dridex | 4cefc872bb60b2de2dc4219959e5bac3444c5631a2b2f9dd7037e1f58a5b645c

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 17:51

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General

Target

JaffaCakes118_4cefc872bb60b2de2dc4219959e5bac3444c5631a2b2f9dd7037e1f58a5b645c.dll
Size

170KB
MD5

f86e018675fcab64f28efd69f20a7a6e
SHA1

316cf6c0d758e911d26bd64e242f4df03c4e497e
SHA256

4cefc872bb60b2de2dc4219959e5bac3444c5631a2b2f9dd7037e1f58a5b645c
SHA512

02e596706662f2aaaebb33b3ae0be3db1e4efb1091ba1553f5055f9af208929c5b44260cc11b6e339db4676cf912ed7d31fe296afaeffd5d99eda6693f8af603
SSDEEP

3072:vV/jTmL3X6TLhgZBxbvRS1ebSi75S5NNZ4n+whXVM9MWdo8erj:vV/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
behavioral1/memory/2764-1-0x0000000074EC0000-0x0000000074EEF000-memory.dmp	dridex_ldr

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 7 IoCs

description	pid	Process	procid_target
PID 2692 wrote to memory of 2764	2692	rundll32.exe	31
PID 2692 wrote to memory of 2764	2692	rundll32.exe	31
PID 2692 wrote to memory of 2764	2692	rundll32.exe	31
PID 2692 wrote to memory of 2764	2692	rundll32.exe	31
PID 2692 wrote to memory of 2764	2692	rundll32.exe	31
PID 2692 wrote to memory of 2764	2692	rundll32.exe	31
PID 2692 wrote to memory of 2764	2692	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4cefc872bb60b2de2dc4219959e5bac3444c5631a2b2f9dd7037e1f58a5b645c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2692
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4cefc872bb60b2de2dc4219959e5bac3444c5631a2b2f9dd7037e1f58a5b645c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2764

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/2764-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2764-1-0x0000000074EC0000-0x0000000074EEF000-memory.dmp

Filesize
188KB

Download
memory/2764-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

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