Malware Analysis Report

2024-08-06 07:58

Sample ID 230808-jhnbjscg8y
Target 233579e5fcb25035ac0f0fdd2264931c7918d936e642c1f30f29ef9cb7e74514
SHA256 233579e5fcb25035ac0f0fdd2264931c7918d936e642c1f30f29ef9cb7e74514
Tags
cobaltstrike 1359593325 backdoor trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

233579e5fcb25035ac0f0fdd2264931c7918d936e642c1f30f29ef9cb7e74514

Threat Level: Known bad

The file 233579e5fcb25035ac0f0fdd2264931c7918d936e642c1f30f29ef9cb7e74514 was found to be: Known bad.

Malicious Activity Summary

cobaltstrike 1359593325 backdoor trojan

Cobaltstrike

Cobaltstrike family

Unsigned PE

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2023-08-08 07:40

Signatures

Cobaltstrike family

cobaltstrike

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral2

Detonation Overview

Submitted

2023-08-08 07:40

Reported

2023-08-08 07:42

Platform

win10v2004-20230703-en

Max time kernel

143s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\233579e5fcb25035ac0f0fdd2264931c7918d936e642c1f30f29ef9cb7e74514.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Processes

C:\Users\Admin\AppData\Local\Temp\233579e5fcb25035ac0f0fdd2264931c7918d936e642c1f30f29ef9cb7e74514.exe

"C:\Users\Admin\AppData\Local\Temp\233579e5fcb25035ac0f0fdd2264931c7918d936e642c1f30f29ef9cb7e74514.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 pypi.python.org udp
NL 151.101.36.223:443 pypi.python.org tcp
US 8.8.8.8:53 223.36.101.151.in-addr.arpa udp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 146.78.124.51.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
NL 151.101.36.223:443 pypi.python.org tcp
NL 151.101.36.223:443 pypi.python.org tcp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
NL 151.101.36.223:443 pypi.python.org tcp
NL 151.101.36.223:443 pypi.python.org tcp
US 8.8.8.8:53 59.189.79.40.in-addr.arpa udp

Files

memory/2924-133-0x0000000000400000-0x000000000043D000-memory.dmp

memory/2924-134-0x0000000000670000-0x00000000006AD000-memory.dmp

memory/2924-135-0x0000000000670000-0x00000000006AD000-memory.dmp

memory/2924-136-0x0000000000400000-0x000000000043D000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2023-08-08 07:40

Reported

2023-08-08 07:42

Platform

win7-20230712-en

Max time kernel

123s

Max time network

126s

Command Line

"C:\Users\Admin\AppData\Local\Temp\233579e5fcb25035ac0f0fdd2264931c7918d936e642c1f30f29ef9cb7e74514.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Processes

C:\Users\Admin\AppData\Local\Temp\233579e5fcb25035ac0f0fdd2264931c7918d936e642c1f30f29ef9cb7e74514.exe

"C:\Users\Admin\AppData\Local\Temp\233579e5fcb25035ac0f0fdd2264931c7918d936e642c1f30f29ef9cb7e74514.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 pypi.python.org udp
NL 151.101.36.223:443 pypi.python.org tcp
NL 151.101.36.223:443 pypi.python.org tcp
NL 151.101.36.223:443 pypi.python.org tcp
NL 151.101.36.223:443 pypi.python.org tcp
NL 151.101.36.223:443 pypi.python.org tcp

Files

memory/1856-54-0x0000000000400000-0x000000000043D000-memory.dmp

memory/1856-55-0x0000000000220000-0x000000000025D000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\Cab7CFF.tmp

MD5 3ac860860707baaf32469fa7cc7c0192
SHA1 c33c2acdaba0e6fa41fd2f00f186804722477639
SHA256 d015145d551ecd14916270efad773bbc9fd57fad2228d2c24559f696c961d904
SHA512 d62ad2408c969a95550fb87efda50f988770ba5e39972041bf85924275baf156b8bec309ecc6409e5acdd37ec175dea40eff921ab58933b5b5b5d35a6147567c

C:\Users\Admin\AppData\Local\Temp\Tar7D8E.tmp

MD5 4ff65ad929cd9a367680e0e5b1c08166
SHA1 c0af0d4396bd1f15c45f39d3b849ba444233b3a2
SHA256 c8733c93cc5aaf5ca206d06af22ee8dbdec764fb5085019a6a9181feb9dfdee6
SHA512 f530dc0d024a5a3b8903ffaaa41b608a5ccdd6da4ba1949f2c2e55a9fca475fec5c8d2119b5763cabe7ef1c3788fb9dcac621869db51d65b1d83cfe404fb4c27

memory/1856-110-0x0000000000220000-0x000000000025D000-memory.dmp

memory/1856-111-0x0000000000400000-0x000000000043D000-memory.dmp

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F59A01A8B782D93EA6991BC172CEFFB1

MD5 6bdb8644400e578625cd64a2641e3b25
SHA1 86862d678e672766366a602a7ea7d3204553c16f
SHA256 393133190b643e8e954da586e0f11d8f125c80b7ae23300d859b451faededca1
SHA512 1bce18f0f8a47ba9397c1c16f3a35fb7f502ec42154080bde7cdec75a6c3318887c5898770233e6ce7a6c2b8c2115cba6992018274f390bb00e17071368ec06c

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F59A01A8B782D93EA6991BC172CEFFB1

MD5 c5dfb849ca051355ee2dba1ac33eb028
SHA1 d69b561148f01c77c54578c10926df5b856976ad
SHA256 cbb522d7b7f127ad6a0113865bdf1cd4102e7d0759af635a7cf4720dc963c53b
SHA512 88289cdd2c2dd1f5f4c13ab2cf9bc601fc634b5945309bedf9fc5b96bf21697b4cd6da2f383497825e02272816befbac4f44955282ffbbd4dd0ddc52281082da