Analysis
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max time kernel
91s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
21-01-2024 10:22
Static task
static1
Behavioral task
behavioral1
Sample
6d0fc6c574fcb31889d1333ce89789ed.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
6d0fc6c574fcb31889d1333ce89789ed.exe
Resource
win10v2004-20231215-en
General
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Target
6d0fc6c574fcb31889d1333ce89789ed.exe
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Size
292KB
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MD5
6d0fc6c574fcb31889d1333ce89789ed
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SHA1
707736372e6d87a489222f0731a97d468073a67e
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SHA256
462d38268ad721761fc38102a512b1289ae696438a3df77402c83164858dacfb
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SHA512
9b40abb520a43a96461363b11d644fbb0dedb948dbc95db5c42619829748d7dd4a3207ebc63b6d6a31b3496cd7be9cbdbea3e62467ed75573bc9edf41c77018a
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SSDEEP
6144:5dG6VCVPGFmNJA13QmbdfwaskdfzWX2sGcGoRwsYp+e35+chQYY6r:5d+VGjSaxdfkpRnYpNY6r
Malware Config
Signatures
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Ardamax main executable 1 IoCs
Processes:
resource yara_rule C:\Windows\SysWOW64\28463\CWHQ.exe family_ardamax -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
6d0fc6c574fcb31889d1333ce89789ed.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\Control Panel\International\Geo\Nation 6d0fc6c574fcb31889d1333ce89789ed.exe -
Executes dropped EXE 1 IoCs
Processes:
CWHQ.exepid process 4796 CWHQ.exe -
Loads dropped DLL 4 IoCs
Processes:
6d0fc6c574fcb31889d1333ce89789ed.exeCWHQ.exepid process 4656 6d0fc6c574fcb31889d1333ce89789ed.exe 4796 CWHQ.exe 4796 CWHQ.exe 4796 CWHQ.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
CWHQ.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CWHQ Agent = "C:\\Windows\\SysWOW64\\28463\\CWHQ.exe" CWHQ.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops file in System32 directory 7 IoCs
Processes:
6d0fc6c574fcb31889d1333ce89789ed.exeCWHQ.exedescription ioc process File created C:\Windows\SysWOW64\28463\CWHQ.exe 6d0fc6c574fcb31889d1333ce89789ed.exe File created C:\Windows\SysWOW64\28463\CWHQ.004 6d0fc6c574fcb31889d1333ce89789ed.exe File created C:\Windows\SysWOW64\28463\CWHQ.003 6d0fc6c574fcb31889d1333ce89789ed.exe File opened for modification C:\Windows\SysWOW64\28463 CWHQ.exe File created C:\Windows\SysWOW64\28463\CWHQ.001 6d0fc6c574fcb31889d1333ce89789ed.exe File created C:\Windows\SysWOW64\28463\CWHQ.006 6d0fc6c574fcb31889d1333ce89789ed.exe File created C:\Windows\SysWOW64\28463\CWHQ.007 6d0fc6c574fcb31889d1333ce89789ed.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
CWHQ.exedescription pid process Token: 33 4796 CWHQ.exe Token: SeIncBasePriorityPrivilege 4796 CWHQ.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
Processes:
CWHQ.exepid process 4796 CWHQ.exe 4796 CWHQ.exe 4796 CWHQ.exe 4796 CWHQ.exe 4796 CWHQ.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
6d0fc6c574fcb31889d1333ce89789ed.exedescription pid process target process PID 4656 wrote to memory of 4796 4656 6d0fc6c574fcb31889d1333ce89789ed.exe CWHQ.exe PID 4656 wrote to memory of 4796 4656 6d0fc6c574fcb31889d1333ce89789ed.exe CWHQ.exe PID 4656 wrote to memory of 4796 4656 6d0fc6c574fcb31889d1333ce89789ed.exe CWHQ.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\6d0fc6c574fcb31889d1333ce89789ed.exe"C:\Users\Admin\AppData\Local\Temp\6d0fc6c574fcb31889d1333ce89789ed.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:4656 -
C:\Windows\SysWOW64\28463\CWHQ.exe"C:\Windows\system32\28463\CWHQ.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4796
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
4KB
MD5ac2120f3b2fb824a5c1f3752dc944d21
SHA18bfbf3887103e886736e0802f88ed860a450856e
SHA256fd9c203a32eec0afe4ab1e3ae02c68ac27649120bb3f0af68852ba487384ecaf
SHA512474d77a27e3553aa58b394e77317a770f700f59580820741269e6c4746e664ce483a33a51baecd45ef4ac1a13e451a2c47d95c9abb79c7bc5cf902646f78c90f
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Filesize
410B
MD5cb25f52ec11c130e7535993fbe0b7bbc
SHA135472ca9db421ec57dc893a592caf878fdeee9f8
SHA256699285bb92c66ee2e1099fa26a6227ca5ea0048f1b3b750b2fd4a9cfd8204e12
SHA512c5d47e8c6dd566d80df348db8f76cb86054c52f1725360d0a7657bdb67f217918b489b39a4f478f40d307ad1f595504f847ed3c00c1c5e575ce11b755a3eaeab
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Filesize
14KB
MD563449cfad50b3f5669f0da2a84789489
SHA1a76f624701c41d8b38b67664411f9eae8c6da071
SHA25623048dadf243aa6c88a42784cf774622a51637292eb4a83b6d8c3cbc02003ca8
SHA51242aa6929d775354d2ca3c77cf257efbed30b4dba65ec14d547b14bda0dcf3aa5234a120d11525f9b6cc9d491691047aad21a4e3652a98e3ab3a3c265edb9eda9
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Filesize
8KB
MD58499922ab422c17e550a724083be50c7
SHA1914aa24da69f9882d12d7d7cceae38de4dbcad1c
SHA256894ff0262900acdc5b0266f75b2db829d3dec9a059f28888d5c0997d5b76db8a
SHA5129d2e7619c7e8e459449a7f70d581ae52a1d33ba1c90b2a14812c2a44474451dc06e78a8e410aae5e7caf9306bbe739b1eeca1a1bc167498a982d9f1320dbbd1b
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Filesize
5KB
MD5b128c2f3eafaff6725ed554a2a21b72f
SHA1377c206483b5348eb4b657363d29cae830be0b8c
SHA256b9939a330a7cf6d9947a2b3ffb52170a35d5927e401016e7694fdd24ba1aa4ef
SHA5123de5ec44becf7520d7ae32764b4636a1d727ab92d192fd92d725d6d308067e331f88e62f3cd9a4a334eb1d9e2ea44bf30f14ebd4e4f2877cdbd6b7bf0ed771c8
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Filesize
513KB
MD50c7a714b8e1d2ead2afc90dcc43bbe18
SHA166736613f22771f5da5606ed8c80b572b3f5c103
SHA256800bdf00e09f302a17e22d26dffbea037e3c077ef9f6d1d585c114f079397a9e
SHA51235db0de86c168eb6302dcbaa1e1f9ec96b5a8814e7067e1a7bb682e9f35fc06c51148a08e6f7df1e8caeb2effde555c53966a8922e8fef6b7ce194dc81c984b4