dridex | f6001948298ff814ebc298c4319e9905c62f378c4334f82c18e6da7d85ae58c0

Analysis

max time kernel
59s
max time network
121s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:00

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General

Target

JaffaCakes118_f6001948298ff814ebc298c4319e9905c62f378c4334f82c18e6da7d85ae58c0.dll
Size

204KB
MD5

4ad61c0344acc1fe506912d91bf2f2a5
SHA1

6bfe2c1c13504324eec887bf5f8c81cf8bfa6f70
SHA256

f6001948298ff814ebc298c4319e9905c62f378c4334f82c18e6da7d85ae58c0
SHA512

a1d4ba2f9975d2ad0d3df04fc11a8810aba33cc3e6336a2863073e7005d7dcec04dd89faec859e85147adaf2e02633e8d16a126bde4e7ce75e8cb4e5f5563a3b
SSDEEP

3072:z6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:zZuX6pEaeEDheWa+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/2088-1-0x0000000074B30000-0x0000000074B65000-memory.dmp	dridex_ldr
behavioral1/memory/2088-3-0x0000000074B30000-0x0000000074B65000-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 2640 wrote to memory of 2088	2640	rundll32.exe	30
PID 2640 wrote to memory of 2088	2640	rundll32.exe	30
PID 2640 wrote to memory of 2088	2640	rundll32.exe	30
PID 2640 wrote to memory of 2088	2640	rundll32.exe	30
PID 2640 wrote to memory of 2088	2640	rundll32.exe	30
PID 2640 wrote to memory of 2088	2640	rundll32.exe	30
PID 2640 wrote to memory of 2088	2640	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f6001948298ff814ebc298c4319e9905c62f378c4334f82c18e6da7d85ae58c0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2640
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f6001948298ff814ebc298c4319e9905c62f378c4334f82c18e6da7d85ae58c0.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2088

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/2088-2-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2088-1-0x0000000074B30000-0x0000000074B65000-memory.dmp

Filesize
212KB

Download
memory/2088-3-0x0000000074B30000-0x0000000074B65000-memory.dmp

Filesize
212KB

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