

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/776-1-0x0000000074DC0000-0x0000000074DEF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1284	776	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 4212 wrote to memory of 776	4212	rundll32.exe	83
PID 4212 wrote to memory of 776	4212	rundll32.exe	83
PID 4212 wrote to memory of 776	4212	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\adcd754e62faee35e44f3884d9b06c69c856bf84c8b00b67e7ab5240d5449a83.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4212
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\adcd754e62faee35e44f3884d9b06c69c856bf84c8b00b67e7ab5240d5449a83.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:776
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 776 -s 616
    3⤵
    - Program crash
    PID:1284

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 204 -p 776 -ip 776
1⤵
PID:348

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/776-0-0x0000000001360000-0x0000000001366000-memory.dmp

Filesize
24KB

Download
memory/776-1-0x0000000074DC0000-0x0000000074DEF000-memory.dmp

Filesize
188KB

Download
memory/776-3-0x0000000001360000-0x0000000001366000-memory.dmp

Filesize
24KB

Download