dridex | f70b50903e30de679912720979d4d157a04790e10619c57bba93c4d32999073e

Analysis

max time kernel
87s
max time network
141s
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 20:34

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General

Target

JaffaCakes118_f70b50903e30de679912720979d4d157a04790e10619c57bba93c4d32999073e.dll
Size

204KB
MD5

5fbf6d1ead2425eeb954c4b7c287a33d
SHA1

36e1b1d2e5078fb2323f6d794c3d1a1895f2887c
SHA256

f70b50903e30de679912720979d4d157a04790e10619c57bba93c4d32999073e
SHA512

10efcd82b1a337ccfddf947edc7bbf7c38c1da592cafa1c7d70e8ad22b7e8b1cedee49428954d39543dbe292805291ee7bf967969e6d6db332ca39cb22f43ddd
SSDEEP

3072:+6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:+ZuX6pEaeEDheWa+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/1984-1-0x0000000074CB0000-0x0000000074CE5000-memory.dmp	dridex_ldr
behavioral2/memory/1984-4-0x0000000074CB0000-0x0000000074CE5000-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 2808 wrote to memory of 1984	2808	rundll32.exe	85
PID 2808 wrote to memory of 1984	2808	rundll32.exe	85
PID 2808 wrote to memory of 1984	2808	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f70b50903e30de679912720979d4d157a04790e10619c57bba93c4d32999073e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2808
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f70b50903e30de679912720979d4d157a04790e10619c57bba93c4d32999073e.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1984

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

Replay Monitor

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Downloads

memory/1984-0-0x00000000005E0000-0x00000000005E6000-memory.dmp

Filesize
24KB

Download
memory/1984-1-0x0000000074CB0000-0x0000000074CE5000-memory.dmp

Filesize
212KB

Download
memory/1984-3-0x00000000005E0000-0x00000000005E6000-memory.dmp

Filesize
24KB

Download
memory/1984-4-0x0000000074CB0000-0x0000000074CE5000-memory.dmp

Filesize
212KB

Download