dridex | ef1fcf79539413a707f2d9ec03ca91964ee37ba993b06efeca77ddb8b83ccdac

Analysis

max time kernel
95s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2024 03:25

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General

Target

JaffaCakes118_ef1fcf79539413a707f2d9ec03ca91964ee37ba993b06efeca77ddb8b83ccdac.dll
Size

164KB
MD5

b47c6f145d386786bba7647078c88f8a
SHA1

23ef43f1354f256752e2e44acfb760dfad5cc50b
SHA256

ef1fcf79539413a707f2d9ec03ca91964ee37ba993b06efeca77ddb8b83ccdac
SHA512

d9bf9d010e9ac8851559f45b7cf26ac0a41e45a80c3879b461fe0b444537dffe1a2495bfd8a6d15a9bde24043334df4d57d3e229ad2818098bfc943677b915ce
SSDEEP

3072:TBefihU8fQ2Sob/xg+eNV1A1I3aiI8i3GdVAzuECtNjP3/3ioP7y11a0E:TBefiv/12+2A1AIpFzxCtNjHSoPm11J

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

45.123.40.54:443

82.209.17.209:8172

180.250.21.2:13721

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/5100-0-0x0000000010000000-0x000000001002F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3052	5100	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 2692 wrote to memory of 5100	2692	rundll32.exe	83
PID 2692 wrote to memory of 5100	2692	rundll32.exe	83
PID 2692 wrote to memory of 5100	2692	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ef1fcf79539413a707f2d9ec03ca91964ee37ba993b06efeca77ddb8b83ccdac.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2692
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ef1fcf79539413a707f2d9ec03ca91964ee37ba993b06efeca77ddb8b83ccdac.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:5100
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5100 -s 708
    3⤵
    - Program crash
    PID:3052

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5100 -ip 5100
1⤵
PID:2524

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/5100-0-0x0000000010000000-0x000000001002F000-memory.dmp

Filesize
188KB

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memory/5100-2-0x0000000000D70000-0x0000000000D76000-memory.dmp

Filesize
24KB

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