dridex | c07b8bb38659e3a46d759fb6261fbb879f46246fdf68a2400cb9542bf2cded36

Analysis

max time kernel
104s
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 23:52

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General

Target

JaffaCakes118_c07b8bb38659e3a46d759fb6261fbb879f46246fdf68a2400cb9542bf2cded36.dll
Size

204KB
MD5

a6757e2c3665eed8ce430ddcdd3233b5
SHA1

929e3a35fb9d921cc5784f894519ae36928bcb76
SHA256

c07b8bb38659e3a46d759fb6261fbb879f46246fdf68a2400cb9542bf2cded36
SHA512

73c69c4419084a2543c2cc6c01dfa7f03939afe5aff06b7938e993ad31ca210f04f72ffd2fa04781061d04dc288dfa800268bffe2757ba4fa675b90ad147ceff
SSDEEP

3072:X6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:XZuX6pEaeEDheWa+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/1664-1-0x00000000755A0000-0x00000000755D5000-memory.dmp	dridex_ldr
behavioral2/memory/1664-4-0x00000000755A0000-0x00000000755D5000-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 4928 wrote to memory of 1664	4928	rundll32.exe	82
PID 4928 wrote to memory of 1664	4928	rundll32.exe	82
PID 4928 wrote to memory of 1664	4928	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c07b8bb38659e3a46d759fb6261fbb879f46246fdf68a2400cb9542bf2cded36.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4928
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c07b8bb38659e3a46d759fb6261fbb879f46246fdf68a2400cb9542bf2cded36.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1664

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/1664-0-0x00000000006E0000-0x00000000006E6000-memory.dmp

Filesize
24KB

Download
memory/1664-1-0x00000000755A0000-0x00000000755D5000-memory.dmp

Filesize
212KB

Download
memory/1664-3-0x00000000006E0000-0x00000000006E6000-memory.dmp

Filesize
24KB

Download
memory/1664-4-0x00000000755A0000-0x00000000755D5000-memory.dmp

Filesize
212KB

Download