dridex | 35b424e45f3d86ed90e4cd09d951e60fefe70ebcb7dfb691d1e2af8f7535e75f

Analysis

max time kernel
93s
max time network
152s
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 05:48

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General

Target

JaffaCakes118_35b424e45f3d86ed90e4cd09d951e60fefe70ebcb7dfb691d1e2af8f7535e75f.dll
Size

184KB
MD5

1c7deb82804eb3b4991a10c0a389d756
SHA1

90c8e36a2c7201dc8dba9c91bb0c7db59af30c37
SHA256

35b424e45f3d86ed90e4cd09d951e60fefe70ebcb7dfb691d1e2af8f7535e75f
SHA512

aa7e32071606346d1f94c8f0500157da322cced8b0b33aef36cdc68b098808e91f0cbcc2043dc0860624724d58109d881ac073871c364641a36a2cc8c44a768f
SSDEEP

3072:WuwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4Khlmsb:o7TXYsd9SkONU1jKGlulm

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/1208-0-0x0000000074EF0000-0x0000000074F20000-memory.dmp	dridex_ldr
behavioral2/memory/1208-3-0x0000000074EF0000-0x0000000074F20000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2456	1208	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 2228 wrote to memory of 1208	2228	rundll32.exe	82
PID 2228 wrote to memory of 1208	2228	rundll32.exe	82
PID 2228 wrote to memory of 1208	2228	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_35b424e45f3d86ed90e4cd09d951e60fefe70ebcb7dfb691d1e2af8f7535e75f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2228
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_35b424e45f3d86ed90e4cd09d951e60fefe70ebcb7dfb691d1e2af8f7535e75f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1208
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1208 -s 616
    3⤵
    - Program crash
    PID:2456

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1208 -ip 1208
1⤵
PID:1356

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/1208-0-0x0000000074EF0000-0x0000000074F20000-memory.dmp

Filesize
192KB

Download
memory/1208-2-0x0000000000EA0000-0x0000000000EA6000-memory.dmp

Filesize
24KB

Download
memory/1208-3-0x0000000074EF0000-0x0000000074F20000-memory.dmp

Filesize
192KB

Download