Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
- submitted
13/11/2024, 08:25
General
- Target 2024-11-13_6ae735d45fd7a3c2f95a1982c469e34e_cobalt-strike_cobaltstrike_poet-rat.exe
- Size 5.2MB
- Sample241113-kbg2maydmn
- SHA256 359dcf6b498ecaa255167dc1a64a3126511a3181f8f6358357fcfd68f893ee30
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==
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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==
-
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 45 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\2024-11-13_6ae735d45fd7a3c2f95a1982c469e34e_cobalt-strike_cobaltstrike_poet-rat.exe"C:\Users\Admin\AppData\Local\Temp\2024-11-13_6ae735d45fd7a3c2f95a1982c469e34e_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\FeHlYCV.exeC:\Windows\System\FeHlYCV.exe2⤵
- Executes dropped EXE
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C:\Windows\System\ifhYjqc.exeC:\Windows\System\ifhYjqc.exe2⤵
- Executes dropped EXE
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C:\Windows\System\GVbqZlR.exeC:\Windows\System\GVbqZlR.exe2⤵
- Executes dropped EXE
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C:\Windows\System\XcWPycM.exeC:\Windows\System\XcWPycM.exe2⤵
- Executes dropped EXE
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C:\Windows\System\dCXbuGq.exeC:\Windows\System\dCXbuGq.exe2⤵
- Executes dropped EXE
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C:\Windows\System\QUHSKaY.exeC:\Windows\System\QUHSKaY.exe2⤵
- Executes dropped EXE
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C:\Windows\System\kERuAKq.exeC:\Windows\System\kERuAKq.exe2⤵
- Executes dropped EXE
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C:\Windows\System\cNtqQCt.exeC:\Windows\System\cNtqQCt.exe2⤵
- Executes dropped EXE
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C:\Windows\System\AejebnB.exeC:\Windows\System\AejebnB.exe2⤵
- Executes dropped EXE
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C:\Windows\System\eyKkxuu.exeC:\Windows\System\eyKkxuu.exe2⤵
- Executes dropped EXE
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C:\Windows\System\HSWTLch.exeC:\Windows\System\HSWTLch.exe2⤵
- Executes dropped EXE
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C:\Windows\System\JfkBylW.exeC:\Windows\System\JfkBylW.exe2⤵
- Executes dropped EXE
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C:\Windows\System\ysHecfP.exeC:\Windows\System\ysHecfP.exe2⤵
- Executes dropped EXE
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C:\Windows\System\whxDhJn.exeC:\Windows\System\whxDhJn.exe2⤵
- Executes dropped EXE
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C:\Windows\System\BzyrAOB.exeC:\Windows\System\BzyrAOB.exe2⤵
- Executes dropped EXE
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C:\Windows\System\tUEPwjo.exeC:\Windows\System\tUEPwjo.exe2⤵
- Executes dropped EXE
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C:\Windows\System\pLRpOMK.exeC:\Windows\System\pLRpOMK.exe2⤵
- Executes dropped EXE
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C:\Windows\System\EaWwBLL.exeC:\Windows\System\EaWwBLL.exe2⤵
- Executes dropped EXE
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C:\Windows\System\CpxWfxb.exeC:\Windows\System\CpxWfxb.exe2⤵
- Executes dropped EXE
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C:\Windows\System\fdmBXIH.exeC:\Windows\System\fdmBXIH.exe2⤵
- Executes dropped EXE
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C:\Windows\System\BaVTpOF.exeC:\Windows\System\BaVTpOF.exe2⤵
- Executes dropped EXE
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Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
AejebnB.exe
BaVTpOF.exe
BzyrAOB.exe
CpxWfxb.exe
EaWwBLL.exe
FeHlYCV.exe
GVbqZlR.exe
HSWTLch.exe
JfkBylW.exe
QUHSKaY.exe
XcWPycM.exe
cNtqQCt.exe
dCXbuGq.exe
eyKkxuu.exe
fdmBXIH.exe
ifhYjqc.exe
kERuAKq.exe
pLRpOMK.exe
tUEPwjo.exe
whxDhJn.exe
ysHecfP.exe
memory/384-248-0x00007FF656490000-0x00007FF6567E1000-memory.dmp
memory/384-144-0x00007FF656490000-0x00007FF6567E1000-memory.dmp
memory/400-141-0x00007FF61A580000-0x00007FF61A8D1000-memory.dmp
memory/400-246-0x00007FF61A580000-0x00007FF61A8D1000-memory.dmp
memory/460-140-0x00007FF6738D0000-0x00007FF673C21000-memory.dmp
memory/460-252-0x00007FF6738D0000-0x00007FF673C21000-memory.dmp
memory/1212-137-0x00007FF6D2CE0000-0x00007FF6D3031000-memory.dmp
memory/1212-229-0x00007FF6D2CE0000-0x00007FF6D3031000-memory.dmp
memory/1212-88-0x00007FF6D2CE0000-0x00007FF6D3031000-memory.dmp
memory/1300-242-0x00007FF6004C0000-0x00007FF600811000-memory.dmp
memory/1300-92-0x00007FF6004C0000-0x00007FF600811000-memory.dmp
memory/1416-36-0x00007FF629C10000-0x00007FF629F61000-memory.dmp
memory/1416-129-0x00007FF629C10000-0x00007FF629F61000-memory.dmp
memory/1416-215-0x00007FF629C10000-0x00007FF629F61000-memory.dmp
memory/1700-134-0x00007FF7321A0000-0x00007FF7324F1000-memory.dmp
memory/1700-51-0x00007FF7321A0000-0x00007FF7324F1000-memory.dmp
memory/1700-224-0x00007FF7321A0000-0x00007FF7324F1000-memory.dmp
memory/1940-122-0x00007FF78F850000-0x00007FF78FBA1000-memory.dmp
memory/1940-244-0x00007FF78F850000-0x00007FF78FBA1000-memory.dmp
memory/2040-126-0x00007FF6D7020000-0x00007FF6D7371000-memory.dmp
memory/2040-18-0x00007FF6D7020000-0x00007FF6D7371000-memory.dmp
memory/2040-209-0x00007FF6D7020000-0x00007FF6D7371000-memory.dmp
memory/2668-128-0x00007FF724EA0000-0x00007FF7251F1000-memory.dmp
memory/2668-30-0x00007FF724EA0000-0x00007FF7251F1000-memory.dmp
memory/2668-213-0x00007FF724EA0000-0x00007FF7251F1000-memory.dmp
memory/2788-203-0x00007FF761580000-0x00007FF7618D1000-memory.dmp
memory/2788-13-0x00007FF761580000-0x00007FF7618D1000-memory.dmp
memory/2788-68-0x00007FF761580000-0x00007FF7618D1000-memory.dmp
memory/2832-62-0x00007FF6228A0000-0x00007FF622BF1000-memory.dmp
memory/2832-230-0x00007FF6228A0000-0x00007FF622BF1000-memory.dmp
memory/2832-136-0x00007FF6228A0000-0x00007FF622BF1000-memory.dmp
memory/3344-259-0x00007FF6D6FD0000-0x00007FF6D7321000-memory.dmp
memory/3344-131-0x00007FF6D6FD0000-0x00007FF6D7321000-memory.dmp
memory/3512-133-0x00007FF643500000-0x00007FF643851000-memory.dmp
memory/3512-256-0x00007FF643500000-0x00007FF643851000-memory.dmp
memory/3748-211-0x00007FF70D070000-0x00007FF70D3C1000-memory.dmp
memory/3748-24-0x00007FF70D070000-0x00007FF70D3C1000-memory.dmp
memory/3748-127-0x00007FF70D070000-0x00007FF70D3C1000-memory.dmp
memory/3816-258-0x00007FF6DD520000-0x00007FF6DD871000-memory.dmp
memory/3816-132-0x00007FF6DD520000-0x00007FF6DD871000-memory.dmp
memory/4052-43-0x00007FF6ACE70000-0x00007FF6AD1C1000-memory.dmp
memory/4052-222-0x00007FF6ACE70000-0x00007FF6AD1C1000-memory.dmp
memory/4052-130-0x00007FF6ACE70000-0x00007FF6AD1C1000-memory.dmp
memory/4512-135-0x00007FF7BBD10000-0x00007FF7BC061000-memory.dmp
memory/4512-59-0x00007FF7BBD10000-0x00007FF7BC061000-memory.dmp
memory/4512-227-0x00007FF7BBD10000-0x00007FF7BC061000-memory.dmp
memory/4680-240-0x00007FF74CDE0000-0x00007FF74D131000-memory.dmp
memory/4680-138-0x00007FF74CDE0000-0x00007FF74D131000-memory.dmp
memory/4716-152-0x00007FF6D81C0000-0x00007FF6D8511000-memory.dmp
memory/4716-54-0x00007FF6D81C0000-0x00007FF6D8511000-memory.dmp
memory/4716-123-0x00007FF6D81C0000-0x00007FF6D8511000-memory.dmp
memory/4716-0-0x00007FF6D81C0000-0x00007FF6D8511000-memory.dmp
memory/4716-1-0x0000020BF9FA0000-0x0000020BF9FB0000-memory.dmp
memory/5012-201-0x00007FF72AA60000-0x00007FF72ADB1000-memory.dmp
memory/5012-60-0x00007FF72AA60000-0x00007FF72ADB1000-memory.dmp
memory/5012-7-0x00007FF72AA60000-0x00007FF72ADB1000-memory.dmp
memory/5040-139-0x00007FF684910000-0x00007FF684C61000-memory.dmp
memory/5040-253-0x00007FF684910000-0x00007FF684C61000-memory.dmp