cobaltstrike | fabb563ea894000b1a55841f50308d80b36dfc0184888fe5b3923964eaf50cd9

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
11-06-2024 10:30

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General

Target

fabb563ea894000b1a55841f50308d80b36dfc0184888fe5b3923964eaf50cd9.exe
Size

6.4MB
MD5

f5bf57d7444780b3ac51feb31082dbf9
SHA1

f33c619d0ad058fe85d002d2a412aa785c62dd9e
SHA256

fabb563ea894000b1a55841f50308d80b36dfc0184888fe5b3923964eaf50cd9
SHA512

d0813d9c6eceb8091f86f5441d8ad1b735fdaedbd7ada6cc4ad236745ed2eac7d8ae05c335e7f435081276f644b6c918a79b50af31335a3acd7b5401ee32b3d6
SSDEEP

196608:oMJIy9onJ5hrZERSB2WZufOuD9LsKy+IhE9fIWm:JIy9c5hlERW2WmfDZbhIqL

Score

10^/10

cobaltstrike backdoor trojan

Malware Config

Extracted

Family

cobaltstrike

http://192.168.104.38:80/3muH

Attributes

user_agent
User-Agent: Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0; MANM)

Signatures

Cobaltstrike
Detected malicious payload which is part of Cobaltstrike.
trojan backdoor cobaltstrike

Loads dropped DLL 6 IoCs

Processes:

fabb563ea894000b1a55841f50308d80b36dfc0184888fe5b3923964eaf50cd9.exe

pid	process
3804	fabb563ea894000b1a55841f50308d80b36dfc0184888fe5b3923964eaf50cd9.exe
3804	fabb563ea894000b1a55841f50308d80b36dfc0184888fe5b3923964eaf50cd9.exe
3804	fabb563ea894000b1a55841f50308d80b36dfc0184888fe5b3923964eaf50cd9.exe
3804	fabb563ea894000b1a55841f50308d80b36dfc0184888fe5b3923964eaf50cd9.exe
3804	fabb563ea894000b1a55841f50308d80b36dfc0184888fe5b3923964eaf50cd9.exe
3804	fabb563ea894000b1a55841f50308d80b36dfc0184888fe5b3923964eaf50cd9.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

fabb563ea894000b1a55841f50308d80b36dfc0184888fe5b3923964eaf50cd9.exe

description	pid	process	target process
PID 4944 wrote to memory of 3804	4944	fabb563ea894000b1a55841f50308d80b36dfc0184888fe5b3923964eaf50cd9.exe	fabb563ea894000b1a55841f50308d80b36dfc0184888fe5b3923964eaf50cd9.exe
PID 4944 wrote to memory of 3804	4944	fabb563ea894000b1a55841f50308d80b36dfc0184888fe5b3923964eaf50cd9.exe	fabb563ea894000b1a55841f50308d80b36dfc0184888fe5b3923964eaf50cd9.exe

C:\Users\Admin\AppData\Local\Temp\fabb563ea894000b1a55841f50308d80b36dfc0184888fe5b3923964eaf50cd9.exe
"C:\Users\Admin\AppData\Local\Temp\fabb563ea894000b1a55841f50308d80b36dfc0184888fe5b3923964eaf50cd9.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4944

C:\Users\Admin\AppData\Local\Temp\fabb563ea894000b1a55841f50308d80b36dfc0184888fe5b3923964eaf50cd9.exe
"C:\Users\Admin\AppData\Local\Temp\fabb563ea894000b1a55841f50308d80b36dfc0184888fe5b3923964eaf50cd9.exe"
2⤵
- Loads dropped DLL
PID:3804

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\_MEI49442\VCRUNTIME140.dll
Filesize
99KB

MD5
8697c106593e93c11adc34faa483c4a0

SHA1
cd080c51a97aa288ce6394d6c029c06ccb783790

SHA256
ff43e813785ee948a937b642b03050bb4b1c6a5e23049646b891a66f65d4c833

SHA512
724bbed7ce6f7506e5d0b43399fb3861dda6457a2ad2fafe734f8921c9a4393b480cdd8a435dbdbd188b90236cb98583d5d005e24fa80b5a0622a6322e6f3987

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI49442\_ctypes.pyd
Filesize
123KB

MD5
4d13a7b3ecc8c7dc96a0424c465d7251

SHA1
0c72f7259ac9108d956aede40b6fcdf3a3943cb5

SHA256
2995ef03e784c68649fa7898979cbb2c1737f691348fae15f325d9fc524df8ed

SHA512
68ff7c421007d63a970269089afb39c949d6cf9f4d56aff7e4e0b88d3c43cfaa352364c5326523386c00727cc36e64274a51b5dbb3a343b16201cf5fc264fec8

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI49442\_socket.pyd
Filesize
77KB

MD5
eb974aeda30d7478bb800bb4c5fbc0a2

SHA1
c5b7bc326bd003d42bcf620d657cac3f46f9d566

SHA256
1db7b4f6ae31c4d35ef874eb328f735c96a2457677a3119e9544ee2a79bc1016

SHA512
f9eea3636371ba508d563cf21541a21879ce50a5666e419ecfd74255c8decc3ae5e2ceb4a8f066ae519101dd71a116335a359e3343e8b2ff3884812099ae9b1b

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI49442\base_library.zip
Filesize
759KB

MD5
df8b8c969ff2b6f8bb7366501364edea

SHA1
abe794715ba88790786c171625db7547f6f7dbac

SHA256
6cb8ff9586c8511e415b08fb2ea329c66eb4e19c345a951b29781f8bf6de3b08

SHA512
80415fce07ddc2bd4ccad95b9d4899ee7745a5f001880e72f8eee80eca884ed432a9dcbf1301cf193e09f89d74393469cdd7e2d5eca89b77e40b98323cbf5a3b

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI49442\libffi-7.dll
Filesize
32KB

MD5
eef7981412be8ea459064d3090f4b3aa

SHA1
c60da4830ce27afc234b3c3014c583f7f0a5a925

SHA256
f60dd9f2fcbd495674dfc1555effb710eb081fc7d4cae5fa58c438ab50405081

SHA512
dc9ff4202f74a13ca9949a123dff4c0223da969f49e9348feaf93da4470f7be82cfa1d392566eaaa836d77dde7193fed15a8395509f72a0e9f97c66c0a096016

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI49442\python38.dll
Filesize
4.0MB

MD5
3cd1e87aeb3d0037d52c8e51030e1084

SHA1
49ecd5f6a55f26b0fb3aeb4929868b93cc4ec8af

SHA256
13f7c38dc27777a507d4b7f0bd95d9b359925f6f5bf8d0465fe91e0976b610c8

SHA512
497e48a379885fdd69a770012e31cd2a62536953e317bb28e3a50fdb177e202f8869ea58fc11802909cabb0552d8c8850537e9fb4ead7dd14a99f67283182340

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI49442\select.pyd
Filesize
26KB

MD5
08b499ae297c5579ba05ea87c31aff5b

SHA1
4a1a9f1bf41c284e9c5a822f7d018f8edc461422

SHA256
940fb90fd78b5be4d72279dcf9c24a8b1fcf73999f39909980b12565a7921281

SHA512
ab26f4f80449aa9cc24e68344fc89aeb25d5ba5aae15aeed59a804216825818edfe31c7fda837a93a6db4068ccfb1cc7e99173a80bd9dda33bfb2d3b5937d7e9

Download Submit
memory/3804-34-0x000001E960540000-0x000001E960541000-memory.dmp

Filesize
4KB

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