Analysis
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max time kernel
152s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
24-07-2023 12:39
Static task
static1
Behavioral task
behavioral1
Sample
4a1f597ed9fb89832e1182a9209d9a65453432e7a445e37c99cafd32963e429e_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
4a1f597ed9fb89832e1182a9209d9a65453432e7a445e37c99cafd32963e429e_JC.exe
Resource
win10v2004-20230703-en
General
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Target
4a1f597ed9fb89832e1182a9209d9a65453432e7a445e37c99cafd32963e429e_JC.exe
-
Size
1.8MB
-
MD5
68732e21f497396296e93fb7277add61
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SHA1
1fdec6fc0ab4647491cb163a732d985bf6e75f16
-
SHA256
4a1f597ed9fb89832e1182a9209d9a65453432e7a445e37c99cafd32963e429e
-
SHA512
b3b2deb42b8c1362642ac725f24a3fc59eade40da1bf5e9f2a66e634ab8f7e3ad75a3eee65003be6532b808ad299ec293a9ceae024217a5de68aa41b61134305
-
SSDEEP
49152:ZxP1ZMKdnhkmr5VlkA/azDEPKkb89KTYkr3T6:H1v9ViA/wkg9KTZ3T
Malware Config
Extracted
laplas
http://clipper.guru
-
api_key
0be23a6bec914a7d28f1aae995f036fdba93224093ddb48d02fe43e814862f4e
Extracted
laplas
http://clipper.guru
-
api_key
0be23a6bec914a7d28f1aae995f036fdba93224093ddb48d02fe43e814862f4e
Signatures
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Executes dropped EXE 1 IoCs
pid Process 452 ntlhost.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" 4a1f597ed9fb89832e1182a9209d9a65453432e7a445e37c99cafd32963e429e_JC.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 33 Go-http-client/1.1 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1372 wrote to memory of 452 1372 4a1f597ed9fb89832e1182a9209d9a65453432e7a445e37c99cafd32963e429e_JC.exe 86 PID 1372 wrote to memory of 452 1372 4a1f597ed9fb89832e1182a9209d9a65453432e7a445e37c99cafd32963e429e_JC.exe 86 PID 1372 wrote to memory of 452 1372 4a1f597ed9fb89832e1182a9209d9a65453432e7a445e37c99cafd32963e429e_JC.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\4a1f597ed9fb89832e1182a9209d9a65453432e7a445e37c99cafd32963e429e_JC.exe"C:\Users\Admin\AppData\Local\Temp\4a1f597ed9fb89832e1182a9209d9a65453432e7a445e37c99cafd32963e429e_JC.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1372 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe2⤵
- Executes dropped EXE
PID:452
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
195.7MB
MD55826e776a96f59f6ab7b28f326402950
SHA11ea23924918d15d4b5cd2c6bd6df75b3f1759fb8
SHA2564f808c43ce2df5591c320c9b816813e2dce0660084cb335fe025f0595f67b405
SHA5124bac3725f2fa3eb23d63867da04d252640aea06b1737b134d63267483f6b2428342ce0814a7ba0c5f4f6dc696ee0e46832db831941f4a64ad306af2ed81fb520
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Filesize
205.2MB
MD5f7f951ac57531d5e6e9b87c77b14b168
SHA1714a0d6a6ff58e4897a957d85ed0b64c200a9cdf
SHA256052108d6c322aa506f17938d15759873404ecada443db07a62e488fd75474fc8
SHA5124eaf602f32d3b1b111ac5998c58ac19cff939e1aac2e9a97a9673b7656035e80a270725c3eafed16189077c3e72735bd993ecc9433571ebc589c9e1d087abca7