dridex | 409c2d9aa53c4ed61ccf1830b0f5852e527142aaf0db3c84a22463b8015dbe47

Analysis

max time kernel
140s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05-01-2025 14:06

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General

Target

JaffaCakes118_a946fdd57831a6edfbc23186d599e9e6.dll
Size

608KB
MD5

a946fdd57831a6edfbc23186d599e9e6
SHA1

b68db0d73e0e5d04ea276c09d27fa3bfa8fdb990
SHA256

409c2d9aa53c4ed61ccf1830b0f5852e527142aaf0db3c84a22463b8015dbe47
SHA512

ec193ffff728cd33551e9237da9481c0fcce538f6daf963c6c9b617122920b98c37887a9d82bf7e37a978ed15561cf11196f6542700a078a2144fd9597b431c4
SSDEEP

12288:5ZGQdqOGyiJqydLqQSeCqsVK8kPRGO35N9mVazXc6F:5Z0BWjeCVVK8kP9N9ouv

Score

10^/10

dridex 10444 botnet discovery evasion trojan

Malware Config

Extracted

Family

dridex

Botnet

10444

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	1724	rundll32.exe
5	1724	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 2980 wrote to memory of 1724	2980	rundll32.exe	30
PID 2980 wrote to memory of 1724	2980	rundll32.exe	30
PID 2980 wrote to memory of 1724	2980	rundll32.exe	30
PID 2980 wrote to memory of 1724	2980	rundll32.exe	30
PID 2980 wrote to memory of 1724	2980	rundll32.exe	30
PID 2980 wrote to memory of 1724	2980	rundll32.exe	30
PID 2980 wrote to memory of 1724	2980	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a946fdd57831a6edfbc23186d599e9e6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2980
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a946fdd57831a6edfbc23186d599e9e6.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1724

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/1724-0-0x0000000000C10000-0x0000000000D44000-memory.dmp

Filesize
1.2MB

Download
memory/1724-2-0x0000000000C10000-0x0000000000D44000-memory.dmp

Filesize
1.2MB

Download
memory/1724-3-0x0000000000C10000-0x0000000000D44000-memory.dmp

Filesize
1.2MB

Download
memory/1724-6-0x0000000000C10000-0x0000000000D44000-memory.dmp

Filesize
1.2MB

Download
memory/1724-5-0x0000000000CA4000-0x0000000000CAA000-memory.dmp

Filesize
24KB

Download
memory/1724-7-0x0000000000C10000-0x0000000000D44000-memory.dmp

Filesize
1.2MB

Download
memory/1724-12-0x0000000000C10000-0x0000000000D44000-memory.dmp

Filesize
1.2MB

Download