dridex | 3b2be481f4000ac91ad5cfb22f337d6d586ef43ab5d8ebec97407785dd1d85e0

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 19:40

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General

Target

JaffaCakes118_3b2be481f4000ac91ad5cfb22f337d6d586ef43ab5d8ebec97407785dd1d85e0.dll
Size

162KB
MD5

84a3ec97e60042685035bd38973ca32a
SHA1

aae7dd4ae784dd5cfc81d6cfbc5f541f4399c716
SHA256

3b2be481f4000ac91ad5cfb22f337d6d586ef43ab5d8ebec97407785dd1d85e0
SHA512

395d858d938b66b57f3c29fbcd952b295cd10147f1c6d11d028e449afb520b53b4ed7977b6efb06ee5b1f8beb5864de0b5f2e3a7ed894643f272a2073f95b2ed
SSDEEP

3072:Uesl4+VdlY+01jb5SA5hg9PTEfPa1x+pq0KbuFicLJL:u4+VZQpt5hyPsa1ekiEyL

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

203.114.109.124:443

82.165.145.100:6601

94.177.255.18:8172

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2320-1-0x0000000010000000-0x000000001002D000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1080	2320	WerFault.exe	31

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 1632 wrote to memory of 2320	1632	rundll32.exe	31
PID 1632 wrote to memory of 2320	1632	rundll32.exe	31
PID 1632 wrote to memory of 2320	1632	rundll32.exe	31
PID 1632 wrote to memory of 2320	1632	rundll32.exe	31
PID 1632 wrote to memory of 2320	1632	rundll32.exe	31
PID 1632 wrote to memory of 2320	1632	rundll32.exe	31
PID 1632 wrote to memory of 2320	1632	rundll32.exe	31
PID 2320 wrote to memory of 1080	2320	rundll32.exe	32
PID 2320 wrote to memory of 1080	2320	rundll32.exe	32
PID 2320 wrote to memory of 1080	2320	rundll32.exe	32
PID 2320 wrote to memory of 1080	2320	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3b2be481f4000ac91ad5cfb22f337d6d586ef43ab5d8ebec97407785dd1d85e0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1632
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3b2be481f4000ac91ad5cfb22f337d6d586ef43ab5d8ebec97407785dd1d85e0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2320
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2320 -s 256
    3⤵
    - Program crash
    PID:1080

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/2320-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2320-1-0x0000000010000000-0x000000001002D000-memory.dmp

Filesize
180KB

Download
memory/2320-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download