Analysis
- max time kernel
156s - max time network
161s - platform
windows10-2004_x64 - resource
win10v2004-20230915-en - resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system - submitted
23/09/2023, 05:49
Static task
static1
Behavioral task
behavioral1
Sample
dmaster.exe
Resource
win7-20230831-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
dmaster.exe
Resource
win10v2004-20230915-en
2 signatures
150 seconds
General
- Target dmaster.exe
- Size 7.4MB
- Sample230923-gjf8hsfa84
- SHA256 4579c9495bc5a87e378ec69d6e21b77dfa76117f9a611ee78b54138e2cb7652c
- MD5 ba03fdb3763c4ee453bb7af4ad7ba03d
- SHA1 1d9b0ffb3b95df8d7a6db02f0cf55c388aa797d9
- SHA512 bbfc19c8e82d32037a34608338de85718f1c2653b7126cf63121369e8c980d5de460f673b0a4092e476cabaef6bb9c3d4776103af4cf5e380e631a0e741c56b7
- SSDEEP 196608:m155RN0ztDHSbFMuxZYxR100JoUW44FNZMM97jnR+fg:+OLxR11QbNlFR+fg
- MD5 SHA1 SHA512 SSDEEP
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4140 dmaster.tmp - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3648 wrote to memory of 4140 3648 dmaster.exe 86 PID 3648 wrote to memory of 4140 3648 dmaster.exe 86 PID 3648 wrote to memory of 4140 3648 dmaster.exe 86
Processes
-
C:\Users\Admin\AppData\Local\Temp\dmaster.exe"C:\Users\Admin\AppData\Local\Temp\dmaster.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3648 -
C:\Users\Admin\AppData\Local\Temp\is-HO32B.tmp\dmaster.tmp"C:\Users\Admin\AppData\Local\Temp\is-HO32B.tmp\dmaster.tmp" /SL5="$B006C,7346315,121344,C:\Users\Admin\AppData\Local\Temp\dmaster.exe"2⤵
- Executes dropped EXE
PID:4140
-
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\is-HO32B.tmp\dmaster.tmp
- Size 1.1MB
- SHA256 48194401a75913646fa2258830f21e255087ed1b517d18460b1cf0dcc9c414e7
- MD5 70c679ba6d36d9c2e2e53c84593b1c27
- SHA1 94f28bb5c70f138702b9397463756b6c06898874
- SHA512 ee248d370b85bf726bf9ac17ec3abf21b8f45b0528900c92363a7233d1146f8439c40b118b1aeee18a8a90a1a1713f20815d55ce945dea74a8e0846f1b77a4c9
- SSDEEP 24576:CtdAm9DUi/CR3wCkCiRgoG7hBaHkbEXXeG/jFt5lTxyt/b:qqTytRFk6ek1LUb
- MD5 SHA1 SHA512 SSDEEP