dridex | ff624391174b69248a43b50aa11a0c3e31b455527273a9f4e4f92a027ada3a9f

Analysis

max time kernel
76s
max time network
146s
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, 05:19

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General

Target

JaffaCakes118_ff624391174b69248a43b50aa11a0c3e31b455527273a9f4e4f92a027ada3a9f.dll
Size

204KB
MD5

10af40dcc05aa63e33a0e1c619de450b
SHA1

83b866aad13dc04f5d66da510dbf4f51f06606fd
SHA256

ff624391174b69248a43b50aa11a0c3e31b455527273a9f4e4f92a027ada3a9f
SHA512

e18f3aec3cc75a0c2b0b002e10d101e1f10e3e32ec14b4abb15e36a4d9395cf62cd9fc9f3d1655d3148ebec1b449a63774cc94a3284331f82a81337737b4a56d
SSDEEP

3072:86FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:8ZuX6pEaeEDheWa+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
behavioral2/memory/2548-1-0x0000000074AF0000-0x0000000074B25000-memory.dmp	dridex_ldr
behavioral2/memory/2548-4-0x0000000074AF0000-0x0000000074B25000-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 3776 wrote to memory of 2548	3776	rundll32.exe	82
PID 3776 wrote to memory of 2548	3776	rundll32.exe	82
PID 3776 wrote to memory of 2548	3776	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ff624391174b69248a43b50aa11a0c3e31b455527273a9f4e4f92a027ada3a9f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3776
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ff624391174b69248a43b50aa11a0c3e31b455527273a9f4e4f92a027ada3a9f.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2548

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/2548-0-0x00000000010E0000-0x00000000010E6000-memory.dmp

Filesize
24KB

Download
memory/2548-1-0x0000000074AF0000-0x0000000074B25000-memory.dmp

Filesize
212KB

Download
memory/2548-3-0x00000000010E0000-0x00000000010E6000-memory.dmp

Filesize
24KB

Download
memory/2548-4-0x0000000074AF0000-0x0000000074B25000-memory.dmp

Filesize
212KB

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