dridex | 389660a228f83b45bb7f17394eec14be59ae21e76130c48599c0ddad52728c9c

Analysis

max time kernel
76s
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 22:22

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General

Target

JaffaCakes118_389660a228f83b45bb7f17394eec14be59ae21e76130c48599c0ddad52728c9c.dll
Size

204KB
MD5

d65de149bed33b4789c6942f4bc36f3c
SHA1

1c1ee08a00b9182297286b9fa520734ea90b20b5
SHA256

389660a228f83b45bb7f17394eec14be59ae21e76130c48599c0ddad52728c9c
SHA512

0b047adb00558d7b97f3707b9bb1fad4a592bd79ec1e6e673dbc97c54d96c086b1ad416fb632170e05402a4e022bf831854abd70bb59eb8c6f0d10811c88b4d9
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
behavioral1/memory/1904-0-0x0000000074DF0000-0x0000000074E25000-memory.dmp	dridex_ldr
behavioral1/memory/1904-3-0x0000000074DF0000-0x0000000074E25000-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 2132 wrote to memory of 1904	2132	rundll32.exe	30
PID 2132 wrote to memory of 1904	2132	rundll32.exe	30
PID 2132 wrote to memory of 1904	2132	rundll32.exe	30
PID 2132 wrote to memory of 1904	2132	rundll32.exe	30
PID 2132 wrote to memory of 1904	2132	rundll32.exe	30
PID 2132 wrote to memory of 1904	2132	rundll32.exe	30
PID 2132 wrote to memory of 1904	2132	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_389660a228f83b45bb7f17394eec14be59ae21e76130c48599c0ddad52728c9c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2132
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_389660a228f83b45bb7f17394eec14be59ae21e76130c48599c0ddad52728c9c.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1904

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/1904-0-0x0000000074DF0000-0x0000000074E25000-memory.dmp

Filesize
212KB

Download
memory/1904-2-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download
memory/1904-3-0x0000000074DF0000-0x0000000074E25000-memory.dmp

Filesize
212KB

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