dridex | 5a491fa212b2a68cdd2aa3ba817a2782da6143ff12b7634bb61819e67d08fa3e

Analysis

max time kernel
32s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 23:00

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General

Target

JaffaCakes118_5a491fa212b2a68cdd2aa3ba817a2782da6143ff12b7634bb61819e67d08fa3e.dll
Size

166KB
MD5

264b8d3a176cce50518beba74cc743cc
SHA1

7af76525ce3311afc258400f4a74d13c5d54174f
SHA256

5a491fa212b2a68cdd2aa3ba817a2782da6143ff12b7634bb61819e67d08fa3e
SHA512

fa736e75429118939d1255422bf1cfc1c3dc552985f435e313718bab41550414219c5a3ca2e4ff39844a89f0a6814e4988cd977176a32379f2fd9a0c75dae0bc
SSDEEP

3072:TuFbQtsYQcjxanytIp92/l1iPPqs1/whG68DaHrnpDZ+eE:T0czbty9uiaJlHE

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

131.100.24.202:443

193.160.214.95:4125

67.43.4.76:8172

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/804-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2980	804	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 2528 wrote to memory of 804	2528	rundll32.exe	30
PID 2528 wrote to memory of 804	2528	rundll32.exe	30
PID 2528 wrote to memory of 804	2528	rundll32.exe	30
PID 2528 wrote to memory of 804	2528	rundll32.exe	30
PID 2528 wrote to memory of 804	2528	rundll32.exe	30
PID 2528 wrote to memory of 804	2528	rundll32.exe	30
PID 2528 wrote to memory of 804	2528	rundll32.exe	30
PID 804 wrote to memory of 2980	804	rundll32.exe	31
PID 804 wrote to memory of 2980	804	rundll32.exe	31
PID 804 wrote to memory of 2980	804	rundll32.exe	31
PID 804 wrote to memory of 2980	804	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5a491fa212b2a68cdd2aa3ba817a2782da6143ff12b7634bb61819e67d08fa3e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2528
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5a491fa212b2a68cdd2aa3ba817a2782da6143ff12b7634bb61819e67d08fa3e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:804
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 804 -s 264
    3⤵
    - Program crash
    PID:2980

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/804-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/804-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/804-4-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

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