dridex | 7d2c4803fc7483a2374881991fa5303458874f9ead58d925364b227df84be2d3

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 16:49

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General

Target

JaffaCakes118_7d2c4803fc7483a2374881991fa5303458874f9ead58d925364b227df84be2d3.dll
Size

184KB
MD5

63e0d7fb72e4f3e28df39f7f8863d385
SHA1

eb69f52abf0991cbcc62fd9072d264a4dd591b6f
SHA256

7d2c4803fc7483a2374881991fa5303458874f9ead58d925364b227df84be2d3
SHA512

c6ee5e69284ded93c0d90d8416bc1597f638909a215a63594f9d59c1cf98e6298f1910ff12cdeca457db19a743b55f310f0f7b81ec921baad143f291d74d7794
SSDEEP

3072:eJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jka//2uFrSc:nfYOX+wTScR/Xzku9LVwvuG

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/2064-1-0x0000000075020000-0x000000007504F000-memory.dmp	dridex_ldr
behavioral1/memory/2064-2-0x0000000075020000-0x000000007504F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1980	2064	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 2368 wrote to memory of 2064	2368	rundll32.exe	30
PID 2368 wrote to memory of 2064	2368	rundll32.exe	30
PID 2368 wrote to memory of 2064	2368	rundll32.exe	30
PID 2368 wrote to memory of 2064	2368	rundll32.exe	30
PID 2368 wrote to memory of 2064	2368	rundll32.exe	30
PID 2368 wrote to memory of 2064	2368	rundll32.exe	30
PID 2368 wrote to memory of 2064	2368	rundll32.exe	30
PID 2064 wrote to memory of 1980	2064	rundll32.exe	32
PID 2064 wrote to memory of 1980	2064	rundll32.exe	32
PID 2064 wrote to memory of 1980	2064	rundll32.exe	32
PID 2064 wrote to memory of 1980	2064	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7d2c4803fc7483a2374881991fa5303458874f9ead58d925364b227df84be2d3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2368
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7d2c4803fc7483a2374881991fa5303458874f9ead58d925364b227df84be2d3.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2064
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2064 -s 224
    3⤵
    - Program crash
    PID:1980

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

Replay Monitor

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Downloads

memory/2064-0-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2064-1-0x0000000075020000-0x000000007504F000-memory.dmp

Filesize
188KB

Download
memory/2064-3-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2064-2-0x0000000075020000-0x000000007504F000-memory.dmp

Filesize
188KB

Download