dridex | fd06091efa3f37fc741dd04b20a302a0c8ead0cead4c65c6cf5fab020e75d31e

Analysis

max time kernel
61s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:07

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General

Target

JaffaCakes118_fd06091efa3f37fc741dd04b20a302a0c8ead0cead4c65c6cf5fab020e75d31e.dll
Size

160KB
MD5

53936ae9a9862f4792318557982da7f9
SHA1

7b49f5246440a12f7771886c9f9228d09790e2c5
SHA256

fd06091efa3f37fc741dd04b20a302a0c8ead0cead4c65c6cf5fab020e75d31e
SHA512

fa310492e8448df6d0cc2d97ea2c1106557a9ee8a5276f607a5adfa297c5e122f66cdc520811c538bec99e80b0c18d12ffebd12dfbf390a8b2342f672b63b308
SSDEEP

3072:fWX2IjzzpM+PncPeY8+O3AU3HRIHPh3UGfXy0BHNkIv/ScbQQ2y0iNM0+y+N0tc:f42IfzNPnoeY8j3AsHGPXpHNj6rByM3

Score

10^/10

dridex 40111 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

94.247.168.64:443

159.203.93.122:8172

50.116.27.97:2303

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/1720-1-0x0000000074E30000-0x0000000074E5E000-memory.dmp	dridex_ldr
behavioral1/memory/1720-2-0x0000000074E30000-0x0000000074E5E000-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 2552 wrote to memory of 1720	2552	rundll32.exe	30
PID 2552 wrote to memory of 1720	2552	rundll32.exe	30
PID 2552 wrote to memory of 1720	2552	rundll32.exe	30
PID 2552 wrote to memory of 1720	2552	rundll32.exe	30
PID 2552 wrote to memory of 1720	2552	rundll32.exe	30
PID 2552 wrote to memory of 1720	2552	rundll32.exe	30
PID 2552 wrote to memory of 1720	2552	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fd06091efa3f37fc741dd04b20a302a0c8ead0cead4c65c6cf5fab020e75d31e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2552
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fd06091efa3f37fc741dd04b20a302a0c8ead0cead4c65c6cf5fab020e75d31e.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1720

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

Replay Monitor

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Downloads

memory/1720-0-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/1720-1-0x0000000074E30000-0x0000000074E5E000-memory.dmp

Filesize
184KB

Download
memory/1720-2-0x0000000074E30000-0x0000000074E5E000-memory.dmp

Filesize
184KB

Download
memory/1720-3-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download