dridex | f992f077a06672d9137444f258de7f903e306e5abc0a605f1e26897b96b36968

Analysis

max time kernel
97s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:08

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General

Target

JaffaCakes118_f992f077a06672d9137444f258de7f903e306e5abc0a605f1e26897b96b36968.dll
Size

157KB
MD5

e2edc54cccdd55bfc57aa17737de0802
SHA1

6acb63a05afadf19c40a4118fb3612155035f50d
SHA256

f992f077a06672d9137444f258de7f903e306e5abc0a605f1e26897b96b36968
SHA512

ec181f695fac8ff6f25a730ed94c56d487a0aa662c6c24210d6e9ebdae9e5340fb91003ebabfac73faf00fd4c0279ad3a7780c797e6f558a3aafa102f23540bd
SSDEEP

3072:tXdgq2AQFBHNHrvCU0FoCGWi/isjLpWRGGJnHs9:7MHNLvC1FoCGx//Xq

Score

10^/10

dridex 40112 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

159.8.59.82:443

51.91.156.39:2303

67.196.50.240:8172

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/1836-1-0x0000000074C90000-0x0000000074CBD000-memory.dmp	dridex_ldr
behavioral1/memory/1836-2-0x0000000074C90000-0x0000000074CBD000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

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

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 2248 wrote to memory of 1836	2248	rundll32.exe	30
PID 2248 wrote to memory of 1836	2248	rundll32.exe	30
PID 2248 wrote to memory of 1836	2248	rundll32.exe	30
PID 2248 wrote to memory of 1836	2248	rundll32.exe	30
PID 2248 wrote to memory of 1836	2248	rundll32.exe	30
PID 2248 wrote to memory of 1836	2248	rundll32.exe	30
PID 2248 wrote to memory of 1836	2248	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f992f077a06672d9137444f258de7f903e306e5abc0a605f1e26897b96b36968.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2248
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f992f077a06672d9137444f258de7f903e306e5abc0a605f1e26897b96b36968.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1836

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1836-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1836-1-0x0000000074C90000-0x0000000074CBD000-memory.dmp

Filesize
180KB

Download
memory/1836-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1836-2-0x0000000074C90000-0x0000000074CBD000-memory.dmp

Filesize
180KB

Download