dridex | 101de1f5f085495798d72c2e6bce881a3a551cc3221e84fce45f1129e0f7a990

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 01:20

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General

Target

JaffaCakes118_101de1f5f085495798d72c2e6bce881a3a551cc3221e84fce45f1129e0f7a990.dll
Size

188KB
MD5

267adf3f3e5ceb79f45a15176a23a0f4
SHA1

2bc2e808d28b73165d265596303318d208e43eec
SHA256

101de1f5f085495798d72c2e6bce881a3a551cc3221e84fce45f1129e0f7a990
SHA512

e277baac6f0221b4ea9b6ea8f0fd97a43600c2df6f2d62d0c701544453b317ee48738f42a3f63e2e95f2b77ee00fd2334328db3b4bbf1088fcc798600df1bfcd
SSDEEP

3072:pteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzK9qM:lq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1992-1-0x00000000746A0000-0x00000000746D0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1212	1992	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 2532 wrote to memory of 1992	2532	rundll32.exe	30
PID 2532 wrote to memory of 1992	2532	rundll32.exe	30
PID 2532 wrote to memory of 1992	2532	rundll32.exe	30
PID 2532 wrote to memory of 1992	2532	rundll32.exe	30
PID 2532 wrote to memory of 1992	2532	rundll32.exe	30
PID 2532 wrote to memory of 1992	2532	rundll32.exe	30
PID 2532 wrote to memory of 1992	2532	rundll32.exe	30
PID 1992 wrote to memory of 1212	1992	rundll32.exe	32
PID 1992 wrote to memory of 1212	1992	rundll32.exe	32
PID 1992 wrote to memory of 1212	1992	rundll32.exe	32
PID 1992 wrote to memory of 1212	1992	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_101de1f5f085495798d72c2e6bce881a3a551cc3221e84fce45f1129e0f7a990.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2532
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_101de1f5f085495798d72c2e6bce881a3a551cc3221e84fce45f1129e0f7a990.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1992
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1992 -s 300
    3⤵
    - Program crash
    PID:1212

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/1992-0-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/1992-1-0x00000000746A0000-0x00000000746D0000-memory.dmp

Filesize
192KB

Download
memory/1992-4-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download