dridex | 9fbc8850e1345507cae721d3fa0b27e6187a36851684243f3af11a6a88d50f74

Analysis

max time kernel
104s
max time network
144s
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 19:58

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General

Target

JaffaCakes118_9fbc8850e1345507cae721d3fa0b27e6187a36851684243f3af11a6a88d50f74.dll
Size

204KB
MD5

ebedbadadbe0c4ae5d4d693fa9321fc2
SHA1

c25c315858ee76a0d038a16bd3d99984585ef6e4
SHA256

9fbc8850e1345507cae721d3fa0b27e6187a36851684243f3af11a6a88d50f74
SHA512

4e41fbe338aa4cbe2426261a9d7c2cdbe637cf297e80d0d1d7466c1aa42e1b724f6df94942244c91c23c81eed870e910abfc4eec4a152f2a02148380db946e74
SSDEEP

3072:g6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:gZuX6pEaeEDheWa+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/1832-1-0x0000000074D00000-0x0000000074D35000-memory.dmp	dridex_ldr
behavioral2/memory/1832-2-0x0000000074D00000-0x0000000074D35000-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 4176 wrote to memory of 1832	4176	rundll32.exe	83
PID 4176 wrote to memory of 1832	4176	rundll32.exe	83
PID 4176 wrote to memory of 1832	4176	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9fbc8850e1345507cae721d3fa0b27e6187a36851684243f3af11a6a88d50f74.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4176
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9fbc8850e1345507cae721d3fa0b27e6187a36851684243f3af11a6a88d50f74.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1832

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/1832-0-0x0000000001470000-0x0000000001476000-memory.dmp

Filesize
24KB

Download
memory/1832-1-0x0000000074D00000-0x0000000074D35000-memory.dmp

Filesize
212KB

Download
memory/1832-2-0x0000000074D00000-0x0000000074D35000-memory.dmp

Filesize
212KB

Download
memory/1832-3-0x0000000001470000-0x0000000001476000-memory.dmp

Filesize
24KB

Download