General
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Target
0a731a60eed64ed8a1b2b5617df6d248b02d8a2c7716f13877a4398293fc9e04
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Size
338KB
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Sample
231122-ferm1sab99
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MD5
cd6e356156ebdd1ab336982ee3033203
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SHA1
bf2c44a833f60a5b3d3465d8a0189bdfaa60b851
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SHA256
0a731a60eed64ed8a1b2b5617df6d248b02d8a2c7716f13877a4398293fc9e04
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SHA512
9f0483e5560a16f80fc3a8f96039a591fa64efad0b5d39fd31e9fa2e617289abe6fc611a9e95dbd85207c24ab0f60c4090a36c117b02fcfe4c0a2c3b8d3aa626
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SSDEEP
3072:O9xAA69UJ+xOWELaHcHjmZlWLjv6iBnTDEvpDfqxO2Rer2dbp80C:GuUJRWFciZlWfZTDcpoQr2d3
Static task
static1
Behavioral task
behavioral1
Sample
0a731a60eed64ed8a1b2b5617df6d248b02d8a2c7716f13877a4398293fc9e04.exe
Resource
win7-20231025-en
Malware Config
Extracted
tofsee
vanaheim.cn
jotunheim.name
Targets
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Target
0a731a60eed64ed8a1b2b5617df6d248b02d8a2c7716f13877a4398293fc9e04
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Size
338KB
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MD5
cd6e356156ebdd1ab336982ee3033203
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SHA1
bf2c44a833f60a5b3d3465d8a0189bdfaa60b851
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SHA256
0a731a60eed64ed8a1b2b5617df6d248b02d8a2c7716f13877a4398293fc9e04
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SHA512
9f0483e5560a16f80fc3a8f96039a591fa64efad0b5d39fd31e9fa2e617289abe6fc611a9e95dbd85207c24ab0f60c4090a36c117b02fcfe4c0a2c3b8d3aa626
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SSDEEP
3072:O9xAA69UJ+xOWELaHcHjmZlWLjv6iBnTDEvpDfqxO2Rer2dbp80C:GuUJRWFciZlWfZTDcpoQr2d3
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XMRig Miner payload
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Creates new service(s)
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Modifies Windows Firewall
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Sets service image path in registry
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Deletes itself
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Executes dropped EXE
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Drops file in System32 directory
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2