dridex | c94e1999d62bdbe743f08b2383083a0b70b41c7a136507ea66614aaf1403dddc

Analysis

max time kernel
141s
max time network
124s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
03-04-2024 18:37

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General

Target

a38752089760a995779233ec52ed1de4_JaffaCakes118.dll
Size

664KB
MD5

a38752089760a995779233ec52ed1de4
SHA1

814ad5b66d77826bb00b603456681d19c0c7a93f
SHA256

c94e1999d62bdbe743f08b2383083a0b70b41c7a136507ea66614aaf1403dddc
SHA512

c490226c8f455d409065b2a2a93f54f08f3397557e1630e0ce7b27057020114ff5c6b6a596d86b4b4db23b49bbad82d64d5d4bd489fd89abb47de02a26567501
SSDEEP

12288:L/0Qzqf0edi483M+6TFKywVt6PbEYU0eyJTT/Mu9oV01uHoaEPc:z0zhdIn6TFKywvCbEOxDMu9oyFaEPc

Score

10^/10

dridex 10222 botnet discovery evasion trojan

Malware Config

Extracted

Family

dridex

Botnet

10222

174.128.245.202:443

51.83.3.52:13786

69.64.50.41:6602

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 2 IoCs

Processes:

rundll32.exe

flow pid process

3 2204 rundll32.exe
5 2204 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

Processes:

rundll32.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe

flow	pid	process
3	2204	rundll32.exe
5	2204	rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 272 wrote to memory of 2204	272	rundll32.exe	rundll32.exe
PID 272 wrote to memory of 2204	272	rundll32.exe	rundll32.exe
PID 272 wrote to memory of 2204	272	rundll32.exe	rundll32.exe
PID 272 wrote to memory of 2204	272	rundll32.exe	rundll32.exe
PID 272 wrote to memory of 2204	272	rundll32.exe	rundll32.exe
PID 272 wrote to memory of 2204	272	rundll32.exe	rundll32.exe
PID 272 wrote to memory of 2204	272	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a38752089760a995779233ec52ed1de4_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:272

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a38752089760a995779233ec52ed1de4_JaffaCakes118.dll,#1
2⤵
- Blocklisted process makes network request
- Checks whether UAC is enabled
PID:2204

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/2204-0-0x0000000001DD0000-0x0000000001F0C000-memory.dmp

Filesize
1.2MB

Download
memory/2204-2-0x0000000001DD0000-0x0000000001F0C000-memory.dmp

Filesize
1.2MB

Download
memory/2204-3-0x0000000001DD0000-0x0000000001F0C000-memory.dmp

Filesize
1.2MB

Download
memory/2204-5-0x00000000000C0000-0x00000000000C1000-memory.dmp

Filesize
4KB

Download
memory/2204-6-0x0000000001DD0000-0x0000000001F0C000-memory.dmp

Filesize
1.2MB

Download
memory/2204-7-0x0000000001DD0000-0x0000000001F0C000-memory.dmp

Filesize
1.2MB

Download
memory/2204-8-0x00000000000C0000-0x00000000000C1000-memory.dmp

Filesize
4KB

Download