dridex | 1a62e7a816cb77dff0327575df38487c63815a6140c6fdb4bb344f78d20342dc

Analysis

max time kernel
66s
max time network
127s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:45

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General

Target

JaffaCakes118_1a62e7a816cb77dff0327575df38487c63815a6140c6fdb4bb344f78d20342dc.dll
Size

204KB
MD5

6fe2483e0a7a1fbbd9cac8db81d064b7
SHA1

aa9eee66f15dfb3f631f30f5ac9936999095b7df
SHA256

1a62e7a816cb77dff0327575df38487c63815a6140c6fdb4bb344f78d20342dc
SHA512

56f2fbac96f0bd4bcd4297ae3ca7afd6c2aff249b58cf29fa89012c7b074c741c0f75d4cc42e6c71aaa3990ce4705b22606610eeeb818723b0f398cf037458e0
SSDEEP

3072:k6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:kZuX6pEaeEDheWa+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/1948-1-0x0000000074B50000-0x0000000074B85000-memory.dmp	dridex_ldr
behavioral1/memory/1948-2-0x0000000074B50000-0x0000000074B85000-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 2240 wrote to memory of 1948	2240	rundll32.exe	30
PID 2240 wrote to memory of 1948	2240	rundll32.exe	30
PID 2240 wrote to memory of 1948	2240	rundll32.exe	30
PID 2240 wrote to memory of 1948	2240	rundll32.exe	30
PID 2240 wrote to memory of 1948	2240	rundll32.exe	30
PID 2240 wrote to memory of 1948	2240	rundll32.exe	30
PID 2240 wrote to memory of 1948	2240	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1a62e7a816cb77dff0327575df38487c63815a6140c6fdb4bb344f78d20342dc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2240
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1a62e7a816cb77dff0327575df38487c63815a6140c6fdb4bb344f78d20342dc.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1948

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/1948-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1948-1-0x0000000074B50000-0x0000000074B85000-memory.dmp

Filesize
212KB

Download
memory/1948-2-0x0000000074B50000-0x0000000074B85000-memory.dmp

Filesize
212KB

Download
memory/1948-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download