dridex | a80a2ffa229fd786ce365e5d5197aaf7274cfce22f04c5e5be480aaf2f63ba46

Analysis

max time kernel
72s
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 18:35

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General

Target

JaffaCakes118_a80a2ffa229fd786ce365e5d5197aaf7274cfce22f04c5e5be480aaf2f63ba46.dll
Size

204KB
MD5

58e7dc06f21dbadda9d9e4492b9c3340
SHA1

0791eafe3b14c0ea6921751ee52b3192de198c86
SHA256

a80a2ffa229fd786ce365e5d5197aaf7274cfce22f04c5e5be480aaf2f63ba46
SHA512

e3a07a1b93ac85aeb5ba4a7726b0af2ea8fe11ff9529a7d9ce77b77cf8c4b8f4a4f731ac22565dd77eb477c889e12551495657f63d3d467f27636add13851631
SSDEEP

3072:s6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:sZuX6pEaeEDheWa+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/2780-1-0x0000000074BB0000-0x0000000074BE5000-memory.dmp	dridex_ldr
behavioral1/memory/2780-3-0x0000000074BB0000-0x0000000074BE5000-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 2756 wrote to memory of 2780	2756	rundll32.exe	30
PID 2756 wrote to memory of 2780	2756	rundll32.exe	30
PID 2756 wrote to memory of 2780	2756	rundll32.exe	30
PID 2756 wrote to memory of 2780	2756	rundll32.exe	30
PID 2756 wrote to memory of 2780	2756	rundll32.exe	30
PID 2756 wrote to memory of 2780	2756	rundll32.exe	30
PID 2756 wrote to memory of 2780	2756	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a80a2ffa229fd786ce365e5d5197aaf7274cfce22f04c5e5be480aaf2f63ba46.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2756
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a80a2ffa229fd786ce365e5d5197aaf7274cfce22f04c5e5be480aaf2f63ba46.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2780

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/2780-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2780-1-0x0000000074BB0000-0x0000000074BE5000-memory.dmp

Filesize
212KB

Download
memory/2780-3-0x0000000074BB0000-0x0000000074BE5000-memory.dmp

Filesize
212KB

Download
memory/2780-4-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download