dridex | 2c4221449fb8de5998edb0a361a807566d690c5047dfbc98cd38be2b846ceaef

Analysis

max time kernel
74s
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 21:45

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General

Target

JaffaCakes118_2c4221449fb8de5998edb0a361a807566d690c5047dfbc98cd38be2b846ceaef.dll
Size

204KB
MD5

55f06e9f21737650b2f5ec92d35f9303
SHA1

f7d6455134caa4b63e48bbd21bc093129c206858
SHA256

2c4221449fb8de5998edb0a361a807566d690c5047dfbc98cd38be2b846ceaef
SHA512

89c857011474b74010731bf31b650499d8af8fa84099b7f990c7930dc0297aaa153a2d101cac58c08f342a61460a94bf953c8e5a6b0186fd53226bc092e06f98
SSDEEP

3072:c6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:cZuX6pEaeEDheWa+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/3908-1-0x0000000074A00000-0x0000000074A35000-memory.dmp	dridex_ldr
behavioral2/memory/3908-4-0x0000000074A00000-0x0000000074A35000-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 2464 wrote to memory of 3908	2464	rundll32.exe	83
PID 2464 wrote to memory of 3908	2464	rundll32.exe	83
PID 2464 wrote to memory of 3908	2464	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2c4221449fb8de5998edb0a361a807566d690c5047dfbc98cd38be2b846ceaef.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2464
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2c4221449fb8de5998edb0a361a807566d690c5047dfbc98cd38be2b846ceaef.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:3908

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/3908-0-0x00000000005F0000-0x00000000005F6000-memory.dmp

Filesize
24KB

Download
memory/3908-1-0x0000000074A00000-0x0000000074A35000-memory.dmp

Filesize
212KB

Download
memory/3908-3-0x00000000005F0000-0x00000000005F6000-memory.dmp

Filesize
24KB

Download
memory/3908-4-0x0000000074A00000-0x0000000074A35000-memory.dmp

Filesize
212KB

Download