dridex | c9c3f3979b1b53ae01df78874721490e46b0ecafc00984deda03669749710bd6

Analysis

max time kernel
93s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2024 10:07

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General

Target

JaffaCakes118_c9c3f3979b1b53ae01df78874721490e46b0ecafc00984deda03669749710bd6.dll
Size

184KB
MD5

7e8e33cd92ddb0256ee5a5ae329875d6
SHA1

9eb3e0530ac352b969e1a0fcd8beea6eedc45714
SHA256

c9c3f3979b1b53ae01df78874721490e46b0ecafc00984deda03669749710bd6
SHA512

22a114f63ad17e02afabc7c3fd8a3b49f325d6eb323b0729987c5e44205b8b6dfb023bebd02324b7bec7f5aaca7d5ef9c53a36009e7bef7456f70009465e615b
SSDEEP

3072:yJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JYa//2uFrSc:zfYOX+wTScR/Xzku9LVwDuG

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
behavioral2/memory/2220-1-0x0000000074B30000-0x0000000074B5F000-memory.dmp	dridex_ldr
behavioral2/memory/2220-2-0x0000000074B30000-0x0000000074B5F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4148	2220	WerFault.exe	83

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 3 IoCs

description	pid	Process	procid_target
PID 3888 wrote to memory of 2220	3888	rundll32.exe	83
PID 3888 wrote to memory of 2220	3888	rundll32.exe	83
PID 3888 wrote to memory of 2220	3888	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c9c3f3979b1b53ae01df78874721490e46b0ecafc00984deda03669749710bd6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3888
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c9c3f3979b1b53ae01df78874721490e46b0ecafc00984deda03669749710bd6.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2220
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2220 -s 616
    3⤵
    - Program crash
    PID:4148

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2220 -ip 2220
1⤵
PID:1888

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/2220-0-0x0000000002700000-0x0000000002706000-memory.dmp

Filesize
24KB

Download
memory/2220-1-0x0000000074B30000-0x0000000074B5F000-memory.dmp

Filesize
188KB

Download
memory/2220-3-0x0000000002700000-0x0000000002706000-memory.dmp

Filesize
24KB

Download
memory/2220-2-0x0000000074B30000-0x0000000074B5F000-memory.dmp

Filesize
188KB

Download