dridex | be1c993ed1743fd7c0e3718daf7f71b4c89a29a3afc2b571704c23d61b947289

Analysis

max time kernel
94s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2024 03:15

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General

Target

JaffaCakes118_be1c993ed1743fd7c0e3718daf7f71b4c89a29a3afc2b571704c23d61b947289.dll
Size

177KB
MD5

2f72e4bf9cfb81d3c477860d2030c662
SHA1

312a7f0dea4b40030d4967bf6359363d3af1ecf7
SHA256

be1c993ed1743fd7c0e3718daf7f71b4c89a29a3afc2b571704c23d61b947289
SHA512

95cee5e516012970329121e85e3d2b09e40dadd3ef6d9e1e9dd9e33f4d7df84a0379a024e89d027a66729a9385f43824594a18db3cc199090866f8d3aae0e9d2
SSDEEP

3072:zuCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:XzWxkOP4p2EesvcDi6DOHPJ

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
behavioral2/memory/2772-1-0x0000000074B40000-0x0000000074B71000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3916	2772	WerFault.exe	82

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 1296 wrote to memory of 2772	1296	rundll32.exe	82
PID 1296 wrote to memory of 2772	1296	rundll32.exe	82
PID 1296 wrote to memory of 2772	1296	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_be1c993ed1743fd7c0e3718daf7f71b4c89a29a3afc2b571704c23d61b947289.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1296
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_be1c993ed1743fd7c0e3718daf7f71b4c89a29a3afc2b571704c23d61b947289.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2772
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2772 -s 636
    3⤵
    - Program crash
    PID:3916

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2772 -ip 2772
1⤵
PID:4920

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/2772-0-0x0000000000920000-0x0000000000926000-memory.dmp

Filesize
24KB

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memory/2772-1-0x0000000074B40000-0x0000000074B71000-memory.dmp

Filesize
196KB

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