dridex | a633d78b4187e59a50ae0d642c3c2f89aa349c628858712627534edc974f6e57

Analysis

max time kernel
134s
max time network
141s
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 19:45

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General

Target

JaffaCakes118_a633d78b4187e59a50ae0d642c3c2f89aa349c628858712627534edc974f6e57.dll
Size

161KB
MD5

a09e6579646c41c5adf4f39e4a8d5efc
SHA1

ed46d4cc45595a793de3fe0daa1be1a55680761b
SHA256

a633d78b4187e59a50ae0d642c3c2f89aa349c628858712627534edc974f6e57
SHA512

946708d83ec7e57a90dd1d13173de8fe845a198c22d3ae613d1eea556834b4b4876cd6a719491b91de9428210a493369dc3af338be222772898feee2f779aa22
SSDEEP

3072:0k2X+QFg3UutDvUvoU8pz6EJEEhu6Tzace9kuaGA81/YXKHML/Yp8AF:qG3rUvoU4JE/Wzan9T7B/CKsL/Yy

Score

10^/10

dridex 40112 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

40112

193.200.130.181:443

95.138.161.226:2303

167.114.113.13:4125

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
behavioral2/memory/4740-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4524	4740	WerFault.exe	84

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 880 wrote to memory of 4740	880	rundll32.exe	84
PID 880 wrote to memory of 4740	880	rundll32.exe	84
PID 880 wrote to memory of 4740	880	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a633d78b4187e59a50ae0d642c3c2f89aa349c628858712627534edc974f6e57.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:880
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a633d78b4187e59a50ae0d642c3c2f89aa349c628858712627534edc974f6e57.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4740
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4740 -s 708
    3⤵
    - Program crash
    PID:4524

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4740 -ip 4740
1⤵
PID:2532

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/4740-0-0x00000000009E0000-0x00000000009E6000-memory.dmp

Filesize
24KB

Download
memory/4740-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/4740-3-0x00000000009E0000-0x00000000009E6000-memory.dmp

Filesize
24KB

Download