dridex | bcf2cd37eb4d221f61aa89e6be69d8d6313bb3dff6d7ca73996eb29ef9c4e08f

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 19:10

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

JaffaCakes118_bcf2cd37eb4d221f61aa89e6be69d8d6313bb3dff6d7ca73996eb29ef9c4e08f.dll
Size

184KB
MD5

75843075b22af08ce7475a4dd882682f
SHA1

5ad4bd07b1035ffdfe0a1b212def3b9b4d993553
SHA256

bcf2cd37eb4d221f61aa89e6be69d8d6313bb3dff6d7ca73996eb29ef9c4e08f
SHA512

8e09c56c9c465c149a2261a118dda9decc10ed68c4f43d336c2431c299a6b513a56fd487035c0897378e099e9e3f29f12a585569d43541710141c7a407cf054b
SSDEEP

3072:mJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JSa//2uFrSc:PfYOX+wTScR/Xzku9LVwFuG

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/2144-1-0x0000000075430000-0x000000007545F000-memory.dmp	dridex_ldr
behavioral1/memory/2144-2-0x0000000075430000-0x000000007545F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2796	2144	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 2644 wrote to memory of 2144	2644	rundll32.exe	30
PID 2644 wrote to memory of 2144	2644	rundll32.exe	30
PID 2644 wrote to memory of 2144	2644	rundll32.exe	30
PID 2644 wrote to memory of 2144	2644	rundll32.exe	30
PID 2644 wrote to memory of 2144	2644	rundll32.exe	30
PID 2644 wrote to memory of 2144	2644	rundll32.exe	30
PID 2644 wrote to memory of 2144	2644	rundll32.exe	30
PID 2144 wrote to memory of 2796	2144	rundll32.exe	31
PID 2144 wrote to memory of 2796	2144	rundll32.exe	31
PID 2144 wrote to memory of 2796	2144	rundll32.exe	31
PID 2144 wrote to memory of 2796	2144	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bcf2cd37eb4d221f61aa89e6be69d8d6313bb3dff6d7ca73996eb29ef9c4e08f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2644
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bcf2cd37eb4d221f61aa89e6be69d8d6313bb3dff6d7ca73996eb29ef9c4e08f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2144
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2144 -s 220
    3⤵
    - Program crash
    PID:2796

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

Loading Replay Monitor...

Downloads

memory/2144-0-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/2144-1-0x0000000075430000-0x000000007545F000-memory.dmp

Filesize
188KB

Download
memory/2144-2-0x0000000075430000-0x000000007545F000-memory.dmp

Filesize
188KB

Download
memory/2144-3-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download