dridex | 25fd11d9fb4a9939175b536b201e029a6ef44e2bbeb9a3a9e6ac6fc8179b5098

Analysis

max time kernel
150s
max time network
150s
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 20:09

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General

Target

JaffaCakes118_25fd11d9fb4a9939175b536b201e029a6ef44e2bbeb9a3a9e6ac6fc8179b5098.dll
Size

170KB
MD5

976eb802b386f9c7595c7f5f91bcb4ed
SHA1

e1ab3783d7b755d46ee09b1a3bf9240cdcd75370
SHA256

25fd11d9fb4a9939175b536b201e029a6ef44e2bbeb9a3a9e6ac6fc8179b5098
SHA512

ed85ab80bb76feb37c82952aefe858dff3d6748885cf2f0681de94783c4e58732f38ef69442e1f4eb41de8a5c2f5bc7c2c3000fe6d895716d029a710fdecc1ab
SSDEEP

3072:dV/jTmL3X6TLhgZBxbvRS1ebSi75S5NNZ4n+whXVM9MWdo8erj:dV/jTe38LiI4Oi75izyn+4lm

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

210.65.244.187:443

162.241.41.92:2303

46.231.204.10:8172

185.183.159.100:4125

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
behavioral2/memory/5032-1-0x0000000074D20000-0x0000000074D4F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1980	5032	WerFault.exe	83

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 4836 wrote to memory of 5032	4836	rundll32.exe	83
PID 4836 wrote to memory of 5032	4836	rundll32.exe	83
PID 4836 wrote to memory of 5032	4836	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_25fd11d9fb4a9939175b536b201e029a6ef44e2bbeb9a3a9e6ac6fc8179b5098.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4836
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_25fd11d9fb4a9939175b536b201e029a6ef44e2bbeb9a3a9e6ac6fc8179b5098.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:5032
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5032 -s 660
    3⤵
    - Program crash
    PID:1980

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 5032 -ip 5032
1⤵
PID:1868

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/5032-0-0x0000000000BA0000-0x0000000000BA6000-memory.dmp

Filesize
24KB

Download
memory/5032-1-0x0000000074D20000-0x0000000074D4F000-memory.dmp

Filesize
188KB

Download
memory/5032-3-0x0000000000BA0000-0x0000000000BA6000-memory.dmp

Filesize
24KB

Download