dridex | c26817e761c86aba91bf5b6f060be54d303b8f0a17f00d66ad1bcef743c5e75b

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 05:02

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General

Target

JaffaCakes118_c26817e761c86aba91bf5b6f060be54d303b8f0a17f00d66ad1bcef743c5e75b.dll
Size

161KB
MD5

fdf417e08dbb91960ed1a5fb69430d64
SHA1

a62b64e58ca5e7a823a1f0a0b55d7c17e1ca4dfd
SHA256

c26817e761c86aba91bf5b6f060be54d303b8f0a17f00d66ad1bcef743c5e75b
SHA512

cd96dfc19fa93c6b82e166506fff0344938e5cc81c599d461fa74f79c3738b48482b06bf890b7c5b2efffbf3535c40e288c3ac16672509af5a5e36608d7f2f57
SSDEEP

3072:S1Suywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2wGkFY:0nS62Fl+pkeJl3CvRStrFl+EYh

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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/1948-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/1948-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1716	1948	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 1300 wrote to memory of 1948	1300	rundll32.exe	30
PID 1300 wrote to memory of 1948	1300	rundll32.exe	30
PID 1300 wrote to memory of 1948	1300	rundll32.exe	30
PID 1300 wrote to memory of 1948	1300	rundll32.exe	30
PID 1300 wrote to memory of 1948	1300	rundll32.exe	30
PID 1300 wrote to memory of 1948	1300	rundll32.exe	30
PID 1300 wrote to memory of 1948	1300	rundll32.exe	30
PID 1948 wrote to memory of 1716	1948	rundll32.exe	32
PID 1948 wrote to memory of 1716	1948	rundll32.exe	32
PID 1948 wrote to memory of 1716	1948	rundll32.exe	32
PID 1948 wrote to memory of 1716	1948	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c26817e761c86aba91bf5b6f060be54d303b8f0a17f00d66ad1bcef743c5e75b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1300
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c26817e761c86aba91bf5b6f060be54d303b8f0a17f00d66ad1bcef743c5e75b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1948
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1948 -s 256
    3⤵
    - Program crash
    PID:1716

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

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Downloads

memory/1948-0-0x00000000000D0000-0x00000000000D6000-memory.dmp

Filesize
24KB

Download
memory/1948-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1948-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1948-4-0x00000000000D0000-0x00000000000D6000-memory.dmp

Filesize
24KB

Download