dridex | 724620c49766702fdc01c352a381f998fd152516c595d93a566e894fd7ed641c

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 03:23

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General

Target

JaffaCakes118_724620c49766702fdc01c352a381f998fd152516c595d93a566e894fd7ed641c.dll
Size

161KB
MD5

3365b4833af6c4980b5debca24c2d554
SHA1

d4613309246532f541c8f27a84f6ce7b4cd5096b
SHA256

724620c49766702fdc01c352a381f998fd152516c595d93a566e894fd7ed641c
SHA512

c0f94cfbccd215a6d96fce6f552263775c410c2699d8bd909e2ba726758aa4e098645c7ffeb4330a1c6a0c11cfc2f1ca80360435490ec7243879d3cb65bcb1af
SSDEEP

3072:ggSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2ZGkFY:HnS62Fl+pkeJl3CvRStrFl+EYM

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2828-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2828-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2648	2828	WerFault.exe	31

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 1560 wrote to memory of 2828	1560	rundll32.exe	31
PID 1560 wrote to memory of 2828	1560	rundll32.exe	31
PID 1560 wrote to memory of 2828	1560	rundll32.exe	31
PID 1560 wrote to memory of 2828	1560	rundll32.exe	31
PID 1560 wrote to memory of 2828	1560	rundll32.exe	31
PID 1560 wrote to memory of 2828	1560	rundll32.exe	31
PID 1560 wrote to memory of 2828	1560	rundll32.exe	31
PID 2828 wrote to memory of 2648	2828	rundll32.exe	32
PID 2828 wrote to memory of 2648	2828	rundll32.exe	32
PID 2828 wrote to memory of 2648	2828	rundll32.exe	32
PID 2828 wrote to memory of 2648	2828	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_724620c49766702fdc01c352a381f998fd152516c595d93a566e894fd7ed641c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1560
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_724620c49766702fdc01c352a381f998fd152516c595d93a566e894fd7ed641c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2828
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2828 -s 256
    3⤵
    - Program crash
    PID:2648

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/2828-0-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/2828-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2828-3-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/2828-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download