Analysis
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max time kernel
129s -
max time network
131s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
09-11-2020 20:54
Static task
static1
Behavioral task
behavioral1
Sample
QWA.exe
Resource
win7v20201028
General
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Target
QWA.exe
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Size
879KB
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MD5
bd1c429c2ea9b2c200470e0859761692
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SHA1
4cbddc4bb7db82fbb0c7781d0e07ad1b0279e8af
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SHA256
f711673ec31f884e59192cc360b841efc1c77b0d0b41787bea5424ae520f9989
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SHA512
605730afdf0e9f381abfcf5bf17ad39538c8ed395ecb2edaa4369e7302dbde1282116dd1b40e617ca152e15ab445951032145b1f06292807023358acc91dbf18
Malware Config
Signatures
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Deletes itself 1 IoCs
Processes:
cmd.exepid process 1680 cmd.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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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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Suspicious use of SetThreadContext 1 IoCs
Processes:
QWA.exedescription pid process target process PID 1076 set thread context of 2036 1076 QWA.exe QWA.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
QWA.exepid process 1076 QWA.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
QWA.exepid process 1076 QWA.exe -
Suspicious use of AdjustPrivilegeToken 32 IoCs
Processes:
QWA.exedescription pid process Token: SeImpersonatePrivilege 2036 QWA.exe Token: SeTcbPrivilege 2036 QWA.exe Token: SeChangeNotifyPrivilege 2036 QWA.exe Token: SeCreateTokenPrivilege 2036 QWA.exe Token: SeBackupPrivilege 2036 QWA.exe Token: SeRestorePrivilege 2036 QWA.exe Token: SeIncreaseQuotaPrivilege 2036 QWA.exe Token: SeAssignPrimaryTokenPrivilege 2036 QWA.exe Token: SeImpersonatePrivilege 2036 QWA.exe Token: SeTcbPrivilege 2036 QWA.exe Token: SeChangeNotifyPrivilege 2036 QWA.exe Token: SeCreateTokenPrivilege 2036 QWA.exe Token: SeBackupPrivilege 2036 QWA.exe Token: SeRestorePrivilege 2036 QWA.exe Token: SeIncreaseQuotaPrivilege 2036 QWA.exe Token: SeAssignPrimaryTokenPrivilege 2036 QWA.exe Token: SeImpersonatePrivilege 2036 QWA.exe Token: SeTcbPrivilege 2036 QWA.exe Token: SeChangeNotifyPrivilege 2036 QWA.exe Token: SeCreateTokenPrivilege 2036 QWA.exe Token: SeBackupPrivilege 2036 QWA.exe Token: SeRestorePrivilege 2036 QWA.exe Token: SeIncreaseQuotaPrivilege 2036 QWA.exe Token: SeAssignPrimaryTokenPrivilege 2036 QWA.exe Token: SeImpersonatePrivilege 2036 QWA.exe Token: SeTcbPrivilege 2036 QWA.exe Token: SeChangeNotifyPrivilege 2036 QWA.exe Token: SeCreateTokenPrivilege 2036 QWA.exe Token: SeBackupPrivilege 2036 QWA.exe Token: SeRestorePrivilege 2036 QWA.exe Token: SeIncreaseQuotaPrivilege 2036 QWA.exe Token: SeAssignPrimaryTokenPrivilege 2036 QWA.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
QWA.exeQWA.exedescription pid process target process PID 1076 wrote to memory of 2036 1076 QWA.exe QWA.exe PID 1076 wrote to memory of 2036 1076 QWA.exe QWA.exe PID 1076 wrote to memory of 2036 1076 QWA.exe QWA.exe PID 1076 wrote to memory of 2036 1076 QWA.exe QWA.exe PID 2036 wrote to memory of 1680 2036 QWA.exe cmd.exe PID 2036 wrote to memory of 1680 2036 QWA.exe cmd.exe PID 2036 wrote to memory of 1680 2036 QWA.exe cmd.exe PID 2036 wrote to memory of 1680 2036 QWA.exe cmd.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\QWA.exe"C:\Users\Admin\AppData\Local\Temp\QWA.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\QWA.exe"C:\Users\Admin\AppData\Local\Temp\QWA.exe"2⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\259275050.bat" "C:\Users\Admin\AppData\Local\Temp\QWA.exe" "3⤵
- Deletes itself
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\259275050.batMD5
3880eeb1c736d853eb13b44898b718ab
SHA14eec9d50360cd815211e3c4e6bdd08271b6ec8e6
SHA256936d9411d5226b7c5a150ecaf422987590a8870c8e095e1caa072273041a86e7
SHA5123eaa3dddd7a11942e75acd44208fbe3d3ff8f4006951cd970fb9ab748c160739409803450d28037e577443504707fc310c634e9dc54d0c25e8cfe6094f017c6b
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memory/1492-3-0x000007FEF6930000-0x000007FEF6BAA000-memory.dmpFilesize
2.5MB
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memory/1680-4-0x0000000000000000-mapping.dmp
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memory/2036-0-0x0000000000400000-0x0000000000419000-memory.dmpFilesize
100KB
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memory/2036-1-0x00000000004101EB-mapping.dmp
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memory/2036-2-0x0000000000400000-0x0000000000419000-memory.dmpFilesize
100KB