dridex | c9dfe24b7b1cbf2f5211345ca533d9e9d2cadb7713e1ea0b34f15eb1c08fe598

Analysis

max time kernel
96s
max time network
149s
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, 23:14

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General

Target

JaffaCakes118_c9dfe24b7b1cbf2f5211345ca533d9e9d2cadb7713e1ea0b34f15eb1c08fe598.dll
Size

157KB
MD5

615ba87936c333e2e7d9c4c4afc3baed
SHA1

2f250e9c26d9be16e1aff55b0d678149b0fc4129
SHA256

c9dfe24b7b1cbf2f5211345ca533d9e9d2cadb7713e1ea0b34f15eb1c08fe598
SHA512

cbd4a7fd515b15a00fc72890f85662a695ec17787d1abfc2e97783e2a54439ec1e3e456a6bfa1a847974432bd57230bc2152e3637a67a1d8b09c7f44cbe3552a
SSDEEP

3072:UXdgq2AQFBHNHrvCU0FoCGWi/isjLpWRGGJnHs9:UMHNLvC1FoCGx//Xq

Score

10^/10

dridex 40112 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

159.8.59.82:443

51.91.156.39:2303

67.196.50.240:8172

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
behavioral2/memory/4592-1-0x0000000075880000-0x00000000758AD000-memory.dmp	dridex_ldr
behavioral2/memory/4592-2-0x0000000075880000-0x00000000758AD000-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 816 wrote to memory of 4592	816	rundll32.exe	82
PID 816 wrote to memory of 4592	816	rundll32.exe	82
PID 816 wrote to memory of 4592	816	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c9dfe24b7b1cbf2f5211345ca533d9e9d2cadb7713e1ea0b34f15eb1c08fe598.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:816
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c9dfe24b7b1cbf2f5211345ca533d9e9d2cadb7713e1ea0b34f15eb1c08fe598.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:4592

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/4592-0-0x0000000000A90000-0x0000000000A96000-memory.dmp

Filesize
24KB

Download
memory/4592-1-0x0000000075880000-0x00000000758AD000-memory.dmp

Filesize
180KB

Download
memory/4592-2-0x0000000075880000-0x00000000758AD000-memory.dmp

Filesize
180KB

Download
memory/4592-3-0x0000000000A90000-0x0000000000A96000-memory.dmp

Filesize
24KB

Download