Analysis
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max time kernel
151s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
22-03-2023 10:00
Static task
static1
Behavioral task
behavioral1
Sample
dcd60ec48ce671c27c2dd6abac75f015e64d5eeb1fdefe9a85bb706e99f2071c.exe
Resource
win10v2004-20230221-en
General
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Target
dcd60ec48ce671c27c2dd6abac75f015e64d5eeb1fdefe9a85bb706e99f2071c.exe
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Size
1.9MB
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MD5
6b4854e6cad19b61eda6eb5e68dcfd80
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SHA1
f9d95d56f4a68a997154b2e9bc7a362cc1a1dc36
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SHA256
dcd60ec48ce671c27c2dd6abac75f015e64d5eeb1fdefe9a85bb706e99f2071c
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SHA512
bd48825e56e677026c6a6f5d6b74b4bd3f42eeacce2e4b9ec47a6e961ecc4ac692aa3e1b640f6f6ab41c4e0b0403bf8e4f098af12ea3f8366650b7e9576263f9
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SSDEEP
49152:ockHSWlipdOYnk04IoVMWPxpCP9I8VYiFFTMQheFE06PXqQ:RkHSWlaOYk9IoVhPxpCP9I8JFFZh3a
Malware Config
Extracted
laplas
http://45.87.154.105
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api_key
1c630872d348a77d04368d542fde4663bc2bcb96f1b909554db3472c08df2767
Signatures
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Executes dropped EXE 1 IoCs
pid Process 3584 ntlhost.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" dcd60ec48ce671c27c2dd6abac75f015e64d5eeb1fdefe9a85bb706e99f2071c.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 38 Go-http-client/1.1 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 368 wrote to memory of 3584 368 dcd60ec48ce671c27c2dd6abac75f015e64d5eeb1fdefe9a85bb706e99f2071c.exe 90 PID 368 wrote to memory of 3584 368 dcd60ec48ce671c27c2dd6abac75f015e64d5eeb1fdefe9a85bb706e99f2071c.exe 90 PID 368 wrote to memory of 3584 368 dcd60ec48ce671c27c2dd6abac75f015e64d5eeb1fdefe9a85bb706e99f2071c.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\dcd60ec48ce671c27c2dd6abac75f015e64d5eeb1fdefe9a85bb706e99f2071c.exe"C:\Users\Admin\AppData\Local\Temp\dcd60ec48ce671c27c2dd6abac75f015e64d5eeb1fdefe9a85bb706e99f2071c.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:368 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe2⤵
- Executes dropped EXE
PID:3584
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
759.9MB
MD536b52fdf6a8e3ff3e68d03d3c909383c
SHA16a324defd57b16812630f5d5a28154e41396bbd5
SHA25665c448b295cd837464cb36993c0b6e62eb1f6baacf4a4835cf8caa6c0ee25d4c
SHA512e22cbdcddca2e8bbb1f667a9a37a461e459aa10ec88b5afc90ed86b05b342a9ecb5accf2a06ee30cfff100dba762b8fe1558eeaa0677877aa9d7fe08cc54ac44
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Filesize
759.9MB
MD536b52fdf6a8e3ff3e68d03d3c909383c
SHA16a324defd57b16812630f5d5a28154e41396bbd5
SHA25665c448b295cd837464cb36993c0b6e62eb1f6baacf4a4835cf8caa6c0ee25d4c
SHA512e22cbdcddca2e8bbb1f667a9a37a461e459aa10ec88b5afc90ed86b05b342a9ecb5accf2a06ee30cfff100dba762b8fe1558eeaa0677877aa9d7fe08cc54ac44