dridex | c43e7345e121f9d2a9de6a49f7aca273b682b6f32e4ed63df6ebaa479c31ca1e

Analysis

max time kernel
61s
max time network
17s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 04:05

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General

Target

JaffaCakes118_c43e7345e121f9d2a9de6a49f7aca273b682b6f32e4ed63df6ebaa479c31ca1e.dll
Size

204KB
MD5

6a370e950c5a28d311a14c39456a520e
SHA1

2466df438b2acad688d7d361a27fcabe67c492fd
SHA256

c43e7345e121f9d2a9de6a49f7aca273b682b6f32e4ed63df6ebaa479c31ca1e
SHA512

a59e9a710babed7f74a204ceb5af90a2de6a69b2d46d635ab04f710a91b7d34e1b6a6928e658a4ce426c7850a03fb1c5df090e7668443b5c9e0b1e4bcb653bc1
SSDEEP

3072:76FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:7ZuX6pEaeEDheWa+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/2328-1-0x0000000074740000-0x0000000074775000-memory.dmp	dridex_ldr
behavioral1/memory/2328-2-0x0000000074740000-0x0000000074775000-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 2300 wrote to memory of 2328	2300	rundll32.exe	30
PID 2300 wrote to memory of 2328	2300	rundll32.exe	30
PID 2300 wrote to memory of 2328	2300	rundll32.exe	30
PID 2300 wrote to memory of 2328	2300	rundll32.exe	30
PID 2300 wrote to memory of 2328	2300	rundll32.exe	30
PID 2300 wrote to memory of 2328	2300	rundll32.exe	30
PID 2300 wrote to memory of 2328	2300	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c43e7345e121f9d2a9de6a49f7aca273b682b6f32e4ed63df6ebaa479c31ca1e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2300
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c43e7345e121f9d2a9de6a49f7aca273b682b6f32e4ed63df6ebaa479c31ca1e.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2328

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/2328-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2328-1-0x0000000074740000-0x0000000074775000-memory.dmp

Filesize
212KB

Download
memory/2328-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2328-2-0x0000000074740000-0x0000000074775000-memory.dmp

Filesize
212KB

Download