Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
28/05/2024, 16:32
Static task
static1
Behavioral task
behavioral1
Sample
virussign.com_5d049dc061483a053d31349dda6ce4a0.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
virussign.com_5d049dc061483a053d31349dda6ce4a0.exe
Resource
win10v2004-20240508-en
General
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Target
virussign.com_5d049dc061483a053d31349dda6ce4a0.exe
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Size
58KB
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MD5
5d049dc061483a053d31349dda6ce4a0
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SHA1
ff81ad577ac388542e87000829e425ea3e23e22e
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SHA256
2e7e2b430145b75f8c2c28dd0db907019a5d278ce488cc82ccf875433df33c48
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SHA512
e00b2c5df4ceb5091572e7a739d67c0ccaffe4ce8b1ace96c5061fb327c68e3a8daed85baac045f3a12bdc826cfaca0494d00f94fca714a85bd84f180180c0a6
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SSDEEP
768:9qSqC8+N5ozQQRncwxWmNXMX3cX8wtgtzpAXpX8/X/7CUrfbtSqkl:9rqfzQQRamN8835mv7CUroqkl
Malware Config
Extracted
Protocol: ftp- Host:
ftp.tripod.com - Port:
21 - Username:
onthelinux - Password:
741852abc
Signatures
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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-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation virussign.com_5d049dc061483a053d31349dda6ce4a0.exe -
Executes dropped EXE 1 IoCs
pid Process 4500 jusched.exe -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files (x86)\15791184\jusched.exe virussign.com_5d049dc061483a053d31349dda6ce4a0.exe File created C:\Program Files (x86)\15791184\15791184 virussign.com_5d049dc061483a053d31349dda6ce4a0.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe 4500 jusched.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2308 wrote to memory of 4500 2308 virussign.com_5d049dc061483a053d31349dda6ce4a0.exe 95 PID 2308 wrote to memory of 4500 2308 virussign.com_5d049dc061483a053d31349dda6ce4a0.exe 95 PID 2308 wrote to memory of 4500 2308 virussign.com_5d049dc061483a053d31349dda6ce4a0.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\virussign.com_5d049dc061483a053d31349dda6ce4a0.exe"C:\Users\Admin\AppData\Local\Temp\virussign.com_5d049dc061483a053d31349dda6ce4a0.exe"1⤵
- Checks computer location settings
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:2308 -
C:\Program Files (x86)\15791184\jusched.exe"C:\Program Files (x86)\15791184\jusched.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:4500
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
13B
MD5f253efe302d32ab264a76e0ce65be769
SHA1768685ca582abd0af2fbb57ca37752aa98c9372b
SHA25649dca65f362fee401292ed7ada96f96295eab1e589c52e4e66bf4aedda715fdd
SHA5121990d20b462406bbadb22ba43f1ed9d0db6b250881d4ac89ad8cf6e43ca92b2fd31c3a15be1e6e149e42fdb46e58122c15bc7869a82c9490656c80df69fa77c4
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Filesize
58KB
MD5576b2e3438704f6e2969b29fd67b78f5
SHA15cd4ff94aade9b4dba5f802a14fa8b3b9984fe69
SHA2568bc97a9b4ec0f1deaee1a3af58d825b39a4c4e73f4a4b2d43baad69e84038021
SHA512baca01c61b50733ddc32ff8802e5b0db7c49ccb148538c488202728da4086d843cf08afa61c9786237ff3412d020f669b088dc681fca9a08c0fc9eac72e2d2c1