dridex | 3b2aacf40f7ca2a6016cb9c72781758078596a69dc37b78c4b37ec9df2e29e60

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
22-12-2024 00:36

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General

Target

JaffaCakes118_3b2aacf40f7ca2a6016cb9c72781758078596a69dc37b78c4b37ec9df2e29e60.dll
Size

184KB
MD5

39c8dc1bc1f9d102c2fd42684b5b1c6e
SHA1

9b1205c266081645adf88654d1f56c3f1fdd9e24
SHA256

3b2aacf40f7ca2a6016cb9c72781758078596a69dc37b78c4b37ec9df2e29e60
SHA512

cd41f8a273249c45f1408ba1c8048f6b2df0eaf6ccad04cb5abae4d0dde16fd312f8f85f56995bf04ee9d1ab56484f708058ca315439896200d4858fcbca3ecd
SSDEEP

3072:XuwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4K9lmsb:N7TXYsd9SkONU1jKGl2lm

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2384-1-0x00000000746B0000-0x00000000746E0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1724	2384	WerFault.exe	30

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 2108 wrote to memory of 2384	2108	rundll32.exe	30
PID 2108 wrote to memory of 2384	2108	rundll32.exe	30
PID 2108 wrote to memory of 2384	2108	rundll32.exe	30
PID 2108 wrote to memory of 2384	2108	rundll32.exe	30
PID 2108 wrote to memory of 2384	2108	rundll32.exe	30
PID 2108 wrote to memory of 2384	2108	rundll32.exe	30
PID 2108 wrote to memory of 2384	2108	rundll32.exe	30
PID 2384 wrote to memory of 1724	2384	rundll32.exe	31
PID 2384 wrote to memory of 1724	2384	rundll32.exe	31
PID 2384 wrote to memory of 1724	2384	rundll32.exe	31
PID 2384 wrote to memory of 1724	2384	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3b2aacf40f7ca2a6016cb9c72781758078596a69dc37b78c4b37ec9df2e29e60.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2108
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3b2aacf40f7ca2a6016cb9c72781758078596a69dc37b78c4b37ec9df2e29e60.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2384
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2384 -s 220
    3⤵
    - Program crash
    PID:1724

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/2384-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2384-1-0x00000000746B0000-0x00000000746E0000-memory.dmp

Filesize
192KB

Download
memory/2384-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download