cobaltstrike | 5c3fc55388967216e5eda977151f0f85c5456124c4e98b08b0bafd83f4d023ff

General

Target

cs.ps1
Size

224KB
MD5

fe23dd4aca8501992dc0bf752173fec5
SHA1

0b89835536671fd7c983e88547dedca313aff065
SHA256

5c3fc55388967216e5eda977151f0f85c5456124c4e98b08b0bafd83f4d023ff
SHA512

0e0324217e479f6c0373575ac3695e4aa083b87bef4eb3003ba41f03ec076ccf68b047788162c268ff3bcf74f4b027ce97df4ccd56a20cf5a0748eb2754255a0
SSDEEP

6144:qQKKwu8nhXHwYc7QgPj1LSaF1Pl+qtT4i8z9Bv2E0T:qKwdFS7QEX1d+q94PsEi

Score

10^/10

cobaltstrike 100000 backdoor trojan

Malware Config

Extracted

Family

cobaltstrike

Botnet

100000

C2

http://159.65.62.10:443/rs.js

Attributes

access_type
512
beacon_type
2048
host
159.65.62.10,/rs.js
http_header1
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
http_header2
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
http_method1
GET
http_method2
POST
jitter
10496
polling_time
60964
port_number
443
sc_process32
%windir%\syswow64\regsvr32.exe
sc_process64
%windir%\sysnative\regsvr32.exe
state_machine
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCA8mnkk8UmUDunpetKUKs43ZhEnX4qr4SaxEMjNs6lBAJtrtkRAO5++OvmT0XevR2LTRQVlkEtqxxrx5GYrEgEg4Vejhv8ys8UuoxA2U4pt1OQdzB+VSg9RVgYiaZ0PVZ8KEPrTBohxRIRZRZvo2/TSo1lZGdaAKB36IfG/jMuXQIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
unknown1
3.445101824e+09
unknown2
AAAABAAAAAIAAANxAAAAAwAAAA8AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
uri
/link
user_agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/42.0.2311.135 Safari/537.36 Edge/12.246
watermark
100000

Signatures

Cobaltstrike
Detected malicious payload which is part of Cobaltstrike.
trojan backdoor cobaltstrike
Blocklisted process makes network request 6 IoCs

Processes:

powershell.exe

flow pid process

3 1376 powershell.exe
6 1376 powershell.exe
8 1376 powershell.exe
9 1376 powershell.exe
10 1376 powershell.exe
11 1376 powershell.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

powershell.exe

pid process

1376 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 1376 powershell.exe

flow	pid	process
3	1376	powershell.exe
6	1376	powershell.exe
8	1376	powershell.exe
9	1376	powershell.exe
10	1376	powershell.exe
11	1376	powershell.exe

pid	process
1376	powershell.exe

description	pid	process
Token: SeDebugPrivilege	1376	powershell.exe

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\cs.ps1
1⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1376

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
Filesize
61KB

MD5
e71c8443ae0bc2e282c73faead0a6dd3

SHA1
0c110c1b01e68edfacaeae64781a37b1995fa94b

SHA256
95b0a5acc5bf70d3abdfd091d0c9f9063aa4fde65bd34dbf16786082e1992e72

SHA512
b38458c7fa2825afb72794f374827403d5946b1132e136a0ce075dfd351277cf7d957c88dc8a1e4adc3bcae1fa8010dae3831e268e910d517691de24326391a6

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize
342B

MD5
6958eb1b5cc29af5c62625fc4c69c595

SHA1
956d5572f52fe0846135bda0eb5fdf7c8590839f

SHA256
cf7d8ff70ec9453dc0d6ce0e4935b400b8840b2d3da9630c3828fe5b8f4c4619

SHA512
e253db005d660fe552e356a3cb5192606303f0da20b637143c8c35e7f74879fac0efc31ff07647b6df76323a31ed75226b648b3e69e93414f4bf39f77fdebb83

Download Submit
C:\Users\Admin\AppData\Local\Temp\CabB4C2.tmp
Filesize
61KB

MD5
fc4666cbca561e864e7fdf883a9e6661

SHA1
2f8d6094c7a34bf12ea0bbf0d51ee9c5bb7939a5

SHA256
10f3deb6c452d749a7451b5d065f4c0449737e5ee8a44f4d15844b503141e65b

SHA512
c71f54b571e01f247f072be4bbebdf5d8410b67eb79a61e7e0d9853fe857ab9bd12f53e6af3394b935560178107291fc4be351b27deb388eba90ba949633d57d

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarBAE1.tmp
Filesize
161KB

MD5
be2bec6e8c5653136d3e72fe53c98aa3

SHA1
a8182d6db17c14671c3d5766c72e58d87c0810de

SHA256
1919aab2a820642490169bdc4e88bd1189e22f83e7498bf8ebdfb62ec7d843fd

SHA512
0d1424ccdf0d53faf3f4e13d534e12f22388648aa4c23edbc503801e3c96b7f73c7999b760b5bef4b5e9dd923dffe21a21889b1ce836dd428420bf0f4f5327ff

Download Submit
memory/1376-62-0x00000000025D0000-0x0000000002650000-memory.dmp

Filesize
512KB

Download
memory/1376-63-0x00000000025D0000-0x0000000002650000-memory.dmp

Filesize
512KB

Download
memory/1376-64-0x000000001B9D0000-0x000000001BA53000-memory.dmp

Filesize
524KB

Download
memory/1376-65-0x00000000025D0000-0x0000000002650000-memory.dmp

Filesize
512KB

Download
memory/1376-66-0x00000000025D0000-0x0000000002650000-memory.dmp

Filesize
512KB

Download
memory/1376-67-0x00000000025D0000-0x0000000002650000-memory.dmp

Filesize
512KB

Download
memory/1376-68-0x00000000025D0000-0x0000000002650000-memory.dmp

Filesize
512KB

Download
memory/1376-69-0x00000000025D0000-0x0000000002650000-memory.dmp

Filesize
512KB

Download
memory/1376-58-0x000000001B2E0000-0x000000001B5C2000-memory.dmp

Filesize
2.9MB

Download
memory/1376-61-0x00000000025D0000-0x0000000002650000-memory.dmp

Filesize
512KB

Download
memory/1376-60-0x00000000025D0000-0x0000000002650000-memory.dmp

Filesize
512KB

Download
memory/1376-59-0x0000000001ED0000-0x0000000001ED8000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads