dridex | a643d965a57ec3737813bab52c634f8a4b976c2118880367b9df06745880bfaa

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22/12/2024, 00:51

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General

Target

JaffaCakes118_a643d965a57ec3737813bab52c634f8a4b976c2118880367b9df06745880bfaa.dll
Size

166KB
MD5

adf8c47382d8e501b7553fd3fa17a572
SHA1

9be9c097f1abca05d5c33ad9e076f4e660902c0c
SHA256

a643d965a57ec3737813bab52c634f8a4b976c2118880367b9df06745880bfaa
SHA512

d31a95bb4691677cc952b70d8a11b00ec07f59595dcab3b04f5965b0abd2cf2d40c1f78e3ca3a160636a30194dd8349f15bbbbd79e376d1a216c87bd31135a49
SSDEEP

3072:euFbQtsYQcjxanytIp92/l1iPPqs1/whG68DaHrnpDZ+3l:e0czbty9uiaJlCl

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

131.100.24.202:443

193.160.214.95:4125

67.43.4.76:8172

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/1232-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2132	1232	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 1260 wrote to memory of 1232	1260	rundll32.exe	30
PID 1260 wrote to memory of 1232	1260	rundll32.exe	30
PID 1260 wrote to memory of 1232	1260	rundll32.exe	30
PID 1260 wrote to memory of 1232	1260	rundll32.exe	30
PID 1260 wrote to memory of 1232	1260	rundll32.exe	30
PID 1260 wrote to memory of 1232	1260	rundll32.exe	30
PID 1260 wrote to memory of 1232	1260	rundll32.exe	30
PID 1232 wrote to memory of 2132	1232	rundll32.exe	31
PID 1232 wrote to memory of 2132	1232	rundll32.exe	31
PID 1232 wrote to memory of 2132	1232	rundll32.exe	31
PID 1232 wrote to memory of 2132	1232	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a643d965a57ec3737813bab52c634f8a4b976c2118880367b9df06745880bfaa.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1260
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a643d965a57ec3737813bab52c634f8a4b976c2118880367b9df06745880bfaa.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1232
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1232 -s 256
    3⤵
    - Program crash
    PID:2132

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/1232-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1232-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1232-4-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download