dridex | 7cde1d1e0f9634ae6be071671588fec319b50f4785460d664b1641ee75adebbc

Analysis

max time kernel
71s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 22:19

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General

Target

JaffaCakes118_7cde1d1e0f9634ae6be071671588fec319b50f4785460d664b1641ee75adebbc.dll
Size

204KB
MD5

a00b527246402d4c67686955a7a7522c
SHA1

671c90f06d49a4c710847190aab3a042d1121868
SHA256

7cde1d1e0f9634ae6be071671588fec319b50f4785460d664b1641ee75adebbc
SHA512

7cdee3b13facf246ab68ec19cee06573a572f30823e13f504f922a172a4844c0907cd8109eebda72df3a4c465455d5b9e381e5a3c79f807c2dfd66ee2877007c
SSDEEP

3072:86FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:8ZuX6pEaeEDheWa+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/1752-0-0x0000000074600000-0x0000000074635000-memory.dmp	dridex_ldr
behavioral1/memory/1752-3-0x0000000074600000-0x0000000074635000-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 2580 wrote to memory of 1752	2580	rundll32.exe	30
PID 2580 wrote to memory of 1752	2580	rundll32.exe	30
PID 2580 wrote to memory of 1752	2580	rundll32.exe	30
PID 2580 wrote to memory of 1752	2580	rundll32.exe	30
PID 2580 wrote to memory of 1752	2580	rundll32.exe	30
PID 2580 wrote to memory of 1752	2580	rundll32.exe	30
PID 2580 wrote to memory of 1752	2580	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7cde1d1e0f9634ae6be071671588fec319b50f4785460d664b1641ee75adebbc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2580
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7cde1d1e0f9634ae6be071671588fec319b50f4785460d664b1641ee75adebbc.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1752

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/1752-1-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1752-0-0x0000000074600000-0x0000000074635000-memory.dmp

Filesize
212KB

Download
memory/1752-3-0x0000000074600000-0x0000000074635000-memory.dmp

Filesize
212KB

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