dridex | 5bae2d5a47c9a157d1afb51e544db3edd5a67e8ee9465182a60a6488154c7edf

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 16:03

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General

Target

5bae2d5a47c9a157d1afb51e544db3edd5a67e8ee9465182a60a6488154c7edf.dll
Size

188KB
MD5

e15f33bc090aaee7c3176edb923406d1
SHA1

eafddcb2d33c7f0671304da440c7c018edd993cf
SHA256

5bae2d5a47c9a157d1afb51e544db3edd5a67e8ee9465182a60a6488154c7edf
SHA512

b318327c1a4b848e020cd0b7c451b84e5487afcc0dc3a02224705c74c5021c937826235f247bd5889135f498825479735d52459482ec115a5ad6b3f1ffe7c23d
SSDEEP

3072:OteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz/9qM:mq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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
behavioral1/memory/2116-1-0x0000000074A50000-0x0000000074A80000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2176	2116	WerFault.exe	30

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 11 IoCs

description	pid	Process	procid_target
PID 3008 wrote to memory of 2116	3008	rundll32.exe	30
PID 3008 wrote to memory of 2116	3008	rundll32.exe	30
PID 3008 wrote to memory of 2116	3008	rundll32.exe	30
PID 3008 wrote to memory of 2116	3008	rundll32.exe	30
PID 3008 wrote to memory of 2116	3008	rundll32.exe	30
PID 3008 wrote to memory of 2116	3008	rundll32.exe	30
PID 3008 wrote to memory of 2116	3008	rundll32.exe	30
PID 2116 wrote to memory of 2176	2116	rundll32.exe	32
PID 2116 wrote to memory of 2176	2116	rundll32.exe	32
PID 2116 wrote to memory of 2176	2116	rundll32.exe	32
PID 2116 wrote to memory of 2176	2116	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5bae2d5a47c9a157d1afb51e544db3edd5a67e8ee9465182a60a6488154c7edf.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3008
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\5bae2d5a47c9a157d1afb51e544db3edd5a67e8ee9465182a60a6488154c7edf.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2116
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2116 -s 300
    3⤵
    - Program crash
    PID:2176

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/2116-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2116-1-0x0000000074A50000-0x0000000074A80000-memory.dmp

Filesize
192KB

Download
memory/2116-3-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download