dridex | 7e84cd7770f55cbe501220c67a61dd7411160096501b6b441d4cbf4bf8e2d976

Analysis

max time kernel
51s
max time network
123s
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 21:01

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General

Target

JaffaCakes118_7e84cd7770f55cbe501220c67a61dd7411160096501b6b441d4cbf4bf8e2d976.dll
Size

162KB
MD5

acb68eb8ba76a6cf84239283b7199c4e
SHA1

9ae08daa5af84391a8b2e986457675da777d70cf
SHA256

7e84cd7770f55cbe501220c67a61dd7411160096501b6b441d4cbf4bf8e2d976
SHA512

d5bdb3910a4f062d991279ec7bb204be6291a84032d7a4c478d81bbca344df7edd48a35dfe0a2b1d6e60bd93a0898764572a813ba0165ea71d8f397c056a83d6
SSDEEP

3072:SmNFcsGvTmf9vOmoM0IZ5kPjBxYvdIL2KyOQaOP8+cMTH1PxsMYQnF1b1l:DLc7UtOpM1Z5k1xYO2LXjTH1pH5nF1p

Score

10^/10

dridex 40112 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

107.172.227.10:443

172.93.133.123:2303

108.168.61.147:8172

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/1924-1-0x0000000075480000-0x00000000754AE000-memory.dmp	dridex_ldr
behavioral2/memory/1924-4-0x0000000075480000-0x00000000754AE000-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 3304 wrote to memory of 1924	3304	rundll32.exe	83
PID 3304 wrote to memory of 1924	3304	rundll32.exe	83
PID 3304 wrote to memory of 1924	3304	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7e84cd7770f55cbe501220c67a61dd7411160096501b6b441d4cbf4bf8e2d976.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3304
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7e84cd7770f55cbe501220c67a61dd7411160096501b6b441d4cbf4bf8e2d976.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1924

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/1924-0-0x0000000002820000-0x0000000002826000-memory.dmp

Filesize
24KB

Download
memory/1924-1-0x0000000075480000-0x00000000754AE000-memory.dmp

Filesize
184KB

Download
memory/1924-3-0x0000000002820000-0x0000000002826000-memory.dmp

Filesize
24KB

Download
memory/1924-4-0x0000000075480000-0x00000000754AE000-memory.dmp

Filesize
184KB

Download