dridex | 28c2fe57250c7384956185d287af6f69f99c5162ddd010db47f28021d94d68fe

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 09:15

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General

Target

JaffaCakes118_28c2fe57250c7384956185d287af6f69f99c5162ddd010db47f28021d94d68fe.dll
Size

184KB
MD5

ab2e2d1acfad8b76125bdf702bb612ae
SHA1

2bbefd03f8403c1f31e1515bf900ab81db870501
SHA256

28c2fe57250c7384956185d287af6f69f99c5162ddd010db47f28021d94d68fe
SHA512

fece9143c5d4c657021cc60f9fa2dad0d15ca5435ccb61ebefb4c2bfeedea48a91eedc2ccdb24a578d3dce38e676217ad82bfd9887dbd05c892a6737a80206cf
SSDEEP

3072:DJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jua//2uFrSc:ofYOX+wTScR/Xzku9LVwluG

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
behavioral1/memory/2392-1-0x0000000074F40000-0x0000000074F6F000-memory.dmp	dridex_ldr
behavioral1/memory/2392-2-0x0000000074F40000-0x0000000074F6F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1956	2392	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 1352 wrote to memory of 2392	1352	rundll32.exe	30
PID 1352 wrote to memory of 2392	1352	rundll32.exe	30
PID 1352 wrote to memory of 2392	1352	rundll32.exe	30
PID 1352 wrote to memory of 2392	1352	rundll32.exe	30
PID 1352 wrote to memory of 2392	1352	rundll32.exe	30
PID 1352 wrote to memory of 2392	1352	rundll32.exe	30
PID 1352 wrote to memory of 2392	1352	rundll32.exe	30
PID 2392 wrote to memory of 1956	2392	rundll32.exe	31
PID 2392 wrote to memory of 1956	2392	rundll32.exe	31
PID 2392 wrote to memory of 1956	2392	rundll32.exe	31
PID 2392 wrote to memory of 1956	2392	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_28c2fe57250c7384956185d287af6f69f99c5162ddd010db47f28021d94d68fe.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1352
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_28c2fe57250c7384956185d287af6f69f99c5162ddd010db47f28021d94d68fe.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2392
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2392 -s 220
    3⤵
    - Program crash
    PID:1956

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/2392-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2392-1-0x0000000074F40000-0x0000000074F6F000-memory.dmp

Filesize
188KB

Download
memory/2392-2-0x0000000074F40000-0x0000000074F6F000-memory.dmp

Filesize
188KB

Download
memory/2392-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download