dridex | 1136b7fd577e223bfd7026018022504bc34057ec9c997f2eb19855c10c4a99e4

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:42

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General

Target

JaffaCakes118_1136b7fd577e223bfd7026018022504bc34057ec9c997f2eb19855c10c4a99e4.dll
Size

184KB
MD5

47bd27dc024f964ab1c13427fdf34f72
SHA1

c0179c77bc11a22e76d2e40725fc9a496328cd9e
SHA256

1136b7fd577e223bfd7026018022504bc34057ec9c997f2eb19855c10c4a99e4
SHA512

33d54bcb795ed54141ce945cfdcd88aec89aeab88d7336505eff41a5dcb7f5d7be44b4f27974f1f6132a5c5af55dc6f37cc4ddb00d307eb0d934aa119f17e020
SSDEEP

3072:3JQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Joa//2uFrSc:EfYOX+wTScR/Xzku9LVwruG

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/1992-1-0x0000000074A40000-0x0000000074A6F000-memory.dmp	dridex_ldr
behavioral1/memory/1992-2-0x0000000074A40000-0x0000000074A6F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2096	1992	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 2116 wrote to memory of 1992	2116	rundll32.exe	30
PID 2116 wrote to memory of 1992	2116	rundll32.exe	30
PID 2116 wrote to memory of 1992	2116	rundll32.exe	30
PID 2116 wrote to memory of 1992	2116	rundll32.exe	30
PID 2116 wrote to memory of 1992	2116	rundll32.exe	30
PID 2116 wrote to memory of 1992	2116	rundll32.exe	30
PID 2116 wrote to memory of 1992	2116	rundll32.exe	30
PID 1992 wrote to memory of 2096	1992	rundll32.exe	32
PID 1992 wrote to memory of 2096	1992	rundll32.exe	32
PID 1992 wrote to memory of 2096	1992	rundll32.exe	32
PID 1992 wrote to memory of 2096	1992	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1136b7fd577e223bfd7026018022504bc34057ec9c997f2eb19855c10c4a99e4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2116
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1136b7fd577e223bfd7026018022504bc34057ec9c997f2eb19855c10c4a99e4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1992
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1992 -s 220
    3⤵
    - Program crash
    PID:2096

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/1992-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/1992-1-0x0000000074A40000-0x0000000074A6F000-memory.dmp

Filesize
188KB

Download
memory/1992-2-0x0000000074A40000-0x0000000074A6F000-memory.dmp

Filesize
188KB

Download
memory/1992-4-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download