dridex | b354b40413ec755a51a63ab930860d9078d9ad157f1f18b0d0c441d73bf6691c

Analysis

max time kernel
142s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
13-08-2024 15:46

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General

Target

93bb6e22daed74acd13a9bdc6bcf2f4f_JaffaCakes118.dll
Size

643KB
MD5

93bb6e22daed74acd13a9bdc6bcf2f4f
SHA1

c07c8a0ad5a7255967bd843f81160b59ddeba8ce
SHA256

b354b40413ec755a51a63ab930860d9078d9ad157f1f18b0d0c441d73bf6691c
SHA512

74023766471aabca0fe7e2c810ceb4a2018fac4de4e9e6d4234b88bfea0334112f2ce2a36b097e243389c9ec18e9c5e4b03ac22de5edd151d345bbd137929eb4
SSDEEP

12288:vJuCiXptOpGJ95MRYqsiSgOmO7dal70e1iZGZTBgq4PP:vkCm2pE5MRps5h+03GT4

Score

10^/10

dridex 10444 botnet discovery evasion trojan

Malware Config

Extracted

Family

dridex

Botnet

10444

67.79.105.174:3786

51.83.96.87:443

192.175.111.212:14043

45.79.226.106:3098

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Blocklisted process makes network request 2 IoCs

Processes:

rundll32.exe

flow	pid	Process
3	3064	rundll32.exe
5	3064	rundll32.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

rundll32.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

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

Processes:

rundll32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

rundll32.exe

description	pid	Process	procid_target
PID 2252 wrote to memory of 3064	2252	rundll32.exe	30
PID 2252 wrote to memory of 3064	2252	rundll32.exe	30
PID 2252 wrote to memory of 3064	2252	rundll32.exe	30
PID 2252 wrote to memory of 3064	2252	rundll32.exe	30
PID 2252 wrote to memory of 3064	2252	rundll32.exe	30
PID 2252 wrote to memory of 3064	2252	rundll32.exe	30
PID 2252 wrote to memory of 3064	2252	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\93bb6e22daed74acd13a9bdc6bcf2f4f_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2252
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\93bb6e22daed74acd13a9bdc6bcf2f4f_JaffaCakes118.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:3064

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

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/3064-0-0x0000000074250000-0x0000000074801000-memory.dmp

Filesize
5.7MB

Download
memory/3064-2-0x0000000076FC0000-0x0000000077169000-memory.dmp

Filesize
1.7MB

Download
memory/3064-3-0x0000000074250000-0x0000000074801000-memory.dmp

Filesize
5.7MB

Download
memory/3064-4-0x0000000074250000-0x0000000074801000-memory.dmp

Filesize
5.7MB

Download