dridex | 5789c8a03079ea4b6b2b2b17d570157896ee25320d2e54e80c29d91b73332de1

Analysis

max time kernel
118s
max time network
122s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:31

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General

Target

JaffaCakes118_5789c8a03079ea4b6b2b2b17d570157896ee25320d2e54e80c29d91b73332de1.dll
Size

184KB
MD5

8b667700acf3ed76a38503071889c9b5
SHA1

41d6c0d457bb87b096013279fb24354f07c50f90
SHA256

5789c8a03079ea4b6b2b2b17d570157896ee25320d2e54e80c29d91b73332de1
SHA512

50e736f45b4c977f666f9d7634c9ac031d3c069c0dbd78f9a85c439a7a5934c07be33812f393a7d9ae13bdd3b3a999ad60ec2a81a6122bdb79449810449cfeda
SSDEEP

3072:FJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jka//2uFrSc:ufYOX+wTScR/Xzku9LVwvuG

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/2760-1-0x0000000075590000-0x00000000755BF000-memory.dmp	dridex_ldr
behavioral1/memory/2760-2-0x0000000075590000-0x00000000755BF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2896	2760	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 2740 wrote to memory of 2760	2740	rundll32.exe	30
PID 2740 wrote to memory of 2760	2740	rundll32.exe	30
PID 2740 wrote to memory of 2760	2740	rundll32.exe	30
PID 2740 wrote to memory of 2760	2740	rundll32.exe	30
PID 2740 wrote to memory of 2760	2740	rundll32.exe	30
PID 2740 wrote to memory of 2760	2740	rundll32.exe	30
PID 2740 wrote to memory of 2760	2740	rundll32.exe	30
PID 2760 wrote to memory of 2896	2760	rundll32.exe	31
PID 2760 wrote to memory of 2896	2760	rundll32.exe	31
PID 2760 wrote to memory of 2896	2760	rundll32.exe	31
PID 2760 wrote to memory of 2896	2760	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5789c8a03079ea4b6b2b2b17d570157896ee25320d2e54e80c29d91b73332de1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2740
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5789c8a03079ea4b6b2b2b17d570157896ee25320d2e54e80c29d91b73332de1.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2760
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2760 -s 224
    3⤵
    - Program crash
    PID:2896

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/2760-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2760-1-0x0000000075590000-0x00000000755BF000-memory.dmp

Filesize
188KB

Download
memory/2760-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2760-2-0x0000000075590000-0x00000000755BF000-memory.dmp

Filesize
188KB

Download