dridex | 668f930461a5d2e24af349ab0e43bc7f6b8e41302c37462e2666024b851f71c7

Analysis

max time kernel
65s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 23:17

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General

Target

JaffaCakes118_668f930461a5d2e24af349ab0e43bc7f6b8e41302c37462e2666024b851f71c7.dll
Size

160KB
MD5

4fda0419e4456820d9815f3af3a08536
SHA1

500cbe36b728ef19f8ecc60bebb7e98ce35b63d2
SHA256

668f930461a5d2e24af349ab0e43bc7f6b8e41302c37462e2666024b851f71c7
SHA512

b78a602be478e91f9bca748f5b8006fc2bf0487ad2e8caff7860a7adbaf511497236d757fe6f298e0b59d9d88d0ff72ed717618b103ee387dab5e5ae6749740e
SSDEEP

3072:+eT2d85tleLD51fC5AHYEoefukoTFMpGmju8D:Cy5tAL11fNHYafoMpX

Score

10^/10

dridex 22201 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

22201

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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
behavioral1/memory/1640-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/1640-3-0x0000000010000000-0x000000001002E000-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 2288 wrote to memory of 1640	2288	rundll32.exe	28
PID 2288 wrote to memory of 1640	2288	rundll32.exe	28
PID 2288 wrote to memory of 1640	2288	rundll32.exe	28
PID 2288 wrote to memory of 1640	2288	rundll32.exe	28
PID 2288 wrote to memory of 1640	2288	rundll32.exe	28
PID 2288 wrote to memory of 1640	2288	rundll32.exe	28
PID 2288 wrote to memory of 1640	2288	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_668f930461a5d2e24af349ab0e43bc7f6b8e41302c37462e2666024b851f71c7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2288
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_668f930461a5d2e24af349ab0e43bc7f6b8e41302c37462e2666024b851f71c7.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1640

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/1640-2-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/1640-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1640-3-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download