cobaltstrike | fbd7a548c9687bd0a74f905b03cedb8072717c67b04ddd05418f2f9cbb7076ac

General

Target

4bbc7c53d45152aa23d2d3f4322ed490_JaffaCakes118.ps1
Size

194KB
MD5

4bbc7c53d45152aa23d2d3f4322ed490
SHA1

5508b012ff7ef2b34375f3a4b3067dbbfb4a453d
SHA256

fbd7a548c9687bd0a74f905b03cedb8072717c67b04ddd05418f2f9cbb7076ac
SHA512

ffb032a143e14215e6417d8f317958c0e18e4fbf99a940f4a07221590831a9e9d8f3202e4938593f9e2be30ad479cabec6e2fc90e76bc0d93a9d26d8d7a9631a
SSDEEP

3072:xKngySVRgypwBolhfJv0DO/sUy2T9QOcH9cHUD1lv9LGbIVu5kqKtjOt0BZ:xtNnXNXfJv0DWyP9SUhgGhA07

Score

10^/10

cobaltstrike 0 backdoor trojan

Malware Config

Extracted

Family

cobaltstrike

Botnet

0

C2

http://auditsecuritybusworld.com:443/jquery-3.3.1.min.js

http://213.227.155.246:443/jquery-3.3.1.min.js

Attributes

access_type
512
beacon_type
2048
host
auditsecuritybusworld.com,/jquery-3.3.1.min.js,213.227.155.246,/jquery-3.3.1.min.js
http_header1
AAAACgAAAEdBY2NlcHQ6IHRleHQvaHRtbCxhcHBsaWNhdGlvbi94aHRtbCt4bWwsYXBwbGljYXRpb24veG1sO3E9MC45LCovKjtxPTAuOAAAAAoAAAAgUmVmZXJlcjogaHR0cDovL2NvZGUuanF1ZXJ5LmNvbS8AAAAKAAAAHkFjY2VwdC1FbmNvZGluZzogZ3ppcCwgZGVmbGF0ZQAAAAcAAAAAAAAADQAAAAIAAAAJX19jZmR1aWQ9AAAABgAAAAZDb29raWUAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=
http_header2
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
http_method1
GET
http_method2
POST
jitter
9472
polling_time
45000
port_number
443
sc_process32
%windir%\syswow64\dllhost.exe
sc_process64
%windir%\sysnative\dllhost.exe
state_machine
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCnOM3nXx+7HBhkbDd+AwFrFisSunK999w2tM0uTpuuEiBalcJhcL+QgQWtf6S7zPp5hjImG+2YcPl18geU4f5JlSPXHwilbK4DFb/ePWyKFjhrA7emVRqhM21QMlo1ANsn14rY/RO2pzuft8P7TXoIjjI/B2GGVuzYNZX6X4I2EwIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
unknown1
4.234810624e+09
unknown2
AAAABAAAAAEAAAXyAAAAAgAAAFQAAAACAAAPWwAAAA0AAAAPAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
uri
/jquery-3.3.2.min.js
user_agent
Mozilla/5.0 (Windows NT 6.3; Trident/7.0; rv:11.0) like Gecko
watermark
0

Signatures

Cobaltstrike
Detected malicious payload which is part of Cobaltstrike.
trojan backdoor cobaltstrike
Blocklisted process makes network request 2 IoCs

Processes:

powershell.exe

flow pid process

33 2184 powershell.exe
42 2184 powershell.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

powershell.exepowershell.exe

pid process

4564 powershell.exe
4564 powershell.exe
2184 powershell.exe
2184 powershell.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

powershell.exepowershell.exe

description pid process

Token: SeDebugPrivilege 4564 powershell.exe
Token: SeDebugPrivilege 2184 powershell.exe

flow	pid	process
33	2184	powershell.exe
42	2184	powershell.exe

pid	process
4564	powershell.exe
4564	powershell.exe
2184	powershell.exe
2184	powershell.exe

description	pid	process
Token: SeDebugPrivilege	4564	powershell.exe
Token: SeDebugPrivilege	2184	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

powershell.exe

description	pid	process	target process
PID 4564 wrote to memory of 2184	4564	powershell.exe	powershell.exe
PID 4564 wrote to memory of 2184	4564	powershell.exe	powershell.exe
PID 4564 wrote to memory of 2184	4564	powershell.exe	powershell.exe

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\4bbc7c53d45152aa23d2d3f4322ed490_JaffaCakes118.ps1
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4564

\??\c:\windows\syswow64\windowspowershell\v1.0\powershell.exe
"c:\windows\syswow64\windowspowershell\v1.0\powershell.exe" -Version 5.1 -s -NoLogo -NoProfile
2⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2184

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCache
Filesize
53KB

MD5
93678e82d776686aa54c42b8a98e6cbc

SHA1
802939dfed99ac74814c4371388b204c5810241d

SHA256
da32a79a8e04cbafb1c5980b3d6225f4705010df5eb45d464cd5bf6b642d7841

SHA512
0b412a1e11c0639d72f6a58c661ecc43da021c010c4d1e66051c5a376ebab287480bbf663345c9bd2a79ec3a35a9788cf04d74d612449f76fe2c87576cd13520

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_fzibzx3k.42a.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/2184-25-0x0000000005D40000-0x0000000005DA6000-memory.dmp

Filesize
408KB

Download
memory/2184-15-0x0000000074700000-0x0000000074EB0000-memory.dmp

Filesize
7.7MB

Download
memory/2184-31-0x0000000006130000-0x0000000006484000-memory.dmp

Filesize
3.3MB

Download
memory/2184-45-0x0000000006CB0000-0x0000000006CE4000-memory.dmp

Filesize
208KB

Download
memory/2184-32-0x0000000006620000-0x000000000663E000-memory.dmp

Filesize
120KB

Download
memory/2184-16-0x0000000003010000-0x0000000003020000-memory.dmp

Filesize
64KB

Download
memory/2184-14-0x0000000002F30000-0x0000000002F66000-memory.dmp

Filesize
216KB

Download
memory/2184-33-0x00000000066F0000-0x000000000673C000-memory.dmp

Filesize
304KB

Download
memory/2184-18-0x0000000005710000-0x0000000005D38000-memory.dmp

Filesize
6.2MB

Download
memory/2184-19-0x0000000005640000-0x0000000005662000-memory.dmp

Filesize
136KB

Download
memory/2184-44-0x0000000003010000-0x0000000003020000-memory.dmp

Filesize
64KB

Download
memory/2184-26-0x0000000005EA0000-0x0000000005F06000-memory.dmp

Filesize
408KB

Download
memory/2184-43-0x0000000074700000-0x0000000074EB0000-memory.dmp

Filesize
7.7MB

Download
memory/2184-38-0x0000000006F80000-0x00000000073F2000-memory.dmp

Filesize
4.4MB

Download
memory/2184-17-0x0000000003010000-0x0000000003020000-memory.dmp

Filesize
64KB

Download
memory/2184-34-0x0000000007600000-0x0000000007C7A000-memory.dmp

Filesize
6.5MB

Download
memory/2184-35-0x0000000006B60000-0x0000000006B7A000-memory.dmp

Filesize
104KB

Download
memory/2184-37-0x0000000006CB0000-0x0000000006CE4000-memory.dmp

Filesize
208KB

Download
memory/2184-36-0x0000000006F80000-0x00000000073F2000-memory.dmp

Filesize
4.4MB

Download
memory/4564-11-0x000001517BDA0000-0x000001517BDB0000-memory.dmp

Filesize
64KB

Download
memory/4564-39-0x00007FFE05F50000-0x00007FFE06A11000-memory.dmp

Filesize
10.8MB

Download
memory/4564-10-0x00007FFE05F50000-0x00007FFE06A11000-memory.dmp

Filesize
10.8MB

Download
memory/4564-12-0x000001517D110000-0x000001517D286000-memory.dmp

Filesize
1.5MB

Download
memory/4564-0-0x000001517BDF0000-0x000001517BE12000-memory.dmp

Filesize
136KB

Download
memory/4564-13-0x000001517D4A0000-0x000001517D6AA000-memory.dmp

Filesize
2.0MB

Download

Analysis

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