dridex | 70a01d83b48e4081b528f47e069c087bf920dc195aa5506525f14b8c49f7bf04

Analysis

max time kernel
64s
max time network
118s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 22:00

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General

Target

JaffaCakes118_70a01d83b48e4081b528f47e069c087bf920dc195aa5506525f14b8c49f7bf04.dll
Size

204KB
MD5

de1332d23c2ed8e8f66364bf73765499
SHA1

3019a677a63e78a4f8792eb1be51ffa16cd2099b
SHA256

70a01d83b48e4081b528f47e069c087bf920dc195aa5506525f14b8c49f7bf04
SHA512

b4bd040c179491db53e3646a28f55778c0e0f89f99d502e1e84723cb22aca508c440f55aa7daea8c0f67dc4a7d59bba3b1db61ac5a43ec239a231227029f5973
SSDEEP

3072:56FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:5ZuX6pEaeEDheWa+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/1440-1-0x0000000074C60000-0x0000000074C95000-memory.dmp	dridex_ldr
behavioral1/memory/1440-2-0x0000000074C60000-0x0000000074C95000-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 2136 wrote to memory of 1440	2136	rundll32.exe	30
PID 2136 wrote to memory of 1440	2136	rundll32.exe	30
PID 2136 wrote to memory of 1440	2136	rundll32.exe	30
PID 2136 wrote to memory of 1440	2136	rundll32.exe	30
PID 2136 wrote to memory of 1440	2136	rundll32.exe	30
PID 2136 wrote to memory of 1440	2136	rundll32.exe	30
PID 2136 wrote to memory of 1440	2136	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_70a01d83b48e4081b528f47e069c087bf920dc195aa5506525f14b8c49f7bf04.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2136
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_70a01d83b48e4081b528f47e069c087bf920dc195aa5506525f14b8c49f7bf04.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1440

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/1440-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1440-1-0x0000000074C60000-0x0000000074C95000-memory.dmp

Filesize
212KB

Download
memory/1440-2-0x0000000074C60000-0x0000000074C95000-memory.dmp

Filesize
212KB

Download
memory/1440-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download