dridex | c94e1999d62bdbe743f08b2383083a0b70b41c7a136507ea66614aaf1403dddc

Analysis

max time kernel
140s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05-01-2025 12:19

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General

Target

JaffaCakes118_a38752089760a995779233ec52ed1de4.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
Dridex family
dridex

Blocklisted process makes network request 2 IoCs

flow	pid	Process
3	1396	rundll32.exe
7	1396	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 7 IoCs

description	pid	Process	procid_target
PID 2572 wrote to memory of 1396	2572	rundll32.exe	30
PID 2572 wrote to memory of 1396	2572	rundll32.exe	30
PID 2572 wrote to memory of 1396	2572	rundll32.exe	30
PID 2572 wrote to memory of 1396	2572	rundll32.exe	30
PID 2572 wrote to memory of 1396	2572	rundll32.exe	30
PID 2572 wrote to memory of 1396	2572	rundll32.exe	30
PID 2572 wrote to memory of 1396	2572	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a38752089760a995779233ec52ed1de4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2572
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a38752089760a995779233ec52ed1de4.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1396

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/1396-1-0x00000000020C0000-0x00000000021FC000-memory.dmp

Filesize
1.2MB

Download
memory/1396-3-0x00000000020C0000-0x00000000021FC000-memory.dmp

Filesize
1.2MB

Download
memory/1396-6-0x00000000020C0000-0x00000000021FC000-memory.dmp

Filesize
1.2MB

Download
memory/1396-5-0x0000000002162000-0x0000000002168000-memory.dmp

Filesize
24KB

Download
memory/1396-2-0x00000000020C0000-0x00000000021FC000-memory.dmp

Filesize
1.2MB

Download
memory/1396-7-0x00000000020C0000-0x00000000021FC000-memory.dmp

Filesize
1.2MB

Download
memory/1396-8-0x00000000020C0000-0x00000000021FC000-memory.dmp

Filesize
1.2MB

Download