dridex | 8d1a05a2f363a664e5e5e5e3d5c382b1baf48212a6164a51df9e4497f29567b1

Analysis

max time kernel
63s
max time network
150s
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 22:38

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General

Target

JaffaCakes118_8d1a05a2f363a664e5e5e5e3d5c382b1baf48212a6164a51df9e4497f29567b1.dll
Size

204KB
MD5

0a2af100e27ab8d8663f321ebf0a8e37
SHA1

2cafda33e14e0e1f3d2e5d194a1932e4fc92848a
SHA256

8d1a05a2f363a664e5e5e5e3d5c382b1baf48212a6164a51df9e4497f29567b1
SHA512

9c585e1ebc225815ebc05c9de705a5d0deb169b0073f1455242399f989abeafc8bd4a83c83090eac44df796abe4e4ae570c18240147cfd94c48e94f15902c7e4
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/556-1-0x0000000075740000-0x0000000075775000-memory.dmp	dridex_ldr
behavioral2/memory/556-4-0x0000000075740000-0x0000000075775000-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 4844 wrote to memory of 556	4844	rundll32.exe	82
PID 4844 wrote to memory of 556	4844	rundll32.exe	82
PID 4844 wrote to memory of 556	4844	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8d1a05a2f363a664e5e5e5e3d5c382b1baf48212a6164a51df9e4497f29567b1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4844
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8d1a05a2f363a664e5e5e5e3d5c382b1baf48212a6164a51df9e4497f29567b1.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:556

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/556-0-0x0000000001120000-0x0000000001126000-memory.dmp

Filesize
24KB

Download
memory/556-1-0x0000000075740000-0x0000000075775000-memory.dmp

Filesize
212KB

Download
memory/556-3-0x0000000001120000-0x0000000001126000-memory.dmp

Filesize
24KB

Download
memory/556-4-0x0000000075740000-0x0000000075775000-memory.dmp

Filesize
212KB

Download