dridex | f908f66672ecd260c579c326bac8ce166fe764c41934351ca38c80fc07b4810c

Analysis

max time kernel
50s
max time network
119s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:17

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General

Target

JaffaCakes118_f908f66672ecd260c579c326bac8ce166fe764c41934351ca38c80fc07b4810c.dll
Size

204KB
MD5

4d53746b037f5afa367df990bafeede9
SHA1

aa88bf617aa10d18cf8e55be4b35b0d60b7c9ad8
SHA256

f908f66672ecd260c579c326bac8ce166fe764c41934351ca38c80fc07b4810c
SHA512

01adf04ea23ca41aa6b8129bfec5768160d6af8aee22b78f0571822c776db3476b6efed2bb6cbd6960a29a068c1866e5bdb73084a224466e1b307ba1761a76a4
SSDEEP

3072:k6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:kZuX6pEaeEDheWa+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/2128-0-0x00000000750C0000-0x00000000750F5000-memory.dmp	dridex_ldr
behavioral1/memory/2128-2-0x00000000750C0000-0x00000000750F5000-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 2272 wrote to memory of 2128	2272	rundll32.exe	30
PID 2272 wrote to memory of 2128	2272	rundll32.exe	30
PID 2272 wrote to memory of 2128	2272	rundll32.exe	30
PID 2272 wrote to memory of 2128	2272	rundll32.exe	30
PID 2272 wrote to memory of 2128	2272	rundll32.exe	30
PID 2272 wrote to memory of 2128	2272	rundll32.exe	30
PID 2272 wrote to memory of 2128	2272	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f908f66672ecd260c579c326bac8ce166fe764c41934351ca38c80fc07b4810c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2272
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f908f66672ecd260c579c326bac8ce166fe764c41934351ca38c80fc07b4810c.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2128

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/2128-1-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2128-0-0x00000000750C0000-0x00000000750F5000-memory.dmp

Filesize
212KB

Download
memory/2128-2-0x00000000750C0000-0x00000000750F5000-memory.dmp

Filesize
212KB

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