Analysis
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max time kernel
157s -
max time network
173s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
31/12/2023, 19:49
Static task
static1
Behavioral task
behavioral1
Sample
3ae6b80dee1f42d945e9d16fefed6d8d.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
3ae6b80dee1f42d945e9d16fefed6d8d.exe
Resource
win10v2004-20231215-en
General
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Target
3ae6b80dee1f42d945e9d16fefed6d8d.exe
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Size
161KB
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MD5
3ae6b80dee1f42d945e9d16fefed6d8d
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SHA1
e52db7f461133ec85045115391c8574864929453
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SHA256
5155b9b87652d05e1b6943c7f28aa0081b472e0456f21f9d087d1d1d65254f25
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SHA512
3f3c64697bdf4a3f78c4e00940daf391e7e237509a4dbd1a7e5af9897ef60978553ceb488860123227c4b561673424d44c6d3b13ccbe51986df8d2ba10111abb
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SSDEEP
3072:hwv/WFu2OIYNV/7Ua+R9cn2o43NzmXvoWDDGKjJWHZQKk9Sth:hwXW8nZ/ocn2oqNy/1hWc
Malware Config
Signatures
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Loads dropped DLL 1 IoCs
pid Process 3464 Explorer.EXE -
Registers COM server for autorun 1 TTPs 3 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000_Classes\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32 3ae6b80dee1f42d945e9d16fefed6d8d.exe Set value (str) \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000_Classes\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32\ThreadingModel = "Both" 3ae6b80dee1f42d945e9d16fefed6d8d.exe Set value (str) \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000_Classes\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\{23a74858-0cf0-ea20-ba10-62ebdc539823}\\n." 3ae6b80dee1f42d945e9d16fefed6d8d.exe -
Unexpected DNS network traffic destination 5 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description ioc Destination IP 83.133.123.20 Destination IP 83.133.123.20 Destination IP 83.133.123.20 Destination IP 83.133.123.20 Destination IP 83.133.123.20 -
Modifies registry class 5 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000_Classes\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32 3ae6b80dee1f42d945e9d16fefed6d8d.exe Set value (str) \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000_Classes\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32\ThreadingModel = "Both" 3ae6b80dee1f42d945e9d16fefed6d8d.exe Set value (str) \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000_Classes\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\{23a74858-0cf0-ea20-ba10-62ebdc539823}\\n." 3ae6b80dee1f42d945e9d16fefed6d8d.exe Key created \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000_Classes\clsid 3ae6b80dee1f42d945e9d16fefed6d8d.exe Key created \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000_Classes\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1} 3ae6b80dee1f42d945e9d16fefed6d8d.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 2784 3ae6b80dee1f42d945e9d16fefed6d8d.exe 2784 3ae6b80dee1f42d945e9d16fefed6d8d.exe 2784 3ae6b80dee1f42d945e9d16fefed6d8d.exe 2784 3ae6b80dee1f42d945e9d16fefed6d8d.exe 2784 3ae6b80dee1f42d945e9d16fefed6d8d.exe 2784 3ae6b80dee1f42d945e9d16fefed6d8d.exe 2784 3ae6b80dee1f42d945e9d16fefed6d8d.exe 2784 3ae6b80dee1f42d945e9d16fefed6d8d.exe 3464 Explorer.EXE 3464 Explorer.EXE -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2784 3ae6b80dee1f42d945e9d16fefed6d8d.exe Token: SeDebugPrivilege 2784 3ae6b80dee1f42d945e9d16fefed6d8d.exe Token: SeDebugPrivilege 2784 3ae6b80dee1f42d945e9d16fefed6d8d.exe Token: SeDebugPrivilege 3464 Explorer.EXE -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 3464 Explorer.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 2784 wrote to memory of 3464 2784 3ae6b80dee1f42d945e9d16fefed6d8d.exe 28 PID 2784 wrote to memory of 3464 2784 3ae6b80dee1f42d945e9d16fefed6d8d.exe 28
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3464 -
C:\Users\Admin\AppData\Local\Temp\3ae6b80dee1f42d945e9d16fefed6d8d.exe"C:\Users\Admin\AppData\Local\Temp\3ae6b80dee1f42d945e9d16fefed6d8d.exe"2⤵
- Registers COM server for autorun
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2784
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
42KB
MD5bfa0c9ec67cd0f1b2dabfc7777aae294
SHA1c15a4686bda91546e4c3abba58530423c40da3dc
SHA256f3a8ac1721abb9068c5c281dafeaebdf3a66f96954c9e882ef71dee9c44bc585
SHA512e2e7b989e17dcf2f0c2b93e53671a6f34230b31b0daa152fd9ec84aa14055b1350960d5dbc7da02a03d4eda7c68f9082f6c8be053ec56c0bed5b2bd0ef38556f