dridex | 881cd28ebad50f3e0bd882896968df779ba77d71ed85380915809e9ace9954a6

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 05:54

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General

Target

JaffaCakes118_881cd28ebad50f3e0bd882896968df779ba77d71ed85380915809e9ace9954a6.dll
Size

184KB
MD5

c54070949888ccd7b8c6cf91832fe255
SHA1

f2218593e9fda30987616a93db0b5e0409aab731
SHA256

881cd28ebad50f3e0bd882896968df779ba77d71ed85380915809e9ace9954a6
SHA512

2ea491c713da3f7f85efb9293cba0f342891892b4155677f94360692560123c57b27a30e0f34307436b23d5381cf9ad8e3d3301e701941a8e281a0520a79ca97
SSDEEP

3072:ziLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoVlzoxss7:ziLVCIT4WK2z1W+CUHZj4Skq/eao7oC

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
behavioral1/memory/2988-1-0x0000000074C90000-0x0000000074CBF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1932	2988	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 2984 wrote to memory of 2988	2984	rundll32.exe	30
PID 2984 wrote to memory of 2988	2984	rundll32.exe	30
PID 2984 wrote to memory of 2988	2984	rundll32.exe	30
PID 2984 wrote to memory of 2988	2984	rundll32.exe	30
PID 2984 wrote to memory of 2988	2984	rundll32.exe	30
PID 2984 wrote to memory of 2988	2984	rundll32.exe	30
PID 2984 wrote to memory of 2988	2984	rundll32.exe	30
PID 2988 wrote to memory of 1932	2988	rundll32.exe	32
PID 2988 wrote to memory of 1932	2988	rundll32.exe	32
PID 2988 wrote to memory of 1932	2988	rundll32.exe	32
PID 2988 wrote to memory of 1932	2988	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_881cd28ebad50f3e0bd882896968df779ba77d71ed85380915809e9ace9954a6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2984
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_881cd28ebad50f3e0bd882896968df779ba77d71ed85380915809e9ace9954a6.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2988
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2988 -s 220
    3⤵
    - Program crash
    PID:1932

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/2988-0-0x0000000000200000-0x0000000000206000-memory.dmp

Filesize
24KB

Download
memory/2988-1-0x0000000074C90000-0x0000000074CBF000-memory.dmp

Filesize
188KB

Download
memory/2988-4-0x0000000000200000-0x0000000000206000-memory.dmp

Filesize
24KB

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