Analysis
- max time kernel
149s - max time network
154s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
- submitted
31/10/2024, 10:50
General
- Target 2024-10-31_71fafb0dbc1afb261eb1a45a1ca6340b_cobalt-strike_cobaltstrike_poet-rat.exe
- Size 5.2MB
- Sample241031-mxbsvavnfv
- SHA256 d272dd57de6df5ca5a53186e46fc09f8fd457915696de5d0643ee35384e6b582
Malware Config
Extracted
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cobaltstrike
-
0
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http://ns7.softline.top:443/s/ref=nb_sb_noss_1/167-3294888-0262949/field-keywords=books
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http://ns8.softline.top:443/s/ref=nb_sb_noss_1/167-3294888-0262949/field-keywords=books
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http://ns9.softline.top:443/s/ref=nb_sb_noss_1/167-3294888-0262949/field-keywords=books
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access_type
512
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beacon_type
256
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create_remote_thread
768
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crypto_scheme
256
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host
ns7.softline.top,/s/ref=nb_sb_noss_1/167-3294888-0262949/field-keywords=books,ns8.softline.top,/s/ref=nb_sb_noss_1/167-3294888-0262949/field-keywords=books,ns9.softline.top,/s/ref=nb_sb_noss_1/167-3294888-0262949/field-keywords=books
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http_header1
AAAACgAAAAtBY2NlcHQ6ICovKgAAAAoAAAAUSG9zdDogd3d3LmFtYXpvbi5jb20AAAAHAAAAAAAAAAMAAAACAAAADnNlc3Npb24tdG9rZW49AAAAAgAAAAxza2luPW5vc2tpbjsAAAABAAAALGNzbS1oaXQ9cy0yNEtVMTFCQjgyUlpTWUdKM0JES3wxNDE5ODk5MDEyOTk2AAAABgAAAAZDb29raWUAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
-
http_header2
AAAACgAAAAtBY2NlcHQ6ICovKgAAAAoAAAAWQ29udGVudC1UeXBlOiB0ZXh0L3htbAAAAAoAAAAgWC1SZXF1ZXN0ZWQtV2l0aDogWE1MSHR0cFJlcXVlc3QAAAAKAAAAFEhvc3Q6IHd3dy5hbWF6b24uY29tAAAACQAAAApzej0xNjB4NjAwAAAACQAAABFvZT1vZT1JU08tODg1OS0xOwAAAAcAAAAAAAAABQAAAAJzbgAAAAkAAAAGcz0zNzE3AAAACQAAACJkY19yZWY9aHR0cCUzQSUyRiUyRnd3dy5hbWF6b24uY29tAAAABwAAAAEAAAADAAAABAAAAAAAAA==
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http_method1
GET
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http_method2
POST
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maxdns
255
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pipe_name
\\%s\pipe\msagent_%x
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polling_time
5000
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port_number
443
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sc_process32
%windir%\syswow64\rundll32.exe
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sc_process64
%windir%\sysnative\rundll32.exe
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state_machine
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDI579oVVII0cYncGonU6vTWyFhqmq8w5QwvI8qsoWeV68Ngy+MjNPX2crcSVVWKQ3j09FII28KTmoE1XFVjEXF3WytRSlDe1OKfOAHX3XYkS9LcUAy0eRl2h4a73hrg1ir/rpisNT6hHtYaK3tmH8DgW/n1XfTfbWk1MZ7cXQHWQIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
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unknown1
4096
-
unknown2
AAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
-
uri
/N4215/adj/amzn.us.sr.aps
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user_agent
Mozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; rv:11.0) like Gecko
-
watermark
0
Signatures
- Cobalt Strike reflective loader 21 IoCs
Detects the reflective loader used by Cobalt Strike.
- Cobaltstrike
Detected malicious payload which is part of Cobaltstrike.
- Cobaltstrike family
- Xmrig family
- xmrig
XMRig is a high performance, open source, cross platform CPU/GPU miner.
- XMRig Miner payload 46 IoCs
- Executes dropped EXE 21 IoCs
- UPX packed file 64 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Drops file in Windows directory 21 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 42 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-10-31_71fafb0dbc1afb261eb1a45a1ca6340b_cobalt-strike_cobaltstrike_poet-rat.exe"C:\Users\Admin\AppData\Local\Temp\2024-10-31_71fafb0dbc1afb261eb1a45a1ca6340b_cobalt-strike_cobaltstrike_poet-rat.exe"1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\System\LEWFdVq.exeC:\Windows\System\LEWFdVq.exe2⤵
- Executes dropped EXE
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C:\Windows\System\igtkyxr.exeC:\Windows\System\igtkyxr.exe2⤵
- Executes dropped EXE
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C:\Windows\System\HCgnspL.exeC:\Windows\System\HCgnspL.exe2⤵
- Executes dropped EXE
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C:\Windows\System\DNKYHOJ.exeC:\Windows\System\DNKYHOJ.exe2⤵
- Executes dropped EXE
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C:\Windows\System\chSdPkz.exeC:\Windows\System\chSdPkz.exe2⤵
- Executes dropped EXE
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C:\Windows\System\xbzlIex.exeC:\Windows\System\xbzlIex.exe2⤵
- Executes dropped EXE
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C:\Windows\System\FbbabxR.exeC:\Windows\System\FbbabxR.exe2⤵
- Executes dropped EXE
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C:\Windows\System\jRyUyzN.exeC:\Windows\System\jRyUyzN.exe2⤵
- Executes dropped EXE
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C:\Windows\System\KVxCtlv.exeC:\Windows\System\KVxCtlv.exe2⤵
- Executes dropped EXE
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C:\Windows\System\kFfYbRw.exeC:\Windows\System\kFfYbRw.exe2⤵
- Executes dropped EXE
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C:\Windows\System\UDDsKfo.exeC:\Windows\System\UDDsKfo.exe2⤵
- Executes dropped EXE
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C:\Windows\System\PUsDuFd.exeC:\Windows\System\PUsDuFd.exe2⤵
- Executes dropped EXE
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C:\Windows\System\uxIUCxI.exeC:\Windows\System\uxIUCxI.exe2⤵
- Executes dropped EXE
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C:\Windows\System\KVkHXkm.exeC:\Windows\System\KVkHXkm.exe2⤵
- Executes dropped EXE
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C:\Windows\System\AiKMFZE.exeC:\Windows\System\AiKMFZE.exe2⤵
- Executes dropped EXE
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C:\Windows\System\ioUJEnn.exeC:\Windows\System\ioUJEnn.exe2⤵
- Executes dropped EXE
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C:\Windows\System\vIKpNCD.exeC:\Windows\System\vIKpNCD.exe2⤵
- Executes dropped EXE
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C:\Windows\System\VFVwQBi.exeC:\Windows\System\VFVwQBi.exe2⤵
- Executes dropped EXE
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C:\Windows\System\FqsVKVM.exeC:\Windows\System\FqsVKVM.exe2⤵
- Executes dropped EXE
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C:\Windows\System\MGVHNZI.exeC:\Windows\System\MGVHNZI.exe2⤵
- Executes dropped EXE
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C:\Windows\System\VIZDyzJ.exeC:\Windows\System\VIZDyzJ.exe2⤵
- Executes dropped EXE
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Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
AiKMFZE.exe
DNKYHOJ.exe
FbbabxR.exe
FqsVKVM.exe
HCgnspL.exe
KVkHXkm.exe
KVxCtlv.exe
LEWFdVq.exe
MGVHNZI.exe
PUsDuFd.exe
UDDsKfo.exe
VFVwQBi.exe
VIZDyzJ.exe
chSdPkz.exe
igtkyxr.exe
ioUJEnn.exe
jRyUyzN.exe
kFfYbRw.exe
uxIUCxI.exe
vIKpNCD.exe
xbzlIex.exe
memory/448-127-0x00007FF7C6A90000-0x00007FF7C6DE1000-memory.dmp
memory/448-269-0x00007FF7C6A90000-0x00007FF7C6DE1000-memory.dmp
memory/448-158-0x00007FF7C6A90000-0x00007FF7C6DE1000-memory.dmp
memory/660-20-0x00007FF6E3960000-0x00007FF6E3CB1000-memory.dmp
memory/660-78-0x00007FF6E3960000-0x00007FF6E3CB1000-memory.dmp
memory/660-223-0x00007FF6E3960000-0x00007FF6E3CB1000-memory.dmp
memory/800-265-0x00007FF77CE90000-0x00007FF77D1E1000-memory.dmp
memory/800-155-0x00007FF77CE90000-0x00007FF77D1E1000-memory.dmp
memory/800-112-0x00007FF77CE90000-0x00007FF77D1E1000-memory.dmp
memory/952-234-0x00007FF7E0720000-0x00007FF7E0A71000-memory.dmp
memory/952-36-0x00007FF7E0720000-0x00007FF7E0A71000-memory.dmp
memory/952-95-0x00007FF7E0720000-0x00007FF7E0A71000-memory.dmp
memory/1196-123-0x00007FF681FF0000-0x00007FF682341000-memory.dmp
memory/1196-267-0x00007FF681FF0000-0x00007FF682341000-memory.dmp
memory/1444-100-0x00007FF62E0C0000-0x00007FF62E411000-memory.dmp
memory/1444-233-0x00007FF62E0C0000-0x00007FF62E411000-memory.dmp
memory/1444-41-0x00007FF62E0C0000-0x00007FF62E411000-memory.dmp
memory/1488-61-0x00007FF604120000-0x00007FF604471000-memory.dmp
memory/1488-165-0x00007FF604120000-0x00007FF604471000-memory.dmp
memory/1488-0-0x00007FF604120000-0x00007FF604471000-memory.dmp
memory/1488-1-0x000002149BE90000-0x000002149BEA0000-memory.dmp
memory/1856-271-0x00007FF65D380000-0x00007FF65D6D1000-memory.dmp
memory/1856-164-0x00007FF65D380000-0x00007FF65D6D1000-memory.dmp
memory/1856-130-0x00007FF65D380000-0x00007FF65D6D1000-memory.dmp
memory/2088-263-0x00007FF7F0680000-0x00007FF7F09D1000-memory.dmp
memory/2088-120-0x00007FF7F0680000-0x00007FF7F09D1000-memory.dmp
memory/2196-242-0x00007FF763710000-0x00007FF763A61000-memory.dmp
memory/2196-56-0x00007FF763710000-0x00007FF763A61000-memory.dmp
memory/2196-118-0x00007FF763710000-0x00007FF763A61000-memory.dmp
memory/2344-218-0x00007FF65EE00000-0x00007FF65F151000-memory.dmp
memory/2344-74-0x00007FF65EE00000-0x00007FF65F151000-memory.dmp
memory/2344-13-0x00007FF65EE00000-0x00007FF65F151000-memory.dmp
memory/2472-104-0x00007FF7B7420000-0x00007FF7B7771000-memory.dmp
memory/2472-236-0x00007FF7B7420000-0x00007FF7B7771000-memory.dmp
memory/2472-48-0x00007FF7B7420000-0x00007FF7B7771000-memory.dmp
memory/3352-256-0x00007FF75A790000-0x00007FF75AAE1000-memory.dmp
memory/3352-150-0x00007FF75A790000-0x00007FF75AAE1000-memory.dmp
memory/3352-96-0x00007FF75A790000-0x00007FF75AAE1000-memory.dmp
memory/3540-137-0x00007FF6E2A00000-0x00007FF6E2D51000-memory.dmp
memory/3540-90-0x00007FF6E2A00000-0x00007FF6E2D51000-memory.dmp
memory/3540-254-0x00007FF6E2A00000-0x00007FF6E2D51000-memory.dmp
memory/3616-252-0x00007FF6F6810000-0x00007FF6F6B61000-memory.dmp
memory/3616-92-0x00007FF6F6810000-0x00007FF6F6B61000-memory.dmp
memory/3956-275-0x00007FF6EEC90000-0x00007FF6EEFE1000-memory.dmp
memory/3956-139-0x00007FF6EEC90000-0x00007FF6EEFE1000-memory.dmp
memory/3956-170-0x00007FF6EEC90000-0x00007FF6EEFE1000-memory.dmp
memory/3972-64-0x00007FF7364B0000-0x00007FF736801000-memory.dmp
memory/3972-244-0x00007FF7364B0000-0x00007FF736801000-memory.dmp
memory/4076-24-0x00007FF6A3380000-0x00007FF6A36D1000-memory.dmp
memory/4076-225-0x00007FF6A3380000-0x00007FF6A36D1000-memory.dmp
memory/4076-82-0x00007FF6A3380000-0x00007FF6A36D1000-memory.dmp
memory/4436-70-0x00007FF71B6A0000-0x00007FF71B9F1000-memory.dmp
memory/4436-246-0x00007FF71B6A0000-0x00007FF71B9F1000-memory.dmp
memory/4492-248-0x00007FF614BB0000-0x00007FF614F01000-memory.dmp
memory/4492-134-0x00007FF614BB0000-0x00007FF614F01000-memory.dmp
memory/4492-75-0x00007FF614BB0000-0x00007FF614F01000-memory.dmp
memory/4660-32-0x00007FF739960000-0x00007FF739CB1000-memory.dmp
memory/4660-227-0x00007FF739960000-0x00007FF739CB1000-memory.dmp
memory/4660-91-0x00007FF739960000-0x00007FF739CB1000-memory.dmp
memory/5044-216-0x00007FF7B0220000-0x00007FF7B0571000-memory.dmp
memory/5044-67-0x00007FF7B0220000-0x00007FF7B0571000-memory.dmp
memory/5044-8-0x00007FF7B0220000-0x00007FF7B0571000-memory.dmp