dridex | 7b8cb657b4f1bc17069415a1bd338b5934feb6300b7d767bb5ed961d1efb2f19

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 23:54

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General

Target

JaffaCakes118_7b8cb657b4f1bc17069415a1bd338b5934feb6300b7d767bb5ed961d1efb2f19.dll
Size

170KB
MD5

077a4c8219d2232a3a6b8e961608ec75
SHA1

e2a426badbbdec97d0f2c20fd45a70a78dbd9ad4
SHA256

7b8cb657b4f1bc17069415a1bd338b5934feb6300b7d767bb5ed961d1efb2f19
SHA512

5267c69b3c346651dd9dfad6e15d5b2da0d52cba9eeb15161702c902cdd2276b1fe6970b1572b65a455afcdace240cdc6ea498682af5e71ee979661e697fc99f
SSDEEP

3072:PV/jTmL3X6TLhgZBxbvRS1ebSi75S5NNZ4n+whXVM9MWdo8erj:PV/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/2800-1-0x0000000074A70000-0x0000000074A9F000-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 2788 wrote to memory of 2800	2788	rundll32.exe	31
PID 2788 wrote to memory of 2800	2788	rundll32.exe	31
PID 2788 wrote to memory of 2800	2788	rundll32.exe	31
PID 2788 wrote to memory of 2800	2788	rundll32.exe	31
PID 2788 wrote to memory of 2800	2788	rundll32.exe	31
PID 2788 wrote to memory of 2800	2788	rundll32.exe	31
PID 2788 wrote to memory of 2800	2788	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7b8cb657b4f1bc17069415a1bd338b5934feb6300b7d767bb5ed961d1efb2f19.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2788
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7b8cb657b4f1bc17069415a1bd338b5934feb6300b7d767bb5ed961d1efb2f19.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2800

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/2800-0-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/2800-1-0x0000000074A70000-0x0000000074A9F000-memory.dmp

Filesize
188KB

Download
memory/2800-3-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

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