dridex | 008a738cdced0ff47d517b66a8232077ecbe793d4f6c549f3392e91840d338db

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 11:02

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General

Target

JaffaCakes118_008a738cdced0ff47d517b66a8232077ecbe793d4f6c549f3392e91840d338db.dll
Size

177KB
MD5

da40b895f1f9ca75fff9eb09cae56cce
SHA1

ee1b6d03170bec6a5e61f4259edfff5bd2e9c6a5
SHA256

008a738cdced0ff47d517b66a8232077ecbe793d4f6c549f3392e91840d338db
SHA512

025805428f7ee7db720b135678a89cb4d19da26ab826a470691444316e5c765e3186b55c241aa840f5eee83e0f08f6ac77c6a4c5fa6f4e7472b79d6be007e60b
SSDEEP

3072:luCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:pzWxkOP4p2EesvcDi6DOHPJ

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

144.76.1.150:443

50.249.212.98:23399

104.168.154.79:5007

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/2204-0-0x00000000746F0000-0x0000000074721000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2144	2204	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 2412 wrote to memory of 2204	2412	rundll32.exe	30
PID 2412 wrote to memory of 2204	2412	rundll32.exe	30
PID 2412 wrote to memory of 2204	2412	rundll32.exe	30
PID 2412 wrote to memory of 2204	2412	rundll32.exe	30
PID 2412 wrote to memory of 2204	2412	rundll32.exe	30
PID 2412 wrote to memory of 2204	2412	rundll32.exe	30
PID 2412 wrote to memory of 2204	2412	rundll32.exe	30
PID 2204 wrote to memory of 2144	2204	rundll32.exe	31
PID 2204 wrote to memory of 2144	2204	rundll32.exe	31
PID 2204 wrote to memory of 2144	2204	rundll32.exe	31
PID 2204 wrote to memory of 2144	2204	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_008a738cdced0ff47d517b66a8232077ecbe793d4f6c549f3392e91840d338db.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2412
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_008a738cdced0ff47d517b66a8232077ecbe793d4f6c549f3392e91840d338db.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2204
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2204 -s 220
    3⤵
    - Program crash
    PID:2144

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/2204-0-0x00000000746F0000-0x0000000074721000-memory.dmp

Filesize
196KB

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memory/2204-2-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

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