dridex | c3fcd77aaecc591c8176e2628f58250ec226d560bc4f45def290eec4a2c066ed

Analysis

max time kernel
60s
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 19:45

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General

Target

JaffaCakes118_c3fcd77aaecc591c8176e2628f58250ec226d560bc4f45def290eec4a2c066ed.dll
Size

204KB
MD5

69d6a853f94ccba8446b85154a69f761
SHA1

72fe5c29a84c96682eb9dc73376d511119345a17
SHA256

c3fcd77aaecc591c8176e2628f58250ec226d560bc4f45def290eec4a2c066ed
SHA512

9a89e523d7866d1c44d14d3cb6782b3d4b8dd6f1a68b5a5767e7d80d02f53c86aa19ad33d5ba51fc05b567e0c11f68d69ce97eb9eeb6f9523ecd8015e89b37d7
SSDEEP

3072:b6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:bZuX6pEaeEDheWa+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/2676-1-0x0000000075230000-0x0000000075265000-memory.dmp	dridex_ldr
behavioral1/memory/2676-2-0x0000000075230000-0x0000000075265000-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 2212 wrote to memory of 2676	2212	rundll32.exe	30
PID 2212 wrote to memory of 2676	2212	rundll32.exe	30
PID 2212 wrote to memory of 2676	2212	rundll32.exe	30
PID 2212 wrote to memory of 2676	2212	rundll32.exe	30
PID 2212 wrote to memory of 2676	2212	rundll32.exe	30
PID 2212 wrote to memory of 2676	2212	rundll32.exe	30
PID 2212 wrote to memory of 2676	2212	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c3fcd77aaecc591c8176e2628f58250ec226d560bc4f45def290eec4a2c066ed.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2212
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c3fcd77aaecc591c8176e2628f58250ec226d560bc4f45def290eec4a2c066ed.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2676

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/2676-0-0x0000000000110000-0x0000000000116000-memory.dmp

Filesize
24KB

Download
memory/2676-1-0x0000000075230000-0x0000000075265000-memory.dmp

Filesize
212KB

Download
memory/2676-2-0x0000000075230000-0x0000000075265000-memory.dmp

Filesize
212KB

Download
memory/2676-3-0x0000000000110000-0x0000000000116000-memory.dmp

Filesize
24KB

Download