dridex | 842bf2e065f02c38f3ecdb9440a51e82eed2f2c9d6ee74840052bf8329254650

Analysis

max time kernel
70s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 17:42

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General

Target

JaffaCakes118_842bf2e065f02c38f3ecdb9440a51e82eed2f2c9d6ee74840052bf8329254650.dll
Size

204KB
MD5

3ad0010e2d50566aae71c21f0745e151
SHA1

196734202cb0e4ebb7f4f97d57064ee803851153
SHA256

842bf2e065f02c38f3ecdb9440a51e82eed2f2c9d6ee74840052bf8329254650
SHA512

eee913b70f35361a7f2e1d219cea8785b4be9e2ff0b83568a80dfb78847d635b55b03bb21ec5bd6e7709216a32f89ca9fe690828e85ed585a0349c4b9e8b8439
SSDEEP

3072:56FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:5ZuX6pEaeEDheWa+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/2376-1-0x00000000750D0000-0x0000000075105000-memory.dmp	dridex_ldr
behavioral1/memory/2376-2-0x00000000750D0000-0x0000000075105000-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 2572 wrote to memory of 2376	2572	rundll32.exe	31
PID 2572 wrote to memory of 2376	2572	rundll32.exe	31
PID 2572 wrote to memory of 2376	2572	rundll32.exe	31
PID 2572 wrote to memory of 2376	2572	rundll32.exe	31
PID 2572 wrote to memory of 2376	2572	rundll32.exe	31
PID 2572 wrote to memory of 2376	2572	rundll32.exe	31
PID 2572 wrote to memory of 2376	2572	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_842bf2e065f02c38f3ecdb9440a51e82eed2f2c9d6ee74840052bf8329254650.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2572
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_842bf2e065f02c38f3ecdb9440a51e82eed2f2c9d6ee74840052bf8329254650.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2376

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/2376-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2376-1-0x00000000750D0000-0x0000000075105000-memory.dmp

Filesize
212KB

Download
memory/2376-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2376-2-0x00000000750D0000-0x0000000075105000-memory.dmp

Filesize
212KB

Download