cobaltstrike | 1843c1b7e4384901bd8725daf296a716247c8636556b22af619b8485d9e27c57

Analysis

max time kernel
147s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
06-01-2024 10:08

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General

Target

62118c1a7904986fcdf7f6528bf40d2f.exe
Size

577KB
MD5

62118c1a7904986fcdf7f6528bf40d2f
SHA1

24cf6a814ba02a73342d6b6633e3e0a25acf06bd
SHA256

1843c1b7e4384901bd8725daf296a716247c8636556b22af619b8485d9e27c57
SHA512

e79d15512cba63ee64fa38385db3b1cf5276c747386581d5c270ed26f3738ac280a66284026d265cea1dc0ab808d6e0c6b4981a4699531db83869b41ff8d3458
SSDEEP

12288:dtHA0+aLqijURNVD2HCiXhBJPcmlrzoo:dtHAQLqO6VyHXJ7n

Score

10^/10

cobaltstrike 426352781 backdoor trojan

Malware Config

Extracted

Family

cobaltstrike

Botnet

426352781

http://help.getdsoft.com:443/jquery-3.3.1.min.js

Attributes

access_type
512
beacon_type
2048
host
help.getdsoft.com,/jquery-3.3.1.min.js
http_header1
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
http_header2
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
http_method1
GET
http_method2
POST
jitter
9472
polling_time
5000
port_number
443
sc_process32
%windir%\syswow64\dllhost.exe
sc_process64
%windir%\sysnative\dllhost.exe
state_machine
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQChAk64789sxB/KsBQCbj8Z601BTLYZNkcE3xxzDKnUjKVZHQKRf4WvmVqMGBkHx3HlmnqKK4fKqi05rld3fplUN5NcH3/ISzPy+Yd5USDPYhGCN4NlGv1ckugyLzRfH1/s4m9y42lcQK1JJ3K0ySHI24KdmU+Hv+jE9SOM7XI05QIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
unknown1
4.234810624e+09
unknown2
AAAABAAAAAEAAAXyAAAAAgAAAFQAAAACAAAPWwAAAA0AAAAPAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
uri
/jquery-3.3.2.min.js
user_agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko)
watermark
426352781

Signatures

Cobaltstrike
Detected malicious payload which is part of Cobaltstrike.
trojan backdoor cobaltstrike
Executes dropped EXE 1 IoCs

Processes:

systemcheck.exe

pid process

1952 systemcheck.exe

pid	process
1952	systemcheck.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

62118c1a7904986fcdf7f6528bf40d2f.exe

description	pid	process	target process
PID 624 wrote to memory of 1952	624	62118c1a7904986fcdf7f6528bf40d2f.exe	systemcheck.exe
PID 624 wrote to memory of 1952	624	62118c1a7904986fcdf7f6528bf40d2f.exe	systemcheck.exe

C:\Users\Public\Music\systemcheck.exe
C:\Users\Public\Music\systemcheck.exe
1⤵
- Executes dropped EXE
PID:1952

C:\Users\Admin\AppData\Local\Temp\62118c1a7904986fcdf7f6528bf40d2f.exe
"C:\Users\Admin\AppData\Local\Temp\62118c1a7904986fcdf7f6528bf40d2f.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:624

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Public\Music\systemcheck.exe
MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
memory/1952-5-0x000001FBE9710000-0x000001FBE9B10000-memory.dmp

Filesize
4.0MB

Download
memory/1952-4-0x000001FBE9B10000-0x000001FBE9F82000-memory.dmp

Filesize
4.4MB

Download
memory/1952-6-0x000001FBE9B10000-0x000001FBE9F82000-memory.dmp

Filesize
4.4MB

Download
memory/1952-7-0x000001FBE9710000-0x000001FBE9B10000-memory.dmp

Filesize
4.0MB

Download