dridex | 89e093e435284f7509bd9f064c07e8f2fc1e0fe980fb2a2533fe46a4f258c278

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 09:19

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General

Target

JaffaCakes118_89e093e435284f7509bd9f064c07e8f2fc1e0fe980fb2a2533fe46a4f258c278.dll
Size

184KB
MD5

db87bbe10d8bcd8a6c2408af70135b4d
SHA1

183eca7bb091cccb3fcc8e926b30058b44809235
SHA256

89e093e435284f7509bd9f064c07e8f2fc1e0fe980fb2a2533fe46a4f258c278
SHA512

06df3c08fc99e7232beb918fc7497a953a97bdb18ec198636f33445e072ca36cffc1da91cb5c07d087607ea44f6135eb76046eb5b6ec5e7abed12c881643a7da
SSDEEP

3072:KlJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jla//2uFrSc:KOfYOX+wTScR/Xzku9LVwiuG

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/2976-0-0x0000000074F10000-0x0000000074F3F000-memory.dmp	dridex_ldr
behavioral1/memory/2976-3-0x0000000074F10000-0x0000000074F3F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2744	2976	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 2088 wrote to memory of 2976	2088	rundll32.exe	30
PID 2088 wrote to memory of 2976	2088	rundll32.exe	30
PID 2088 wrote to memory of 2976	2088	rundll32.exe	30
PID 2088 wrote to memory of 2976	2088	rundll32.exe	30
PID 2088 wrote to memory of 2976	2088	rundll32.exe	30
PID 2088 wrote to memory of 2976	2088	rundll32.exe	30
PID 2088 wrote to memory of 2976	2088	rundll32.exe	30
PID 2976 wrote to memory of 2744	2976	rundll32.exe	31
PID 2976 wrote to memory of 2744	2976	rundll32.exe	31
PID 2976 wrote to memory of 2744	2976	rundll32.exe	31
PID 2976 wrote to memory of 2744	2976	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_89e093e435284f7509bd9f064c07e8f2fc1e0fe980fb2a2533fe46a4f258c278.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2088
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_89e093e435284f7509bd9f064c07e8f2fc1e0fe980fb2a2533fe46a4f258c278.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2976
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2976 -s 220
    3⤵
    - Program crash
    PID:2744

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/2976-0-0x0000000074F10000-0x0000000074F3F000-memory.dmp

Filesize
188KB

Download
memory/2976-2-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2976-3-0x0000000074F10000-0x0000000074F3F000-memory.dmp

Filesize
188KB

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