dridex | f770975482b4e38b5befa03f85385e66c27eba7a73b3a65e91027ceb026fae12

Analysis

max time kernel
113s
max time network
147s
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, 06:28

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General

Target

JaffaCakes118_f770975482b4e38b5befa03f85385e66c27eba7a73b3a65e91027ceb026fae12.dll
Size

204KB
MD5

8b66140000cf1cbc65a509e91c6abe73
SHA1

f0ff438fba4a0bf7d1683f9d51e4b09e6b5e8f23
SHA256

f770975482b4e38b5befa03f85385e66c27eba7a73b3a65e91027ceb026fae12
SHA512

08e8b1146e711629e3010d0d06a7af173e3acf3e40b8500e5aa7fb9efb95d7c9628c504f4d31984d526f4895f5ead78a15967e16a0f3fb4429e6014a20571d1b
SSDEEP

3072:E6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:EZuX6pEaeEDheWa+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/4488-1-0x0000000075290000-0x00000000752C5000-memory.dmp	dridex_ldr
behavioral2/memory/4488-4-0x0000000075290000-0x00000000752C5000-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 1228 wrote to memory of 4488	1228	rundll32.exe	82
PID 1228 wrote to memory of 4488	1228	rundll32.exe	82
PID 1228 wrote to memory of 4488	1228	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f770975482b4e38b5befa03f85385e66c27eba7a73b3a65e91027ceb026fae12.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1228
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f770975482b4e38b5befa03f85385e66c27eba7a73b3a65e91027ceb026fae12.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:4488

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/4488-0-0x0000000000740000-0x0000000000746000-memory.dmp

Filesize
24KB

Download
memory/4488-1-0x0000000075290000-0x00000000752C5000-memory.dmp

Filesize
212KB

Download
memory/4488-3-0x0000000000740000-0x0000000000746000-memory.dmp

Filesize
24KB

Download
memory/4488-4-0x0000000075290000-0x00000000752C5000-memory.dmp

Filesize
212KB

Download