dridex | 175219d4ed6bc994eaa008a16283f61f47f036f3841fcb7b3a5c6f124b439cb9

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 04:03

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General

Target

JaffaCakes118_175219d4ed6bc994eaa008a16283f61f47f036f3841fcb7b3a5c6f124b439cb9.dll
Size

184KB
MD5

112c521f3ab68065711d4b8febdebf4b
SHA1

b79805bfc10bd23916e3be1c6a6a6792e47de04d
SHA256

175219d4ed6bc994eaa008a16283f61f47f036f3841fcb7b3a5c6f124b439cb9
SHA512

632dc1286568b8efe90f5bbb1c911117dd0967cd4071a468fd44292d41eac8aa42ceec758b3c7f5176b17a9fc87d0eac6d7edec9e3ee63f40fa8a13f5510e14c
SSDEEP

3072:gJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JXa//2uFrSc:dfYOX+wTScR/Xzku9LVwEuG

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/2384-1-0x0000000074BD0000-0x0000000074BFF000-memory.dmp	dridex_ldr
behavioral1/memory/2384-2-0x0000000074BD0000-0x0000000074BFF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2380	2384	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 2840 wrote to memory of 2384	2840	rundll32.exe	30
PID 2840 wrote to memory of 2384	2840	rundll32.exe	30
PID 2840 wrote to memory of 2384	2840	rundll32.exe	30
PID 2840 wrote to memory of 2384	2840	rundll32.exe	30
PID 2840 wrote to memory of 2384	2840	rundll32.exe	30
PID 2840 wrote to memory of 2384	2840	rundll32.exe	30
PID 2840 wrote to memory of 2384	2840	rundll32.exe	30
PID 2384 wrote to memory of 2380	2384	rundll32.exe	31
PID 2384 wrote to memory of 2380	2384	rundll32.exe	31
PID 2384 wrote to memory of 2380	2384	rundll32.exe	31
PID 2384 wrote to memory of 2380	2384	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_175219d4ed6bc994eaa008a16283f61f47f036f3841fcb7b3a5c6f124b439cb9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2840
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_175219d4ed6bc994eaa008a16283f61f47f036f3841fcb7b3a5c6f124b439cb9.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2384
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2384 -s 220
    3⤵
    - Program crash
    PID:2380

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/2384-0-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2384-1-0x0000000074BD0000-0x0000000074BFF000-memory.dmp

Filesize
188KB

Download
memory/2384-3-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2384-2-0x0000000074BD0000-0x0000000074BFF000-memory.dmp

Filesize
188KB

Download