dridex | c35f5b75b6a8e901350163bd54668815c2ee89bc1e58993f36c0f1b4efcbba2b

Analysis

max time kernel
96s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 22:09

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General

Target

JaffaCakes118_c35f5b75b6a8e901350163bd54668815c2ee89bc1e58993f36c0f1b4efcbba2b.dll
Size

167KB
MD5

2401bd390eb9a0dd95ae4ddb4bedf534
SHA1

84662264c72faaf71e60caea21283ead29f1ba73
SHA256

c35f5b75b6a8e901350163bd54668815c2ee89bc1e58993f36c0f1b4efcbba2b
SHA512

b17dc16c84c79db828594ac5e672a4cd924d54b567b78d6ab862e8d172019f915b49946cd7253a14ba483d862acb77b3b2da15a453d5ce40047f7a0b50b2c236
SSDEEP

3072:/0G/TPp+AgPbdXnx6ZBfPG6+Xo4Y63F35oJq3Kco08AQazELZn+1qPrx6/idWR:jERMVPG6+Y63HoG1QawL40Prx6KYR

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/644-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral2/memory/644-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4648	644	WerFault.exe	85

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 3580 wrote to memory of 644	3580	rundll32.exe	85
PID 3580 wrote to memory of 644	3580	rundll32.exe	85
PID 3580 wrote to memory of 644	3580	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c35f5b75b6a8e901350163bd54668815c2ee89bc1e58993f36c0f1b4efcbba2b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3580
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c35f5b75b6a8e901350163bd54668815c2ee89bc1e58993f36c0f1b4efcbba2b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:644
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 644 -s 712
    3⤵
    - Program crash
    PID:4648

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 644 -ip 644
1⤵
PID:2312

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/644-0-0x0000000001130000-0x0000000001136000-memory.dmp

Filesize
24KB

Download
memory/644-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/644-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/644-3-0x0000000001130000-0x0000000001136000-memory.dmp

Filesize
24KB

Download