dridex | 156b93aeb2ec09eb5c52a39a0d2bd52e5c65ba67b095220d2ef40b2913a04b9a

Analysis

max time kernel
140s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
06-09-2024 15:15

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General

Target

cfd36ec3f5324465e25cb27141720504_JaffaCakes118.dll
Size

1.0MB
MD5

cfd36ec3f5324465e25cb27141720504
SHA1

86ecb08a4b4f7bdf3288b0105d89bde9f67c4f3d
SHA256

156b93aeb2ec09eb5c52a39a0d2bd52e5c65ba67b095220d2ef40b2913a04b9a
SHA512

627b18453bf858d5615f17e1eb5fab6cab4bd620d62df6150c754558e31a5e5222324c9cd0254d5b778c7c3dfd279283924108fe9426b39d24034967ae332a69
SSDEEP

24576:1IumPtwAiyvA/7bGIkFXNr9ypZQf3E/DzLhukd5TkWCfyZgugu:a3Pvo/3G9XNr2A38XhDTkpfyZgugu

Score

10^/10

dridex 10444 botnet discovery evasion trojan

Malware Config

Extracted

Family

dridex

Botnet

10444

209.20.87.138:443

198.1.115.153:8172

151.236.29.248:6516

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Blocklisted process makes network request 1 IoCs

flow	pid	Process
10	2828	rundll32.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

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 3 IoCs

description	pid	Process	procid_target
PID 1224 wrote to memory of 2828	1224	rundll32.exe	83
PID 1224 wrote to memory of 2828	1224	rundll32.exe	83
PID 1224 wrote to memory of 2828	1224	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\cfd36ec3f5324465e25cb27141720504_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1224
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\cfd36ec3f5324465e25cb27141720504_JaffaCakes118.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2828

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

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/2828-0-0x000000007492A000-0x000000007492E000-memory.dmp

Filesize
16KB

Download
memory/2828-1-0x0000000074820000-0x000000007498A000-memory.dmp

Filesize
1.4MB

Download
memory/2828-3-0x0000000074820000-0x000000007498A000-memory.dmp

Filesize
1.4MB

Download
memory/2828-5-0x000000007492A000-0x000000007492E000-memory.dmp

Filesize
16KB

Download
memory/2828-4-0x0000000074820000-0x000000007498A000-memory.dmp

Filesize
1.4MB

Download
memory/2828-7-0x0000000074820000-0x000000007498A000-memory.dmp

Filesize
1.4MB

Download