dridex | 3567bd7d9132384559ece1d41092e72167f2a55dd8d05c7c0bffe0cb786e5f76

Analysis

max time kernel
86s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:45

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General

Target

JaffaCakes118_3567bd7d9132384559ece1d41092e72167f2a55dd8d05c7c0bffe0cb786e5f76.dll
Size

204KB
MD5

3d0d371c871fcd395edf538c120e4c8a
SHA1

b7a9ccf259468665f3f5897f3e13880006aa757b
SHA256

3567bd7d9132384559ece1d41092e72167f2a55dd8d05c7c0bffe0cb786e5f76
SHA512

720a746dfd7ff12d404ff8ca712f2a19ea95d2eb9cf16f736e2d4e7ed54dfb787b7294f675ace2987d6ed27569175b67bd43283a5037888134665efe7d5673df
SSDEEP

3072:C6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:CZuX6pEaeEDheWa+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/1980-0-0x0000000074C10000-0x0000000074C45000-memory.dmp	dridex_ldr
behavioral1/memory/1980-2-0x0000000074C10000-0x0000000074C45000-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 1796 wrote to memory of 1980	1796	rundll32.exe	31
PID 1796 wrote to memory of 1980	1796	rundll32.exe	31
PID 1796 wrote to memory of 1980	1796	rundll32.exe	31
PID 1796 wrote to memory of 1980	1796	rundll32.exe	31
PID 1796 wrote to memory of 1980	1796	rundll32.exe	31
PID 1796 wrote to memory of 1980	1796	rundll32.exe	31
PID 1796 wrote to memory of 1980	1796	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3567bd7d9132384559ece1d41092e72167f2a55dd8d05c7c0bffe0cb786e5f76.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1796
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3567bd7d9132384559ece1d41092e72167f2a55dd8d05c7c0bffe0cb786e5f76.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1980

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/1980-1-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/1980-0-0x0000000074C10000-0x0000000074C45000-memory.dmp

Filesize
212KB

Download
memory/1980-2-0x0000000074C10000-0x0000000074C45000-memory.dmp

Filesize
212KB

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