dridex | a956928bafd3b19251942c8a33e793597e626187552d9bf17c05816098799c20

Analysis

max time kernel
65s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:05

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General

Target

JaffaCakes118_a956928bafd3b19251942c8a33e793597e626187552d9bf17c05816098799c20.dll
Size

204KB
MD5

a06bf94b79d9dea8d231c82d617c1ba8
SHA1

4080f3e916846d8837306c288bc204faacbd2180
SHA256

a956928bafd3b19251942c8a33e793597e626187552d9bf17c05816098799c20
SHA512

806450b72a791303481d5c3e22bdbeb7c47adfcc1669442c1be37a20d9368a9fb42d52e95263a0b4afb80e16a13cd876361986f37cf877c12852cb4d23abda1d
SSDEEP

3072:Q6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:QZuX6pEaeEDheWa+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/2384-1-0x0000000075470000-0x00000000754A5000-memory.dmp	dridex_ldr
behavioral1/memory/2384-2-0x0000000075470000-0x00000000754A5000-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 2248 wrote to memory of 2384	2248	rundll32.exe	29
PID 2248 wrote to memory of 2384	2248	rundll32.exe	29
PID 2248 wrote to memory of 2384	2248	rundll32.exe	29
PID 2248 wrote to memory of 2384	2248	rundll32.exe	29
PID 2248 wrote to memory of 2384	2248	rundll32.exe	29
PID 2248 wrote to memory of 2384	2248	rundll32.exe	29
PID 2248 wrote to memory of 2384	2248	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a956928bafd3b19251942c8a33e793597e626187552d9bf17c05816098799c20.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2248
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a956928bafd3b19251942c8a33e793597e626187552d9bf17c05816098799c20.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2384

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/2384-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2384-1-0x0000000075470000-0x00000000754A5000-memory.dmp

Filesize
212KB

Download
memory/2384-2-0x0000000075470000-0x00000000754A5000-memory.dmp

Filesize
212KB

Download
memory/2384-3-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download