dridex | b54d03983bcf7d354870eb1d83f1bfeab396b851d1f337d24e4172eebfedf5e3

Analysis

max time kernel
83s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 20:55

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General

Target

JaffaCakes118_b54d03983bcf7d354870eb1d83f1bfeab396b851d1f337d24e4172eebfedf5e3.dll
Size

204KB
MD5

b501c158a7d8fc4e6f2c14dcb286094d
SHA1

48cd95564b61f82c44e9beec9c6dd10390cd1bc8
SHA256

b54d03983bcf7d354870eb1d83f1bfeab396b851d1f337d24e4172eebfedf5e3
SHA512

e5a1da0cb389f12e2186014d68cec40a95b57a952236829d1ca995d1aa6ee61331575c9dfdfef48c002d8f1bdcd73f92c7aacd984a26da5ea42f54eec32f42b1
SSDEEP

3072:l6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:lZuX6pEaeEDheWa+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
behavioral2/memory/2536-1-0x0000000075110000-0x0000000075145000-memory.dmp	dridex_ldr
behavioral2/memory/2536-4-0x0000000075110000-0x0000000075145000-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 3 IoCs

description	pid	Process	procid_target
PID 1332 wrote to memory of 2536	1332	rundll32.exe	83
PID 1332 wrote to memory of 2536	1332	rundll32.exe	83
PID 1332 wrote to memory of 2536	1332	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b54d03983bcf7d354870eb1d83f1bfeab396b851d1f337d24e4172eebfedf5e3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1332
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b54d03983bcf7d354870eb1d83f1bfeab396b851d1f337d24e4172eebfedf5e3.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2536

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/2536-0-0x0000000000790000-0x0000000000796000-memory.dmp

Filesize
24KB

Download
memory/2536-1-0x0000000075110000-0x0000000075145000-memory.dmp

Filesize
212KB

Download
memory/2536-3-0x0000000000790000-0x0000000000796000-memory.dmp

Filesize
24KB

Download
memory/2536-4-0x0000000075110000-0x0000000075145000-memory.dmp

Filesize
212KB

Download