dridex | 6e27d6ec1418891619a3f8a46d9e52872c7fc639039b4d978b036351c446e19c

Analysis

max time kernel
106s
max time network
122s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:41

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General

Target

JaffaCakes118_6e27d6ec1418891619a3f8a46d9e52872c7fc639039b4d978b036351c446e19c.dll
Size

204KB
MD5

0da6e79fbf1fe8cd18f4b46279594a28
SHA1

3a885282d2a6738f1bfad43da3a14ce2e3ec2d45
SHA256

6e27d6ec1418891619a3f8a46d9e52872c7fc639039b4d978b036351c446e19c
SHA512

66f39c9e5595fa381578d2dca10c02597cb3229ebd81fbf13db3aa3190073cad4387d8408159fe964710435b7f0b5c4f9dc5d080793f8c5257f0941c19e626a4
SSDEEP

3072:z6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:zZuX6pEaeEDheWa+Jc9bhorfTw

Score

10^/10

dridex 40111 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

45.58.56.12:443

162.241.54.59:6601

51.91.76.89:2303

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/1684-0-0x0000000075230000-0x0000000075265000-memory.dmp	dridex_ldr
behavioral1/memory/1684-3-0x0000000075230000-0x0000000075265000-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 2648 wrote to memory of 1684	2648	rundll32.exe	30
PID 2648 wrote to memory of 1684	2648	rundll32.exe	30
PID 2648 wrote to memory of 1684	2648	rundll32.exe	30
PID 2648 wrote to memory of 1684	2648	rundll32.exe	30
PID 2648 wrote to memory of 1684	2648	rundll32.exe	30
PID 2648 wrote to memory of 1684	2648	rundll32.exe	30
PID 2648 wrote to memory of 1684	2648	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6e27d6ec1418891619a3f8a46d9e52872c7fc639039b4d978b036351c446e19c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2648
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6e27d6ec1418891619a3f8a46d9e52872c7fc639039b4d978b036351c446e19c.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1684

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/1684-2-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1684-0-0x0000000075230000-0x0000000075265000-memory.dmp

Filesize
212KB

Download
memory/1684-3-0x0000000075230000-0x0000000075265000-memory.dmp

Filesize
212KB

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