dridex | 666fb16a42c487261b1c6a5cdbceac5262b1edd81f95a8b77c8364af8f331d63

Analysis

max time kernel
74s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:42

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General

Target

JaffaCakes118_666fb16a42c487261b1c6a5cdbceac5262b1edd81f95a8b77c8364af8f331d63.dll
Size

204KB
MD5

2136ca31113cd9802d75ffb6285026fe
SHA1

e8a431204f7161c165708005fd6a93f4070ac0f9
SHA256

666fb16a42c487261b1c6a5cdbceac5262b1edd81f95a8b77c8364af8f331d63
SHA512

3c20ef11d0617753acae062bf67a986ac68bd45b651fcad71d965ae3f941f42cebe88b609bdb0b2aba0bc3b434bcc753be8ed745b9c0058a81bb179e05596e16
SSDEEP

3072:K6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:KZuX6pEaeEDheWa+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/2772-1-0x0000000074BB0000-0x0000000074BE5000-memory.dmp	dridex_ldr
behavioral1/memory/2772-2-0x0000000074BB0000-0x0000000074BE5000-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 2748 wrote to memory of 2772	2748	rundll32.exe	30
PID 2748 wrote to memory of 2772	2748	rundll32.exe	30
PID 2748 wrote to memory of 2772	2748	rundll32.exe	30
PID 2748 wrote to memory of 2772	2748	rundll32.exe	30
PID 2748 wrote to memory of 2772	2748	rundll32.exe	30
PID 2748 wrote to memory of 2772	2748	rundll32.exe	30
PID 2748 wrote to memory of 2772	2748	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_666fb16a42c487261b1c6a5cdbceac5262b1edd81f95a8b77c8364af8f331d63.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2748
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_666fb16a42c487261b1c6a5cdbceac5262b1edd81f95a8b77c8364af8f331d63.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2772

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/2772-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2772-1-0x0000000074BB0000-0x0000000074BE5000-memory.dmp

Filesize
212KB

Download
memory/2772-2-0x0000000074BB0000-0x0000000074BE5000-memory.dmp

Filesize
212KB

Download
memory/2772-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download