dridex | b9a24b37cf97d902eff84c4e854f1a5aebb87073f30d6230b782bfde27fe0e86

Analysis

max time kernel
120s
max time network
125s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 20:59

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General

Target

JaffaCakes118_b9a24b37cf97d902eff84c4e854f1a5aebb87073f30d6230b782bfde27fe0e86.dll
Size

188KB
MD5

d870c3cd0c36a3517f8d7d086f543f3f
SHA1

36d45aa25c6e701481ea368f357b361443aec59e
SHA256

b9a24b37cf97d902eff84c4e854f1a5aebb87073f30d6230b782bfde27fe0e86
SHA512

617c006959071f54b29aa30ae71a002d4a664c1f9ca81ee6b0beb3ad43a62c54d40457dda7bad2ac13360c9bb171d8c78b443f0d54908d7840796154fa162533
SSDEEP

3072:+teMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzF9qM:2q7fYIHBZkTB6DWruUCOwjt

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/1684-1-0x0000000074DE0000-0x0000000074E10000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3040	1684	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 1860 wrote to memory of 1684	1860	rundll32.exe	30
PID 1860 wrote to memory of 1684	1860	rundll32.exe	30
PID 1860 wrote to memory of 1684	1860	rundll32.exe	30
PID 1860 wrote to memory of 1684	1860	rundll32.exe	30
PID 1860 wrote to memory of 1684	1860	rundll32.exe	30
PID 1860 wrote to memory of 1684	1860	rundll32.exe	30
PID 1860 wrote to memory of 1684	1860	rundll32.exe	30
PID 1684 wrote to memory of 3040	1684	rundll32.exe	31
PID 1684 wrote to memory of 3040	1684	rundll32.exe	31
PID 1684 wrote to memory of 3040	1684	rundll32.exe	31
PID 1684 wrote to memory of 3040	1684	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b9a24b37cf97d902eff84c4e854f1a5aebb87073f30d6230b782bfde27fe0e86.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1860
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b9a24b37cf97d902eff84c4e854f1a5aebb87073f30d6230b782bfde27fe0e86.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1684
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1684 -s 300
    3⤵
    - Program crash
    PID:3040

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/1684-0-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/1684-1-0x0000000074DE0000-0x0000000074E10000-memory.dmp

Filesize
192KB

Download
memory/1684-3-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download