dridex | ac4daf1d6992071ca93db5a13f59dbefc5c50a41bb55a28e00f8bac45209f54f

Analysis

max time kernel
61s
max time network
150s
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 20:56

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General

Target

JaffaCakes118_ac4daf1d6992071ca93db5a13f59dbefc5c50a41bb55a28e00f8bac45209f54f.dll
Size

160KB
MD5

9d203aacb2a2b2c6d3f92b94c1aecbf5
SHA1

fe331f898b9575c14c958117c136399562611318
SHA256

ac4daf1d6992071ca93db5a13f59dbefc5c50a41bb55a28e00f8bac45209f54f
SHA512

07919e208f514bb25a405f454d8cb65f513a72be1a19a1c5a0e12e2f9a44d2ad46f95c3aea352c70161e5b99522d2f4e37baa6f9bbcbbb3cfac2d4477767e8a7
SSDEEP

3072:NWX2IjzzpM+PncPeY8+O3AU3HRIHPh3UGfXy0BHNkIv/ScbQQ2y0iNM0+y+N0tc:N42IfzNPnoeY8j3AsHGPXpHNj6rByM3

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
behavioral2/memory/4840-0-0x0000000074E50000-0x0000000074E7E000-memory.dmp	dridex_ldr
behavioral2/memory/4840-3-0x0000000074E50000-0x0000000074E7E000-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 5064 wrote to memory of 4840	5064	rundll32.exe	83
PID 5064 wrote to memory of 4840	5064	rundll32.exe	83
PID 5064 wrote to memory of 4840	5064	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ac4daf1d6992071ca93db5a13f59dbefc5c50a41bb55a28e00f8bac45209f54f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5064
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ac4daf1d6992071ca93db5a13f59dbefc5c50a41bb55a28e00f8bac45209f54f.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:4840

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/4840-2-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/4840-0-0x0000000074E50000-0x0000000074E7E000-memory.dmp

Filesize
184KB

Download
memory/4840-3-0x0000000074E50000-0x0000000074E7E000-memory.dmp

Filesize
184KB

Download