dridex | 27b72052170e07237cfb09a906ec1a3c26c5f20988097709b00d3f6c9b45ff2d

Analysis

max time kernel
83s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 06:05

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General

Target

JaffaCakes118_27b72052170e07237cfb09a906ec1a3c26c5f20988097709b00d3f6c9b45ff2d.dll
Size

204KB
MD5

36c81b6c0c362897e68f8e0d46b18a1e
SHA1

e838fd9cd1656dad424a8e205d931cdaaa32ade7
SHA256

27b72052170e07237cfb09a906ec1a3c26c5f20988097709b00d3f6c9b45ff2d
SHA512

c7016793a4a72f76a3cc5e384c02c5c3e9b4251125faa55eec62671768a7d69318fbe629841035a6e7d29dd94cbdb64f98ed2eac5edd1dc67b8a9476e82a51fd
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/2980-1-0x0000000074DC0000-0x0000000074DF5000-memory.dmp	dridex_ldr
behavioral1/memory/2980-4-0x0000000074DC0000-0x0000000074DF5000-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 1672 wrote to memory of 2980	1672	rundll32.exe	30
PID 1672 wrote to memory of 2980	1672	rundll32.exe	30
PID 1672 wrote to memory of 2980	1672	rundll32.exe	30
PID 1672 wrote to memory of 2980	1672	rundll32.exe	30
PID 1672 wrote to memory of 2980	1672	rundll32.exe	30
PID 1672 wrote to memory of 2980	1672	rundll32.exe	30
PID 1672 wrote to memory of 2980	1672	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_27b72052170e07237cfb09a906ec1a3c26c5f20988097709b00d3f6c9b45ff2d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1672
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_27b72052170e07237cfb09a906ec1a3c26c5f20988097709b00d3f6c9b45ff2d.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2980

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/2980-0-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/2980-1-0x0000000074DC0000-0x0000000074DF5000-memory.dmp

Filesize
212KB

Download
memory/2980-3-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/2980-4-0x0000000074DC0000-0x0000000074DF5000-memory.dmp

Filesize
212KB

Download