dridex | e99b498b2cafce916267566d466c287348c83d82ff85e88470a7450da458c3f0

Analysis

max time kernel
110s
max time network
142s
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 18:57

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General

Target

JaffaCakes118_e99b498b2cafce916267566d466c287348c83d82ff85e88470a7450da458c3f0.dll
Size

204KB
MD5

0b7f399e0d1965269fe78664c839706e
SHA1

65a2dfc16566b09aaf40ccafd6f47de983bb9f32
SHA256

e99b498b2cafce916267566d466c287348c83d82ff85e88470a7450da458c3f0
SHA512

dab9ec721d6af26478e594b1a376191d7d120733805c31d52e2787e5c54fbf9c27cc8958716348d32be45a7a0d760636ae59ce09789edfd521e7df6bda0bf247
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/1716-1-0x0000000075720000-0x0000000075755000-memory.dmp	dridex_ldr
behavioral2/memory/1716-2-0x0000000075720000-0x0000000075755000-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 516 wrote to memory of 1716	516	rundll32.exe	85
PID 516 wrote to memory of 1716	516	rundll32.exe	85
PID 516 wrote to memory of 1716	516	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e99b498b2cafce916267566d466c287348c83d82ff85e88470a7450da458c3f0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:516
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e99b498b2cafce916267566d466c287348c83d82ff85e88470a7450da458c3f0.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1716

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/1716-0-0x0000000001410000-0x0000000001416000-memory.dmp

Filesize
24KB

Download
memory/1716-1-0x0000000075720000-0x0000000075755000-memory.dmp

Filesize
212KB

Download
memory/1716-2-0x0000000075720000-0x0000000075755000-memory.dmp

Filesize
212KB

Download
memory/1716-3-0x0000000001410000-0x0000000001416000-memory.dmp

Filesize
24KB

Download