dridex | 8b8f65d4fd0218e360d5436980fe2ef20b8324caabd9672e628877b63e3391ce

Analysis

max time kernel
95s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2024, 02:40

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General

Target

JaffaCakes118_8b8f65d4fd0218e360d5436980fe2ef20b8324caabd9672e628877b63e3391ce.dll
Size

184KB
MD5

c83eb1bfea65609c82eb3f6016268bcc
SHA1

8105bfa7e44b88c87ac45e812e0be66757688565
SHA256

8b8f65d4fd0218e360d5436980fe2ef20b8324caabd9672e628877b63e3391ce
SHA512

5daa214f53f2a8bdecf6832550c793adbf551a163d5dfc3e61579bc7e87e1f81d3c42a29743c0238390be86a1032939240024e9f4c541de2e67619fc283df503
SSDEEP

3072:EuwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4KElmsb:a7TXYsd9SkONU1jKGlXlm

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/728-1-0x00000000756A0000-0x00000000756D0000-memory.dmp	dridex_ldr
behavioral2/memory/728-2-0x00000000756A0000-0x00000000756D0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1148	728	WerFault.exe	82

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 3 IoCs

description	pid	Process	procid_target
PID 1960 wrote to memory of 728	1960	rundll32.exe	82
PID 1960 wrote to memory of 728	1960	rundll32.exe	82
PID 1960 wrote to memory of 728	1960	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8b8f65d4fd0218e360d5436980fe2ef20b8324caabd9672e628877b63e3391ce.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1960
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8b8f65d4fd0218e360d5436980fe2ef20b8324caabd9672e628877b63e3391ce.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:728
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 728 -s 616
    3⤵
    - Program crash
    PID:1148

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 728 -ip 728
1⤵
PID:3408

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/728-0-0x00000000029E0000-0x00000000029E6000-memory.dmp

Filesize
24KB

Download
memory/728-1-0x00000000756A0000-0x00000000756D0000-memory.dmp

Filesize
192KB

Download
memory/728-3-0x00000000029E0000-0x00000000029E6000-memory.dmp

Filesize
24KB

Download
memory/728-2-0x00000000756A0000-0x00000000756D0000-memory.dmp

Filesize
192KB

Download