dridex | decc96e1b0ebfbd155ed9f131b4499708f050cfa7eb872d34dda07d0db69ce0d

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:41

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General

Target

JaffaCakes118_decc96e1b0ebfbd155ed9f131b4499708f050cfa7eb872d34dda07d0db69ce0d.dll
Size

184KB
MD5

09321aaf02333a5f62b0a957aa0786f7
SHA1

5ae77f3891da025294d755e1250631f0896b2485
SHA256

decc96e1b0ebfbd155ed9f131b4499708f050cfa7eb872d34dda07d0db69ce0d
SHA512

a3233089eba01544c380233e61a2702401f1d3ea9a319759fa5ac3400bbe991b5839205043f12f66cd19eb7e2825a5d70f59f94ef268bcd1ee37f0ffe503952c
SSDEEP

3072:r92qSmHOhnWpPI1ybmJIiC00PArIojHTYVBCn+rs3Ss3qLMT5BrLA:r9NSMOEpQ1Q3ODAr+VFd

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

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/2780-0-0x0000000074BD0000-0x0000000074BFF000-memory.dmp	dridex_ldr
behavioral1/memory/2780-3-0x0000000074BD0000-0x0000000074BFF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2764	2780	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 2756 wrote to memory of 2780	2756	rundll32.exe	30
PID 2756 wrote to memory of 2780	2756	rundll32.exe	30
PID 2756 wrote to memory of 2780	2756	rundll32.exe	30
PID 2756 wrote to memory of 2780	2756	rundll32.exe	30
PID 2756 wrote to memory of 2780	2756	rundll32.exe	30
PID 2756 wrote to memory of 2780	2756	rundll32.exe	30
PID 2756 wrote to memory of 2780	2756	rundll32.exe	30
PID 2780 wrote to memory of 2764	2780	rundll32.exe	31
PID 2780 wrote to memory of 2764	2780	rundll32.exe	31
PID 2780 wrote to memory of 2764	2780	rundll32.exe	31
PID 2780 wrote to memory of 2764	2780	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_decc96e1b0ebfbd155ed9f131b4499708f050cfa7eb872d34dda07d0db69ce0d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2756
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_decc96e1b0ebfbd155ed9f131b4499708f050cfa7eb872d34dda07d0db69ce0d.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2780
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2780 -s 220
    3⤵
    - Program crash
    PID:2764

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/2780-2-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/2780-0-0x0000000074BD0000-0x0000000074BFF000-memory.dmp

Filesize
188KB

Download
memory/2780-3-0x0000000074BD0000-0x0000000074BFF000-memory.dmp

Filesize
188KB

Download