dridex | be454d28d40bd9a4ef4528c202dfb725c6fe439ae59b50c2af7796b8cfb1732f

Analysis

max time kernel
59s
max time network
18s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:33

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General

Target

JaffaCakes118_be454d28d40bd9a4ef4528c202dfb725c6fe439ae59b50c2af7796b8cfb1732f.dll
Size

204KB
MD5

c3877867e0bdf98c29b71769625c64d8
SHA1

2a7d57e782843c6ab285b32970b8c0117a5838fa
SHA256

be454d28d40bd9a4ef4528c202dfb725c6fe439ae59b50c2af7796b8cfb1732f
SHA512

d1a5d99acb11026a60f618dfc487f59b1a80463ca00b47119fbd4f00d6ff268798b66667b6f9347e3ef590e455c4dbdeaee7192cffe07571648810eb3e0ca725
SSDEEP

3072:V6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:VZuX6pEaeEDheWa+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/1148-1-0x0000000075210000-0x0000000075245000-memory.dmp	dridex_ldr
behavioral1/memory/1148-2-0x0000000075210000-0x0000000075245000-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 1824 wrote to memory of 1148	1824	rundll32.exe	28
PID 1824 wrote to memory of 1148	1824	rundll32.exe	28
PID 1824 wrote to memory of 1148	1824	rundll32.exe	28
PID 1824 wrote to memory of 1148	1824	rundll32.exe	28
PID 1824 wrote to memory of 1148	1824	rundll32.exe	28
PID 1824 wrote to memory of 1148	1824	rundll32.exe	28
PID 1824 wrote to memory of 1148	1824	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_be454d28d40bd9a4ef4528c202dfb725c6fe439ae59b50c2af7796b8cfb1732f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1824
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_be454d28d40bd9a4ef4528c202dfb725c6fe439ae59b50c2af7796b8cfb1732f.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1148

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/1148-0-0x0000000000200000-0x0000000000206000-memory.dmp

Filesize
24KB

Download
memory/1148-1-0x0000000075210000-0x0000000075245000-memory.dmp

Filesize
212KB

Download
memory/1148-2-0x0000000075210000-0x0000000075245000-memory.dmp

Filesize
212KB

Download
memory/1148-3-0x0000000000200000-0x0000000000206000-memory.dmp

Filesize
24KB

Download