dridex | fcc64b01a3aaae5e41b5ec77c4461330fcf7f2ad62c8097fb870cc2ab346c7dd

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 19:52

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General

Target

JaffaCakes118_fcc64b01a3aaae5e41b5ec77c4461330fcf7f2ad62c8097fb870cc2ab346c7dd.dll
Size

177KB
MD5

71dad2c2c5865d67764723408cb8ec00
SHA1

94481fb7297126350691d8c65d507ef328a3e82b
SHA256

fcc64b01a3aaae5e41b5ec77c4461330fcf7f2ad62c8097fb870cc2ab346c7dd
SHA512

39caa09417555f2c0d30925e20dc892032b43da20b096ae34af8f5e6f0e4cc49ae9839387ad1179ca8dba104879b8920003f4b9bad2c0ce920e6234e41b47ab5
SSDEEP

3072:woNQK/z2dvUgKrjbeSUAjnERwDkCWptcvcb8qgAE0A2C8FQUVac8SSrKI6bl/g:jaIzLgKrjbvUAjERycp6c8qgATA2TQU3

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

45.79.91.89:9987

157.245.231.228:6051

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/2304-1-0x0000000074A00000-0x0000000074A30000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1204	2304	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 2472 wrote to memory of 2304	2472	rundll32.exe	30
PID 2472 wrote to memory of 2304	2472	rundll32.exe	30
PID 2472 wrote to memory of 2304	2472	rundll32.exe	30
PID 2472 wrote to memory of 2304	2472	rundll32.exe	30
PID 2472 wrote to memory of 2304	2472	rundll32.exe	30
PID 2472 wrote to memory of 2304	2472	rundll32.exe	30
PID 2472 wrote to memory of 2304	2472	rundll32.exe	30
PID 2304 wrote to memory of 1204	2304	rundll32.exe	32
PID 2304 wrote to memory of 1204	2304	rundll32.exe	32
PID 2304 wrote to memory of 1204	2304	rundll32.exe	32
PID 2304 wrote to memory of 1204	2304	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fcc64b01a3aaae5e41b5ec77c4461330fcf7f2ad62c8097fb870cc2ab346c7dd.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2472
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fcc64b01a3aaae5e41b5ec77c4461330fcf7f2ad62c8097fb870cc2ab346c7dd.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2304
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2304 -s 232
    3⤵
    - Program crash
    PID:1204

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/2304-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2304-1-0x0000000074A00000-0x0000000074A30000-memory.dmp

Filesize
192KB

Download
memory/2304-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

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