7572b5b6b1f0ea8e857de568898cf97139c4e5237b835c61fea7d91a6f1155fb

Resubmissions

18/03/2023, 01:01

230318-bddmjsaf776

17/03/2023, 23:06

230317-23cpnacd5t8

Analysis

max time kernel
967s
max time network
970s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
18/03/2023, 01:01

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General

Target
Documents-invoice-plan_032023.exe
Size 1.5MB
Sample230318-bddmjsaf77
SHA256 7572b5b6b1f0ea8e857de568898cf97139c4e5237b835c61fea7d91a6f1155fb
MD5 82acd827f36e29c05e6581558b0d76ca
SHA1 bd43089a78e97b66064b37d72f086f4c042a4c91
SHA512 cdf9077fb0c06a9fc38dc0aa630345adfb65bfb264d03d7b56b0961f02798f8bce49fcfa28fd40671a02e1e385ac0c4c2a3f914b1d0b64a844462be2127b261f
SSDEEP 24576:f/f6OAqD+EoVeQExeVATaXAuQ5x3f3TWH5x:faOAU+M/WH5x
MD5 SHA1 SHA512 SSDEEP

Score

6^/10

Malware Config

Signatures

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
8	ipinfo.io
10	ipinfo.io

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1944 set thread context of 4580	1944	Documents-invoice-plan_032023.exe	85

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 1944 wrote to memory of 4580	1944	Documents-invoice-plan_032023.exe	85
PID 1944 wrote to memory of 4580	1944	Documents-invoice-plan_032023.exe	85
PID 1944 wrote to memory of 4580	1944	Documents-invoice-plan_032023.exe	85
PID 1944 wrote to memory of 4580	1944	Documents-invoice-plan_032023.exe	85
PID 1944 wrote to memory of 4580	1944	Documents-invoice-plan_032023.exe	85
PID 1944 wrote to memory of 4580	1944	Documents-invoice-plan_032023.exe	85
PID 1944 wrote to memory of 4580	1944	Documents-invoice-plan_032023.exe	85
PID 1944 wrote to memory of 4580	1944	Documents-invoice-plan_032023.exe	85
PID 1944 wrote to memory of 4580	1944	Documents-invoice-plan_032023.exe	85
PID 1944 wrote to memory of 4580	1944	Documents-invoice-plan_032023.exe	85
PID 1944 wrote to memory of 4580	1944	Documents-invoice-plan_032023.exe	85
PID 1944 wrote to memory of 4580	1944	Documents-invoice-plan_032023.exe	85
PID 1944 wrote to memory of 4580	1944	Documents-invoice-plan_032023.exe	85
PID 1944 wrote to memory of 4580	1944	Documents-invoice-plan_032023.exe	85
PID 1944 wrote to memory of 4580	1944	Documents-invoice-plan_032023.exe	85
PID 1944 wrote to memory of 4580	1944	Documents-invoice-plan_032023.exe	85
PID 1944 wrote to memory of 4580	1944	Documents-invoice-plan_032023.exe	85
PID 1944 wrote to memory of 4580	1944	Documents-invoice-plan_032023.exe	85
PID 1944 wrote to memory of 4580	1944	Documents-invoice-plan_032023.exe	85
PID 1944 wrote to memory of 4580	1944	Documents-invoice-plan_032023.exe	85
PID 1944 wrote to memory of 4580	1944	Documents-invoice-plan_032023.exe	85
PID 1944 wrote to memory of 4580	1944	Documents-invoice-plan_032023.exe	85
PID 4580 wrote to memory of 4160	4580	Documents-invoice-plan_032023.exe	86
PID 4580 wrote to memory of 4160	4580	Documents-invoice-plan_032023.exe	86
PID 4580 wrote to memory of 4160	4580	Documents-invoice-plan_032023.exe	86
PID 4160 wrote to memory of 3696	4160	cmd.exe	88
PID 4160 wrote to memory of 3696	4160	cmd.exe	88
PID 4160 wrote to memory of 3696	4160	cmd.exe	88

C:\Users\Admin\AppData\Local\Temp\Documents-invoice-plan_032023.exe
"C:\Users\Admin\AppData\Local\Temp\Documents-invoice-plan_032023.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1944
- C:\Users\Admin\AppData\Local\Temp\Documents-invoice-plan_032023.exe
  "C:\Users\Admin\AppData\Local\Temp\Documents-invoice-plan_032023.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4580
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c tzutil /g
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4160
  - - C:\Windows\SysWOW64\tzutil.exe
      tzutil /g
      4⤵
      PID:3696

Network

MITRE ATT&CK Matrix

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Downloads

MsMpEng.exe

Path C:\Users\Admin\AppData\Roaming\MicrosoftSetup\MsMpEng.exe
Size 609B
SHA256 b7c976d1fa85ba016f241e8283343352ec877b1774f5d9b368eeeea3293c8f60
MD5 39a667c0e8fbbe3a485397c3135951fa
SHA1 f0268560c42951ed3b4a35934a6af5de0faf610b
SHA512 20a3b59a67e9962058743ccbcab8c3b85fba9d2b47098a1fa9940416069ee3694889f13f8d034f6c60a5927ea7ac5e11e827f8a4f6717964594c164a4dd403f1
MD5 SHA1 SHA512

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memory/1944-134-0x0000000004960000-0x0000000004A9D000-memory.dmp

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memory/4580-135-0x0000000000400000-0x0000000000545000-memory.dmp

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memory/4580-137-0x0000000000400000-0x0000000000545000-memory.dmp

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memory/4580-138-0x0000000000400000-0x0000000000545000-memory.dmp

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memory/4580-153-0x0000000000400000-0x0000000000545000-memory.dmp

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Resubmissions

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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