dridex | 133db1654a4a1457289eff18fe74d0d9ef9b23e04b2ac3f9cfcf924765170502

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 22:48

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General

Target

JaffaCakes118_133db1654a4a1457289eff18fe74d0d9ef9b23e04b2ac3f9cfcf924765170502.dll
Size

184KB
MD5

08e4099259a226c47c1d53c54232aff7
SHA1

ce454d1efb7a2df0f934d4bca9ad494758e54cf1
SHA256

133db1654a4a1457289eff18fe74d0d9ef9b23e04b2ac3f9cfcf924765170502
SHA512

0c7d48bcd8255a78ad2e7c413baf383662ccde716105542ad62b96242b256f3a0c6dfdc2fb2fa52e1bca4efc3cdfaf71751f85aa9e59a6d567c8ef927bb8b3e4
SSDEEP

3072:lJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8J/a//2uFrSc:OfYOX+wTScR/Xzku9LVwAuG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/2576-1-0x0000000074DC0000-0x0000000074DEF000-memory.dmp	dridex_ldr
behavioral1/memory/2576-2-0x0000000074DC0000-0x0000000074DEF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1696	2576	WerFault.exe	30

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 11 IoCs

description	pid	Process	procid_target
PID 2620 wrote to memory of 2576	2620	rundll32.exe	30
PID 2620 wrote to memory of 2576	2620	rundll32.exe	30
PID 2620 wrote to memory of 2576	2620	rundll32.exe	30
PID 2620 wrote to memory of 2576	2620	rundll32.exe	30
PID 2620 wrote to memory of 2576	2620	rundll32.exe	30
PID 2620 wrote to memory of 2576	2620	rundll32.exe	30
PID 2620 wrote to memory of 2576	2620	rundll32.exe	30
PID 2576 wrote to memory of 1696	2576	rundll32.exe	32
PID 2576 wrote to memory of 1696	2576	rundll32.exe	32
PID 2576 wrote to memory of 1696	2576	rundll32.exe	32
PID 2576 wrote to memory of 1696	2576	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_133db1654a4a1457289eff18fe74d0d9ef9b23e04b2ac3f9cfcf924765170502.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2620
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_133db1654a4a1457289eff18fe74d0d9ef9b23e04b2ac3f9cfcf924765170502.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2576
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2576 -s 220
    3⤵
    - Program crash
    PID:1696

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2576-0-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/2576-1-0x0000000074DC0000-0x0000000074DEF000-memory.dmp

Filesize
188KB

Download
memory/2576-2-0x0000000074DC0000-0x0000000074DEF000-memory.dmp

Filesize
188KB

Download
memory/2576-4-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download