Analysis
- max time kernel
142s - max time network
143s - platform
windows10-2004_x64 - resource
win10v2004-20240709-en - resource tags
- submitted
28/07/2024, 17:30
General
- Target 2024-07-28_f44df3cc7c7e27f986faaa2fda4975ce_cobalt-strike_cobaltstrike_poet-rat.exe
- Size 5.2MB
- Sample240728-v2569ayerh
- SHA256 4744441ff005d242bb2a0ab85b5417dc833484944337efa020885eaff110b1de
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==
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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==
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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.
- 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\2024-07-28_f44df3cc7c7e27f986faaa2fda4975ce_cobalt-strike_cobaltstrike_poet-rat.exe"C:\Users\Admin\AppData\Local\Temp\2024-07-28_f44df3cc7c7e27f986faaa2fda4975ce_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\fOKZXLS.exeC:\Windows\System\fOKZXLS.exe2⤵
- Executes dropped EXE
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C:\Windows\System\oiIfdpI.exeC:\Windows\System\oiIfdpI.exe2⤵
- Executes dropped EXE
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C:\Windows\System\yFqRAzo.exeC:\Windows\System\yFqRAzo.exe2⤵
- Executes dropped EXE
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C:\Windows\System\iWBCoZf.exeC:\Windows\System\iWBCoZf.exe2⤵
- Executes dropped EXE
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C:\Windows\System\MrcVKja.exeC:\Windows\System\MrcVKja.exe2⤵
- Executes dropped EXE
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C:\Windows\System\oWWhiiE.exeC:\Windows\System\oWWhiiE.exe2⤵
- Executes dropped EXE
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C:\Windows\System\XGxaZak.exeC:\Windows\System\XGxaZak.exe2⤵
- Executes dropped EXE
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C:\Windows\System\KteiSFa.exeC:\Windows\System\KteiSFa.exe2⤵
- Executes dropped EXE
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C:\Windows\System\CKHGzoG.exeC:\Windows\System\CKHGzoG.exe2⤵
- Executes dropped EXE
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C:\Windows\System\BSsujyj.exeC:\Windows\System\BSsujyj.exe2⤵
- Executes dropped EXE
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C:\Windows\System\JThkhcb.exeC:\Windows\System\JThkhcb.exe2⤵
- Executes dropped EXE
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C:\Windows\System\jnTxwHK.exeC:\Windows\System\jnTxwHK.exe2⤵
- Executes dropped EXE
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C:\Windows\System\JgszIUi.exeC:\Windows\System\JgszIUi.exe2⤵
- Executes dropped EXE
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C:\Windows\System\hnLztmM.exeC:\Windows\System\hnLztmM.exe2⤵
- Executes dropped EXE
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C:\Windows\System\wYmBlsK.exeC:\Windows\System\wYmBlsK.exe2⤵
- Executes dropped EXE
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C:\Windows\System\hOKfLtv.exeC:\Windows\System\hOKfLtv.exe2⤵
- Executes dropped EXE
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C:\Windows\System\qJQCMPc.exeC:\Windows\System\qJQCMPc.exe2⤵
- Executes dropped EXE
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C:\Windows\System\xwzaDOV.exeC:\Windows\System\xwzaDOV.exe2⤵
- Executes dropped EXE
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C:\Windows\System\wWYnFFA.exeC:\Windows\System\wWYnFFA.exe2⤵
- Executes dropped EXE
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C:\Windows\System\VjpLqAd.exeC:\Windows\System\VjpLqAd.exe2⤵
- Executes dropped EXE
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C:\Windows\System\MBlVBrx.exeC:\Windows\System\MBlVBrx.exe2⤵
- Executes dropped EXE
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Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
BSsujyj.exe
CKHGzoG.exe
JThkhcb.exe
JgszIUi.exe
KteiSFa.exe
MBlVBrx.exe
MrcVKja.exe
VjpLqAd.exe
XGxaZak.exe
fOKZXLS.exe
hOKfLtv.exe
hnLztmM.exe
iWBCoZf.exe
jnTxwHK.exe
oWWhiiE.exe
oiIfdpI.exe
qJQCMPc.exe
wWYnFFA.exe
wYmBlsK.exe
xwzaDOV.exe
yFqRAzo.exe
memory/372-218-0x00007FF7C8B00000-0x00007FF7C8E51000-memory.dmp
memory/372-129-0x00007FF7C8B00000-0x00007FF7C8E51000-memory.dmp
memory/452-121-0x00007FF67F540000-0x00007FF67F891000-memory.dmp
memory/452-201-0x00007FF67F540000-0x00007FF67F891000-memory.dmp
memory/736-178-0x00007FF7E7DA0000-0x00007FF7E80F1000-memory.dmp
memory/736-134-0x00007FF7E7DA0000-0x00007FF7E80F1000-memory.dmp
memory/736-112-0x00007FF7E7DA0000-0x00007FF7E80F1000-memory.dmp
memory/736-0-0x00007FF7E7DA0000-0x00007FF7E80F1000-memory.dmp
memory/736-1-0x0000023EA66A0000-0x0000023EA66B0000-memory.dmp
memory/812-130-0x00007FF65DCC0000-0x00007FF65E011000-memory.dmp
memory/812-215-0x00007FF65DCC0000-0x00007FF65E011000-memory.dmp
memory/1292-191-0x00007FF6D3980000-0x00007FF6D3CD1000-memory.dmp
memory/1292-30-0x00007FF6D3980000-0x00007FF6D3CD1000-memory.dmp
memory/1292-117-0x00007FF6D3980000-0x00007FF6D3CD1000-memory.dmp
memory/1372-118-0x00007FF773DB0000-0x00007FF774101000-memory.dmp
memory/1372-194-0x00007FF773DB0000-0x00007FF774101000-memory.dmp
memory/1456-119-0x00007FF6F9AF0000-0x00007FF6F9E41000-memory.dmp
memory/1456-195-0x00007FF6F9AF0000-0x00007FF6F9E41000-memory.dmp
memory/1620-189-0x00007FF7B6410000-0x00007FF7B6761000-memory.dmp
memory/1620-28-0x00007FF7B6410000-0x00007FF7B6761000-memory.dmp
memory/1620-116-0x00007FF7B6410000-0x00007FF7B6761000-memory.dmp
memory/1824-220-0x00007FF7053C0000-0x00007FF705711000-memory.dmp
memory/1824-128-0x00007FF7053C0000-0x00007FF705711000-memory.dmp
memory/1896-199-0x00007FF64F6B0000-0x00007FF64FA01000-memory.dmp
memory/1896-122-0x00007FF64F6B0000-0x00007FF64FA01000-memory.dmp
memory/1992-214-0x00007FF7AE7D0000-0x00007FF7AEB21000-memory.dmp
memory/1992-131-0x00007FF7AE7D0000-0x00007FF7AEB21000-memory.dmp
memory/2620-124-0x00007FF75A810000-0x00007FF75AB61000-memory.dmp
memory/2620-208-0x00007FF75A810000-0x00007FF75AB61000-memory.dmp
memory/3416-186-0x00007FF68FB20000-0x00007FF68FE71000-memory.dmp
memory/3416-114-0x00007FF68FB20000-0x00007FF68FE71000-memory.dmp
memory/3416-19-0x00007FF68FB20000-0x00007FF68FE71000-memory.dmp
memory/3588-209-0x00007FF67B110000-0x00007FF67B461000-memory.dmp
memory/3588-126-0x00007FF67B110000-0x00007FF67B461000-memory.dmp
memory/3604-20-0x00007FF683E60000-0x00007FF6841B1000-memory.dmp
memory/3604-187-0x00007FF683E60000-0x00007FF6841B1000-memory.dmp
memory/3660-203-0x00007FF7DBFD0000-0x00007FF7DC321000-memory.dmp
memory/3660-123-0x00007FF7DBFD0000-0x00007FF7DC321000-memory.dmp
memory/4128-113-0x00007FF6A12A0000-0x00007FF6A15F1000-memory.dmp
memory/4128-183-0x00007FF6A12A0000-0x00007FF6A15F1000-memory.dmp
memory/4128-9-0x00007FF6A12A0000-0x00007FF6A15F1000-memory.dmp
memory/4324-211-0x00007FF759800000-0x00007FF759B51000-memory.dmp
memory/4324-133-0x00007FF759800000-0x00007FF759B51000-memory.dmp
memory/4448-223-0x00007FF6DDDF0000-0x00007FF6DE141000-memory.dmp
memory/4448-132-0x00007FF6DDDF0000-0x00007FF6DE141000-memory.dmp
memory/4816-120-0x00007FF78F550000-0x00007FF78F8A1000-memory.dmp
memory/4816-198-0x00007FF78F550000-0x00007FF78F8A1000-memory.dmp
memory/4944-205-0x00007FF72E7D0000-0x00007FF72EB21000-memory.dmp
memory/4944-125-0x00007FF72E7D0000-0x00007FF72EB21000-memory.dmp
memory/5104-127-0x00007FF658310000-0x00007FF658661000-memory.dmp
memory/5104-222-0x00007FF658310000-0x00007FF658661000-memory.dmp