dridex | a727226ae921c0096ee887f7a72f89a7acdd02322e1e6d05f472fbdf98d1cdd5

Analysis

max time kernel
16s
max time network
17s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 22:22

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General

Target

JaffaCakes118_a727226ae921c0096ee887f7a72f89a7acdd02322e1e6d05f472fbdf98d1cdd5.dll
Size

184KB
MD5

f2c8a59c13f25033d7b38153e852ffa3
SHA1

cb55e27a16c2e1dd7ee16c5a19cc521e30fa583b
SHA256

a727226ae921c0096ee887f7a72f89a7acdd02322e1e6d05f472fbdf98d1cdd5
SHA512

5a54ca6de21ba894427e53266e9221e0973456f9f96dddbf1ed825ecf06c92cc235a0ae44d194a164261b3151b1a20b55a9e3ff3f81c8232a9db93adefd3244d
SSDEEP

3072:CJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JJa//2uFrSc:jfYOX+wTScR/Xzku9LVwGuG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2508-1-0x0000000075440000-0x000000007546F000-memory.dmp	dridex_ldr
behavioral1/memory/2508-2-0x0000000075440000-0x000000007546F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1992	2508	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 2684 wrote to memory of 2508	2684	rundll32.exe	30
PID 2684 wrote to memory of 2508	2684	rundll32.exe	30
PID 2684 wrote to memory of 2508	2684	rundll32.exe	30
PID 2684 wrote to memory of 2508	2684	rundll32.exe	30
PID 2684 wrote to memory of 2508	2684	rundll32.exe	30
PID 2684 wrote to memory of 2508	2684	rundll32.exe	30
PID 2684 wrote to memory of 2508	2684	rundll32.exe	30
PID 2508 wrote to memory of 1992	2508	rundll32.exe	31
PID 2508 wrote to memory of 1992	2508	rundll32.exe	31
PID 2508 wrote to memory of 1992	2508	rundll32.exe	31
PID 2508 wrote to memory of 1992	2508	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a727226ae921c0096ee887f7a72f89a7acdd02322e1e6d05f472fbdf98d1cdd5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2684
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a727226ae921c0096ee887f7a72f89a7acdd02322e1e6d05f472fbdf98d1cdd5.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2508
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2508 -s 220
    3⤵
    - Program crash
    PID:1992

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/2508-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2508-1-0x0000000075440000-0x000000007546F000-memory.dmp

Filesize
188KB

Download
memory/2508-2-0x0000000075440000-0x000000007546F000-memory.dmp

Filesize
188KB

Download
memory/2508-3-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download