dridex | 55cc9aed9e26bdb128f2fc5ed4a17cb1e778753635c47c683286f4483a9aed9a

Analysis

max time kernel
141s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
06/03/2024, 16:42

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General

Target
b7e1c7be00e610aab9fb50cdcc443408.dll
Size 188KB
Sample240306-t7v3ssdf3z
SHA256 55cc9aed9e26bdb128f2fc5ed4a17cb1e778753635c47c683286f4483a9aed9a
MD5 b7e1c7be00e610aab9fb50cdcc443408
SHA1 aef2ad3989039c80b5773256a82d023f9060acb2
SHA512 7776bdd976c2c3e9590b68adf5693ff13e26bf0d3a8acf4c0991375d4ad289b5d357b4c12e47053d5e78e8b1c3247bf1989517f922beb4153d38d2ba8b12abc5
SSDEEP 3072:LA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo1o:LzIqATVfQeV2FZalKq6jtGJWuTmd
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443
54.39.98.141:6602
103.109.247.8:10443

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/4988-0-0x0000000075140000-0x0000000075170000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
60	4988	WerFault.exe	93

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1980 wrote to memory of 4988	1980	rundll32.exe	93
PID 1980 wrote to memory of 4988	1980	rundll32.exe	93
PID 1980 wrote to memory of 4988	1980	rundll32.exe	93

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b7e1c7be00e610aab9fb50cdcc443408.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1980
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b7e1c7be00e610aab9fb50cdcc443408.dll,#1
  2⤵
  PID:4988
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4988 -s 692
    3⤵
    - Program crash
    PID:60

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4988 -ip 4988
1⤵
PID:4584

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3824 --field-trial-handle=2272,i,4858140932023865871,5726683989663339295,262144 --variations-seed-version /prefetch:8
1⤵
PID:1704

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/4988-0-0x0000000075140000-0x0000000075170000-memory.dmp

Download

memory/4988-1-0x0000000001110000-0x0000000001116000-memory.dmp