dridex | 82eb43116794cd1304eadd81e00816b9967f2f5d3202184e8e1f2a8823acec7b

Analysis

max time kernel
116s
max time network
147s
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 22:06

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General

Target

JaffaCakes118_82eb43116794cd1304eadd81e00816b9967f2f5d3202184e8e1f2a8823acec7b.dll
Size

204KB
MD5

3bc760ec0225aa88c46eac7034125d83
SHA1

d8c89fe2e62b5f2e76e5f857d0d8235f4f31ef06
SHA256

82eb43116794cd1304eadd81e00816b9967f2f5d3202184e8e1f2a8823acec7b
SHA512

b1f169f6c2b88eb9ac439d355697da0ce92253621a33e816deaa629bb8e2a1f33be197d11d3640fda63b710e9e6192149cfa377c4b3757e5019c5cfdad16505d
SSDEEP

3072:06FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:0ZuX6pEaeEDheWa+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/552-1-0x0000000074CC0000-0x0000000074CF5000-memory.dmp	dridex_ldr
behavioral2/memory/552-4-0x0000000074CC0000-0x0000000074CF5000-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 2940 wrote to memory of 552	2940	rundll32.exe	83
PID 2940 wrote to memory of 552	2940	rundll32.exe	83
PID 2940 wrote to memory of 552	2940	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_82eb43116794cd1304eadd81e00816b9967f2f5d3202184e8e1f2a8823acec7b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2940
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_82eb43116794cd1304eadd81e00816b9967f2f5d3202184e8e1f2a8823acec7b.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:552

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/552-0-0x0000000000720000-0x0000000000726000-memory.dmp

Filesize
24KB

Download
memory/552-1-0x0000000074CC0000-0x0000000074CF5000-memory.dmp

Filesize
212KB

Download
memory/552-3-0x0000000000720000-0x0000000000726000-memory.dmp

Filesize
24KB

Download
memory/552-4-0x0000000074CC0000-0x0000000074CF5000-memory.dmp

Filesize
212KB

Download