dridex | b94a90d12b3d9798d18e770d2d31f593c9f11634bc4553becf3e82226e83b0cd

Analysis

max time kernel
64s
max time network
149s
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 22:53

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General

Target

JaffaCakes118_b94a90d12b3d9798d18e770d2d31f593c9f11634bc4553becf3e82226e83b0cd.dll
Size

204KB
MD5

caaed0a2f789bccfdced757b7974bac4
SHA1

1e87fbe76d393571738ec7c5c880db2d63f0327c
SHA256

b94a90d12b3d9798d18e770d2d31f593c9f11634bc4553becf3e82226e83b0cd
SHA512

5514ed23b23e45bebc300cc045c6e6075ae2e7b13e7947e253e49c088ce146d1698b00efc5cb45c828369703c1b253afc722744ffef70821cc193a6a00d0bb35
SSDEEP

3072:76FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:7ZuX6pEaeEDheWa+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/4612-1-0x0000000075770000-0x00000000757A5000-memory.dmp	dridex_ldr
behavioral2/memory/4612-3-0x0000000075770000-0x00000000757A5000-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 4820 wrote to memory of 4612	4820	rundll32.exe	84
PID 4820 wrote to memory of 4612	4820	rundll32.exe	84
PID 4820 wrote to memory of 4612	4820	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b94a90d12b3d9798d18e770d2d31f593c9f11634bc4553becf3e82226e83b0cd.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4820
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b94a90d12b3d9798d18e770d2d31f593c9f11634bc4553becf3e82226e83b0cd.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:4612

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/4612-0-0x0000000001440000-0x0000000001446000-memory.dmp

Filesize
24KB

Download
memory/4612-1-0x0000000075770000-0x00000000757A5000-memory.dmp

Filesize
212KB

Download
memory/4612-4-0x0000000001440000-0x0000000001446000-memory.dmp

Filesize
24KB

Download
memory/4612-3-0x0000000075770000-0x00000000757A5000-memory.dmp

Filesize
212KB

Download