dridex | a173df3bc258516966b0e9e3254f7973dba882ce4539f0e54109a839086a19eb

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:02

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General

Target

JaffaCakes118_a173df3bc258516966b0e9e3254f7973dba882ce4539f0e54109a839086a19eb.dll
Size

188KB
MD5

35f395e2dde4b3ca89726f31f240193f
SHA1

bb0697d8296d37117e845a997d27821ed395061a
SHA256

a173df3bc258516966b0e9e3254f7973dba882ce4539f0e54109a839086a19eb
SHA512

34658e581ac3e7a8d4391271c7d8bd8cb85f8bece13f55bc0bf18b9222fec4ea3ac6e3bdccac5dab725b52ce00e8c144529ccf6787488d59de653338a0ba4f9c
SSDEEP

3072:SteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzS9qM:aq7fYIHBZkTB6DWruUCOwjt

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/2024-0-0x0000000074F20000-0x0000000074F50000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2428	2024	WerFault.exe	28

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 1100 wrote to memory of 2024	1100	rundll32.exe	28
PID 1100 wrote to memory of 2024	1100	rundll32.exe	28
PID 1100 wrote to memory of 2024	1100	rundll32.exe	28
PID 1100 wrote to memory of 2024	1100	rundll32.exe	28
PID 1100 wrote to memory of 2024	1100	rundll32.exe	28
PID 1100 wrote to memory of 2024	1100	rundll32.exe	28
PID 1100 wrote to memory of 2024	1100	rundll32.exe	28
PID 2024 wrote to memory of 2428	2024	rundll32.exe	29
PID 2024 wrote to memory of 2428	2024	rundll32.exe	29
PID 2024 wrote to memory of 2428	2024	rundll32.exe	29
PID 2024 wrote to memory of 2428	2024	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a173df3bc258516966b0e9e3254f7973dba882ce4539f0e54109a839086a19eb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1100
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a173df3bc258516966b0e9e3254f7973dba882ce4539f0e54109a839086a19eb.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2024
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2024 -s 300
    3⤵
    - Program crash
    PID:2428

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/2024-2-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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memory/2024-0-0x0000000074F20000-0x0000000074F50000-memory.dmp

Filesize
192KB

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