Analysis
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max time kernel
117s -
max time network
122s -
platform
windows7_x64 -
resource
win7 -
submitted
26-07-2020 13:59
Static task
static1
Behavioral task
behavioral1
Sample
a0fa26c2f79fd4e0f3f25b3fcb7aa02bb0194b34f13aa8d721b114432a00b05a.bin.exe
Resource
win7
Behavioral task
behavioral2
Sample
a0fa26c2f79fd4e0f3f25b3fcb7aa02bb0194b34f13aa8d721b114432a00b05a.bin.exe
Resource
win10v200722
General
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Target
a0fa26c2f79fd4e0f3f25b3fcb7aa02bb0194b34f13aa8d721b114432a00b05a.bin.exe
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Size
1.6MB
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MD5
aa1101d3c7afdb51d8520ead1e690c9a
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SHA1
f385e25cbc51dd820a87f9c0f4618a9e92f4090b
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SHA256
a0fa26c2f79fd4e0f3f25b3fcb7aa02bb0194b34f13aa8d721b114432a00b05a
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SHA512
3671850bad614f34d6e6f818e4fdb15b7651b121c264758e083796aed957d008982b5605b9e5ac33512641c510ac568e073e0ea9214f92577ae8c53aaf4fbf98
Malware Config
Signatures
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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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Modifies extensions of user files 9 IoCs
Ransomware generally changes the extension on encrypted files.
Processes:
a0fa26c2f79fd4e0f3f25b3fcb7aa02bb0194b34f13aa8d721b114432a00b05a.bin.exedescription ioc process File created C:\Users\Admin\Pictures\UndoUnprotect.tiff.Sil3nt5pring a0fa26c2f79fd4e0f3f25b3fcb7aa02bb0194b34f13aa8d721b114432a00b05a.bin.exe File created C:\Users\Admin\Pictures\ExportDisconnect.tif.Sil3nt5pring a0fa26c2f79fd4e0f3f25b3fcb7aa02bb0194b34f13aa8d721b114432a00b05a.bin.exe File created C:\Users\Admin\Pictures\RepairEdit.tif.Sil3nt5pring a0fa26c2f79fd4e0f3f25b3fcb7aa02bb0194b34f13aa8d721b114432a00b05a.bin.exe File created C:\Users\Admin\Pictures\SkipClose.tif.Sil3nt5pring a0fa26c2f79fd4e0f3f25b3fcb7aa02bb0194b34f13aa8d721b114432a00b05a.bin.exe File created C:\Users\Admin\Pictures\StepRead.tiff.Sil3nt5pring a0fa26c2f79fd4e0f3f25b3fcb7aa02bb0194b34f13aa8d721b114432a00b05a.bin.exe File created C:\Users\Admin\Pictures\UnblockFind.png.Sil3nt5pring a0fa26c2f79fd4e0f3f25b3fcb7aa02bb0194b34f13aa8d721b114432a00b05a.bin.exe File created C:\Users\Admin\Pictures\ImportComplete.png.Sil3nt5pring a0fa26c2f79fd4e0f3f25b3fcb7aa02bb0194b34f13aa8d721b114432a00b05a.bin.exe File created C:\Users\Admin\Pictures\RequestResize.png.Sil3nt5pring a0fa26c2f79fd4e0f3f25b3fcb7aa02bb0194b34f13aa8d721b114432a00b05a.bin.exe File created C:\Users\Admin\Pictures\SelectRestore.tif.Sil3nt5pring a0fa26c2f79fd4e0f3f25b3fcb7aa02bb0194b34f13aa8d721b114432a00b05a.bin.exe -
Drops file in Program Files directory 8 IoCs
Processes:
a0fa26c2f79fd4e0f3f25b3fcb7aa02bb0194b34f13aa8d721b114432a00b05a.bin.exedescription ioc process File created C:\Program Files\PushSelect.tiff.Sil3nt5pring a0fa26c2f79fd4e0f3f25b3fcb7aa02bb0194b34f13aa8d721b114432a00b05a.bin.exe File created C:\Program Files\ResetShow.dotm.Sil3nt5pring a0fa26c2f79fd4e0f3f25b3fcb7aa02bb0194b34f13aa8d721b114432a00b05a.bin.exe File created C:\Program Files\ShowRemove.gif.Sil3nt5pring a0fa26c2f79fd4e0f3f25b3fcb7aa02bb0194b34f13aa8d721b114432a00b05a.bin.exe File created C:\Program Files\StartPublish.potm.Sil3nt5pring a0fa26c2f79fd4e0f3f25b3fcb7aa02bb0194b34f13aa8d721b114432a00b05a.bin.exe File created C:\Program Files\UnpublishGroup.sql.Sil3nt5pring a0fa26c2f79fd4e0f3f25b3fcb7aa02bb0194b34f13aa8d721b114432a00b05a.bin.exe File created C:\Program Files\DisconnectPing.txt.Sil3nt5pring a0fa26c2f79fd4e0f3f25b3fcb7aa02bb0194b34f13aa8d721b114432a00b05a.bin.exe File created C:\Program Files\EnterResize.bmp.Sil3nt5pring a0fa26c2f79fd4e0f3f25b3fcb7aa02bb0194b34f13aa8d721b114432a00b05a.bin.exe File created C:\Program Files\GrantPush.avi.Sil3nt5pring a0fa26c2f79fd4e0f3f25b3fcb7aa02bb0194b34f13aa8d721b114432a00b05a.bin.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
a0fa26c2f79fd4e0f3f25b3fcb7aa02bb0194b34f13aa8d721b114432a00b05a.bin.exedescription pid process target process PID 1464 wrote to memory of 1508 1464 a0fa26c2f79fd4e0f3f25b3fcb7aa02bb0194b34f13aa8d721b114432a00b05a.bin.exe cmd.exe PID 1464 wrote to memory of 1508 1464 a0fa26c2f79fd4e0f3f25b3fcb7aa02bb0194b34f13aa8d721b114432a00b05a.bin.exe cmd.exe PID 1464 wrote to memory of 1508 1464 a0fa26c2f79fd4e0f3f25b3fcb7aa02bb0194b34f13aa8d721b114432a00b05a.bin.exe cmd.exe PID 1464 wrote to memory of 1508 1464 a0fa26c2f79fd4e0f3f25b3fcb7aa02bb0194b34f13aa8d721b114432a00b05a.bin.exe cmd.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a0fa26c2f79fd4e0f3f25b3fcb7aa02bb0194b34f13aa8d721b114432a00b05a.bin.exe"C:\Users\Admin\AppData\Local\Temp\a0fa26c2f79fd4e0f3f25b3fcb7aa02bb0194b34f13aa8d721b114432a00b05a.bin.exe"1⤵
- Modifies extensions of user files
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c pause2⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/1508-0-0x0000000000000000-mapping.dmp