dridex | 265b24bb4d53a068e16fc2cf2636b2b091c9a5d1f2e49d01d96c1ddfa23cdadf

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25/12/2024, 16:50

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General

Target

JaffaCakes118_265b24bb4d53a068e16fc2cf2636b2b091c9a5d1f2e49d01d96c1ddfa23cdadf.dll
Size

161KB
MD5

bd5b040c9a2b52f2d6f29a5925ead47b
SHA1

fec355a36fb4de68ebd5f038fa824527c21e2066
SHA256

265b24bb4d53a068e16fc2cf2636b2b091c9a5d1f2e49d01d96c1ddfa23cdadf
SHA512

f3555fb1430a98333fdde1a8f3799d8c415f6cd186d6b19a437055ab34fd231334ca883ddee0e0cb5b4cc234331c151052a40ee54aa08e417434efb097e268cc
SSDEEP

3072:PgSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2ZGkFY:onS62Fl+pkeJl3CvRStrFl+EYM

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/2688-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2688-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1872	2688	WerFault.exe	31

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 1416 wrote to memory of 2688	1416	rundll32.exe	31
PID 1416 wrote to memory of 2688	1416	rundll32.exe	31
PID 1416 wrote to memory of 2688	1416	rundll32.exe	31
PID 1416 wrote to memory of 2688	1416	rundll32.exe	31
PID 1416 wrote to memory of 2688	1416	rundll32.exe	31
PID 1416 wrote to memory of 2688	1416	rundll32.exe	31
PID 1416 wrote to memory of 2688	1416	rundll32.exe	31
PID 2688 wrote to memory of 1872	2688	rundll32.exe	32
PID 2688 wrote to memory of 1872	2688	rundll32.exe	32
PID 2688 wrote to memory of 1872	2688	rundll32.exe	32
PID 2688 wrote to memory of 1872	2688	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_265b24bb4d53a068e16fc2cf2636b2b091c9a5d1f2e49d01d96c1ddfa23cdadf.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1416
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_265b24bb4d53a068e16fc2cf2636b2b091c9a5d1f2e49d01d96c1ddfa23cdadf.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2688
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2688 -s 256
    3⤵
    - Program crash
    PID:1872

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/2688-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2688-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2688-3-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2688-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download