dridex | ed402f9eb42f1802d6bee9a1dca8aa2ec9cdffa6e7c85bf32485df6d158f9471

Analysis

max time kernel
58s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 22:32

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General

Target

JaffaCakes118_ed402f9eb42f1802d6bee9a1dca8aa2ec9cdffa6e7c85bf32485df6d158f9471.dll
Size

204KB
MD5

945b4a4e35d83def6482a5922a8f5e7a
SHA1

e1739c1b69a93bca7d20c108550c35681c2a8fe0
SHA256

ed402f9eb42f1802d6bee9a1dca8aa2ec9cdffa6e7c85bf32485df6d158f9471
SHA512

f9681d062cbb5e473d50861030ed8ce2c4c836c509c7c721090338e01c1db5b842c02d00effa3af0bd641e893fc042e26fd1db054a4f89ba781752f0a9355b65
SSDEEP

3072:a6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:aZuX6pEaeEDheWa+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/1768-1-0x0000000074FE0000-0x0000000075015000-memory.dmp	dridex_ldr
behavioral1/memory/1768-2-0x0000000074FE0000-0x0000000075015000-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 376 wrote to memory of 1768	376	rundll32.exe	30
PID 376 wrote to memory of 1768	376	rundll32.exe	30
PID 376 wrote to memory of 1768	376	rundll32.exe	30
PID 376 wrote to memory of 1768	376	rundll32.exe	30
PID 376 wrote to memory of 1768	376	rundll32.exe	30
PID 376 wrote to memory of 1768	376	rundll32.exe	30
PID 376 wrote to memory of 1768	376	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ed402f9eb42f1802d6bee9a1dca8aa2ec9cdffa6e7c85bf32485df6d158f9471.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:376
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ed402f9eb42f1802d6bee9a1dca8aa2ec9cdffa6e7c85bf32485df6d158f9471.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1768

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/1768-0-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/1768-1-0x0000000074FE0000-0x0000000075015000-memory.dmp

Filesize
212KB

Download
memory/1768-3-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/1768-2-0x0000000074FE0000-0x0000000075015000-memory.dmp

Filesize
212KB

Download