Analysis
- max time kernel
148s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240709-en - resource tags
- submitted
26/07/2024, 21:53
General
- Target 2024-07-26_67555320598a1b8ca9785792cdc82c87_cobalt-strike_cobaltstrike_poet-rat.exe
- Size 5.2MB
- Sample240726-1rymbaxbjp
- SHA256 91706a7dbc592ffdbbe4cabb23626cf309f9b05044561d4aef116b1c737aa4af
Malware Config
Extracted
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cobaltstrike
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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==
-
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.
- 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\2024-07-26_67555320598a1b8ca9785792cdc82c87_cobalt-strike_cobaltstrike_poet-rat.exe"C:\Users\Admin\AppData\Local\Temp\2024-07-26_67555320598a1b8ca9785792cdc82c87_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\OOSwKYE.exeC:\Windows\System\OOSwKYE.exe2⤵
- Executes dropped EXE
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C:\Windows\System\CmJgWSE.exeC:\Windows\System\CmJgWSE.exe2⤵
- Executes dropped EXE
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C:\Windows\System\pRMHjfu.exeC:\Windows\System\pRMHjfu.exe2⤵
- Executes dropped EXE
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C:\Windows\System\UnbdPAP.exeC:\Windows\System\UnbdPAP.exe2⤵
- Executes dropped EXE
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C:\Windows\System\CjvBkUz.exeC:\Windows\System\CjvBkUz.exe2⤵
- Executes dropped EXE
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C:\Windows\System\YHfPHEh.exeC:\Windows\System\YHfPHEh.exe2⤵
- Executes dropped EXE
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C:\Windows\System\bBayDLx.exeC:\Windows\System\bBayDLx.exe2⤵
- Executes dropped EXE
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C:\Windows\System\CTGzbbB.exeC:\Windows\System\CTGzbbB.exe2⤵
- Executes dropped EXE
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C:\Windows\System\JDgvTFj.exeC:\Windows\System\JDgvTFj.exe2⤵
- Executes dropped EXE
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C:\Windows\System\ZmOLviZ.exeC:\Windows\System\ZmOLviZ.exe2⤵
- Executes dropped EXE
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C:\Windows\System\xzBEQQl.exeC:\Windows\System\xzBEQQl.exe2⤵
- Executes dropped EXE
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C:\Windows\System\PPwxslD.exeC:\Windows\System\PPwxslD.exe2⤵
- Executes dropped EXE
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C:\Windows\System\fGIEXne.exeC:\Windows\System\fGIEXne.exe2⤵
- Executes dropped EXE
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C:\Windows\System\mLCUUPd.exeC:\Windows\System\mLCUUPd.exe2⤵
- Executes dropped EXE
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C:\Windows\System\LnYtDPp.exeC:\Windows\System\LnYtDPp.exe2⤵
- Executes dropped EXE
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C:\Windows\System\mYJabRz.exeC:\Windows\System\mYJabRz.exe2⤵
- Executes dropped EXE
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C:\Windows\System\QFwQJhJ.exeC:\Windows\System\QFwQJhJ.exe2⤵
- Executes dropped EXE
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C:\Windows\System\kIPHRfZ.exeC:\Windows\System\kIPHRfZ.exe2⤵
- Executes dropped EXE
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C:\Windows\System\MHknVuI.exeC:\Windows\System\MHknVuI.exe2⤵
- Executes dropped EXE
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C:\Windows\System\FczRuAA.exeC:\Windows\System\FczRuAA.exe2⤵
- Executes dropped EXE
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C:\Windows\System\PyCuOQg.exeC:\Windows\System\PyCuOQg.exe2⤵
- Executes dropped EXE
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Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
CTGzbbB.exe
CjvBkUz.exe
CmJgWSE.exe
FczRuAA.exe
JDgvTFj.exe
LnYtDPp.exe
MHknVuI.exe
OOSwKYE.exe
PPwxslD.exe
PyCuOQg.exe
QFwQJhJ.exe
UnbdPAP.exe
YHfPHEh.exe
ZmOLviZ.exe
bBayDLx.exe
fGIEXne.exe
kIPHRfZ.exe
mLCUUPd.exe
mYJabRz.exe
pRMHjfu.exe
xzBEQQl.exe
memory/876-129-0x00007FF7A51B0000-0x00007FF7A5501000-memory.dmp
memory/876-211-0x00007FF7A51B0000-0x00007FF7A5501000-memory.dmp
memory/876-13-0x00007FF7A51B0000-0x00007FF7A5501000-memory.dmp
memory/1032-70-0x00007FF692290000-0x00007FF6925E1000-memory.dmp
memory/1032-226-0x00007FF692290000-0x00007FF6925E1000-memory.dmp
memory/1124-127-0x00007FF6C1520000-0x00007FF6C1871000-memory.dmp
memory/1124-249-0x00007FF6C1520000-0x00007FF6C1871000-memory.dmp
memory/1328-78-0x00007FF741070000-0x00007FF7413C1000-memory.dmp
memory/1328-139-0x00007FF741070000-0x00007FF7413C1000-memory.dmp
memory/1328-231-0x00007FF741070000-0x00007FF7413C1000-memory.dmp
memory/1524-150-0x00007FF7B7730000-0x00007FF7B7A81000-memory.dmp
memory/1524-128-0x00007FF7B7730000-0x00007FF7B7A81000-memory.dmp
memory/1524-0-0x00007FF7B7730000-0x00007FF7B7A81000-memory.dmp
memory/1524-1-0x000002B56BB10000-0x000002B56BB20000-memory.dmp
memory/1524-151-0x00007FF7B7730000-0x00007FF7B7A81000-memory.dmp
memory/2000-217-0x00007FF75DA50000-0x00007FF75DDA1000-memory.dmp
memory/2000-131-0x00007FF75DA50000-0x00007FF75DDA1000-memory.dmp
memory/2000-26-0x00007FF75DA50000-0x00007FF75DDA1000-memory.dmp
memory/2608-117-0x00007FF65AC10000-0x00007FF65AF61000-memory.dmp
memory/2608-243-0x00007FF65AC10000-0x00007FF65AF61000-memory.dmp
memory/2608-146-0x00007FF65AC10000-0x00007FF65AF61000-memory.dmp
memory/2880-235-0x00007FF64BC60000-0x00007FF64BFB1000-memory.dmp
memory/2880-125-0x00007FF64BC60000-0x00007FF64BFB1000-memory.dmp
memory/3152-144-0x00007FF742EF0000-0x00007FF743241000-memory.dmp
memory/3152-241-0x00007FF742EF0000-0x00007FF743241000-memory.dmp
memory/3152-112-0x00007FF742EF0000-0x00007FF743241000-memory.dmp
memory/3208-223-0x00007FF7506A0000-0x00007FF7509F1000-memory.dmp
memory/3208-54-0x00007FF7506A0000-0x00007FF7509F1000-memory.dmp
memory/3224-237-0x00007FF7BFC60000-0x00007FF7BFFB1000-memory.dmp
memory/3224-122-0x00007FF7BFC60000-0x00007FF7BFFB1000-memory.dmp
memory/3368-48-0x00007FF6FC380000-0x00007FF6FC6D1000-memory.dmp
memory/3368-221-0x00007FF6FC380000-0x00007FF6FC6D1000-memory.dmp
memory/3404-132-0x00007FF71B760000-0x00007FF71BAB1000-memory.dmp
memory/3404-21-0x00007FF71B760000-0x00007FF71BAB1000-memory.dmp
memory/3404-215-0x00007FF71B760000-0x00007FF71BAB1000-memory.dmp
memory/3456-233-0x00007FF7B57D0000-0x00007FF7B5B21000-memory.dmp
memory/3456-100-0x00007FF7B57D0000-0x00007FF7B5B21000-memory.dmp
memory/3620-140-0x00007FF699100000-0x00007FF699451000-memory.dmp
memory/3620-251-0x00007FF699100000-0x00007FF699451000-memory.dmp
memory/3620-98-0x00007FF699100000-0x00007FF699451000-memory.dmp
memory/3856-97-0x00007FF6AC030000-0x00007FF6AC381000-memory.dmp
memory/3856-229-0x00007FF6AC030000-0x00007FF6AC381000-memory.dmp
memory/3932-130-0x00007FF616830000-0x00007FF616B81000-memory.dmp
memory/3932-16-0x00007FF616830000-0x00007FF616B81000-memory.dmp
memory/3932-213-0x00007FF616830000-0x00007FF616B81000-memory.dmp
memory/4000-220-0x00007FF77E5A0000-0x00007FF77E8F1000-memory.dmp
memory/4000-41-0x00007FF77E5A0000-0x00007FF77E8F1000-memory.dmp
memory/4312-126-0x00007FF6B2B10000-0x00007FF6B2E61000-memory.dmp
memory/4312-248-0x00007FF6B2B10000-0x00007FF6B2E61000-memory.dmp
memory/4428-143-0x00007FF643C70000-0x00007FF643FC1000-memory.dmp
memory/4428-240-0x00007FF643C70000-0x00007FF643FC1000-memory.dmp
memory/4428-107-0x00007FF643C70000-0x00007FF643FC1000-memory.dmp
memory/4940-247-0x00007FF79FBE0000-0x00007FF79FF31000-memory.dmp
memory/4940-86-0x00007FF79FBE0000-0x00007FF79FF31000-memory.dmp
memory/4940-141-0x00007FF79FBE0000-0x00007FF79FF31000-memory.dmp
memory/5016-65-0x00007FF760160000-0x00007FF7604B1000-memory.dmp
memory/5016-136-0x00007FF760160000-0x00007FF7604B1000-memory.dmp
memory/5016-227-0x00007FF760160000-0x00007FF7604B1000-memory.dmp