dridex | 995d3f32120b08a39138f8b89b2941f94367b44e3860bc6987a699b248c4334d

Analysis

max time kernel
81s
max time network
146s
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 19:53

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General

Target

JaffaCakes118_995d3f32120b08a39138f8b89b2941f94367b44e3860bc6987a699b248c4334d.dll
Size

204KB
MD5

eac41f1eadf09bbbeb7c671f47d40288
SHA1

c2b987beec6c63a18d7983515b63f543931057bc
SHA256

995d3f32120b08a39138f8b89b2941f94367b44e3860bc6987a699b248c4334d
SHA512

5feefb1fd8187a4de6695266f49e189a84535083a3f638dd40660c8f911407cf9fc09eb37b6a2c9e5b32b31038bb3ea10e175fcacad3064bc2485e78cf3c3b05
SSDEEP

3072:96FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:9ZuX6pEaeEDheWa+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/2288-0-0x0000000075590000-0x00000000755C5000-memory.dmp	dridex_ldr
behavioral2/memory/2288-3-0x0000000075590000-0x00000000755C5000-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 680 wrote to memory of 2288	680	rundll32.exe	83
PID 680 wrote to memory of 2288	680	rundll32.exe	83
PID 680 wrote to memory of 2288	680	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_995d3f32120b08a39138f8b89b2941f94367b44e3860bc6987a699b248c4334d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:680
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_995d3f32120b08a39138f8b89b2941f94367b44e3860bc6987a699b248c4334d.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2288

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/2288-0-0x0000000075590000-0x00000000755C5000-memory.dmp

Filesize
212KB

Download
memory/2288-2-0x00000000009F0000-0x00000000009F6000-memory.dmp

Filesize
24KB

Download
memory/2288-3-0x0000000075590000-0x00000000755C5000-memory.dmp

Filesize
212KB

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