Analysis
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max time kernel
72s -
max time network
74s -
platform
windows10_x64 -
resource
win10v200722 -
submitted
04-08-2020 21:46
Static task
static1
Behavioral task
behavioral1
Sample
Build111.exe
Resource
win7
General
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Target
Build111.exe
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Size
1.2MB
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MD5
71d8f70fcd46f5d2a88a2f9d40cebf38
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SHA1
300bcbbfd56740f21e1af62f0a4b67df4bdfffd3
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SHA256
36f7bb3f776e1b4d97a2cf8cd65aac04593a797a8d46936d0900041995020465
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SHA512
8e86ad7493c5cd742c7212db0743323f1bc21ebd153b9fa56625b32c914a5a17817a91615f423d3e55dc2b5138e98b05eabed2730bd6f9a186b7beff53f13391
Malware Config
Signatures
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Echelon log file 1 IoCs
Detects a log file produced by Echelon.
Processes:
yara_rule echelon_log_file -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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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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Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 3 api.ipify.org 4 api.ipify.org 5 ip-api.com -
Suspicious use of NtSetInformationThreadHideFromDebugger 13 IoCs
Processes:
Build111.exepid process 3900 Build111.exe 3900 Build111.exe 3900 Build111.exe 3900 Build111.exe 3900 Build111.exe 3900 Build111.exe 3900 Build111.exe 3900 Build111.exe 3900 Build111.exe 3900 Build111.exe 3900 Build111.exe 3900 Build111.exe 3900 Build111.exe -
Suspicious behavior: EnumeratesProcesses 16 IoCs
Processes:
Build111.exepid process 3900 Build111.exe 3900 Build111.exe 3900 Build111.exe 3900 Build111.exe 3900 Build111.exe 3900 Build111.exe 3900 Build111.exe 3900 Build111.exe 3900 Build111.exe 3900 Build111.exe 3900 Build111.exe 3900 Build111.exe 3900 Build111.exe 3900 Build111.exe 3900 Build111.exe 3900 Build111.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Build111.exedescription pid process Token: SeDebugPrivilege 3900 Build111.exe