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Analysis
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max time kernel
90s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
28/10/2022, 19:41
Static task
static1
Behavioral task
behavioral1
Sample
a6b1d10c312b7cef28f9956566c93410b8b91db966b7188290b4cf7fb5ec0c27.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
a6b1d10c312b7cef28f9956566c93410b8b91db966b7188290b4cf7fb5ec0c27.exe
Resource
win10v2004-20220901-en
General
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Target
a6b1d10c312b7cef28f9956566c93410b8b91db966b7188290b4cf7fb5ec0c27.exe
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Size
3.3MB
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MD5
63f06729e6457ce47ff718bc103d7750
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SHA1
ad86c7fa5df1b5cbbf5c7e97e3d1e4b0b5d28ac2
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SHA256
a6b1d10c312b7cef28f9956566c93410b8b91db966b7188290b4cf7fb5ec0c27
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SHA512
6b2d1a5632a83f87d7109fb1ab69d98440dd03cb352b4345ca1e01b9837e79526271bc37e1be0fc252f82c18b19a5df432bed074d32d3731d2f47344946e9ebd
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SSDEEP
49152:ksX/89pHchWUIYNO8IWhU4OA7I3yUSR7v07pmPoTAIA9ktw3suwtTgX7IqnLwcXL:DX/qHwWPYA8IWh3mSRApLAgxuwe0LUKY
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 4976 PicEdit.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation a6b1d10c312b7cef28f9956566c93410b8b91db966b7188290b4cf7fb5ec0c27.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3444 wrote to memory of 4976 3444 a6b1d10c312b7cef28f9956566c93410b8b91db966b7188290b4cf7fb5ec0c27.exe 82 PID 3444 wrote to memory of 4976 3444 a6b1d10c312b7cef28f9956566c93410b8b91db966b7188290b4cf7fb5ec0c27.exe 82 PID 3444 wrote to memory of 4976 3444 a6b1d10c312b7cef28f9956566c93410b8b91db966b7188290b4cf7fb5ec0c27.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\a6b1d10c312b7cef28f9956566c93410b8b91db966b7188290b4cf7fb5ec0c27.exe"C:\Users\Admin\AppData\Local\Temp\a6b1d10c312b7cef28f9956566c93410b8b91db966b7188290b4cf7fb5ec0c27.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3444 -
C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\PicEdit.exe"C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\PicEdit.exe"2⤵
- Executes dropped EXE
PID:4976
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
319KB
MD5860a6b6fa1dcce7250bd15c2e504e069
SHA1d12d015c7cce8a791581fcd1c4a2ed921c007dc3
SHA256b912ec5511e72ecfa4aa6328705db68521fce909120052c4112fbe09427930ed
SHA512e5680657a854067051259780ef0a808e4ac0886b8024130ac72d7bd0935542c0e5058ca0c175a4011b9c493552c7968fcadf6a809e7836ee7a7c54e4a1850bff
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Filesize
4.8MB
MD58a76f2a274f646b19b2ecc0495725eaa
SHA11ef698981a1808aca9c5806a1745fc04c4816b66
SHA2567cb322bdcf07f1e12e9a83076466ba57157b21c5886b8070574e5ac1a7d34b22
SHA512a8a447a0c39aff887995a797fff51db8e0813ccec444aa78d64311f888d8d8b5c360ac3cbb557e6fdfd14db63afea1adf4f12a8092e4fa573e2c6c9f21661c65
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Filesize
4.8MB
MD58a76f2a274f646b19b2ecc0495725eaa
SHA11ef698981a1808aca9c5806a1745fc04c4816b66
SHA2567cb322bdcf07f1e12e9a83076466ba57157b21c5886b8070574e5ac1a7d34b22
SHA512a8a447a0c39aff887995a797fff51db8e0813ccec444aa78d64311f888d8d8b5c360ac3cbb557e6fdfd14db63afea1adf4f12a8092e4fa573e2c6c9f21661c65