613bb088d6d7e0cfb3acf1037adab8eb36ddd2203c3646388a9cfaa7585e2b38

Analysis

max time kernel
91s
max time network
118s
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 15:51

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General

Target

abra.bat
Size

500B
MD5

c7e2ec60b2f5e2d1061e128318cd3f61
SHA1

54b2846e89d35a67698765d0b3920a1f05784bdd
SHA256

613bb088d6d7e0cfb3acf1037adab8eb36ddd2203c3646388a9cfaa7585e2b38
SHA512

8faabdcd2caf1e282ff7e6f5971a60e957ba5355d12a35db4b61b3de0672d9983791f4b05fab5656459733f188eb531749f64632619c9c192c31570b8a523869

Score

1^/10

Malware Config

Signatures

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000_Classes\Local Settings	powershell.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
740	powershell.exe
740	powershell.exe
4252	powershell.exe
4252	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	740	powershell.exe
Token: SeDebugPrivilege	4252	powershell.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2816 wrote to memory of 740	2816	cmd.exe	87
PID 2816 wrote to memory of 740	2816	cmd.exe	87
PID 740 wrote to memory of 3540	740	powershell.exe	89
PID 740 wrote to memory of 3540	740	powershell.exe	89
PID 3540 wrote to memory of 4252	3540	cmd.exe	90
PID 3540 wrote to memory of 4252	3540	cmd.exe	90

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\abra.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:2816
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell -Command "Start-Process -Verb RunAs -FilePath 'C:\Users\Admin\AppData\Local\Temp\abra.bat' -ArgumentList 'am_admin'"
  2⤵
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:740
- - C:\Windows\System32\cmd.exe
    "C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\abra.bat" am_admin
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3540
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -inputformat none -outputformat none -NonInteractive -ExecutionPolicy Bypass -enc QQBkAGQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgACgAWwBTAHkAcwB0AGUAbQAuAEUAbgB2AGkAcgBvAG4AbQBlAG4AdABdADoAOgBHAGUAdABFAG4AdgBpAHIAbwBuAG0AZQBuAHQAVgBhAHIAaQBhAGIAbABlACgAJwBVAFMARQBSAFAAUgBPAEYASQBMAEUAJwApACAAKwAgACcAJwApAA==
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:4252

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
6cf293cb4d80be23433eecf74ddb5503

SHA1
24fe4752df102c2ef492954d6b046cb5512ad408

SHA256
b1f292b6199aa29c7fafbca007e5f9e3f68edcbbca1965bc828cc92dc0f18bb8

SHA512
0f91e2da0da8794b9797c7b50eb5dfd27bde4546ceb6902a776664ce887dd6f12a0dd8773d612ccc76dfd029cd280778a0f0ae17ce679b3d2ffd968dd7e94a00

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
64B

MD5
5caad758326454b5788ec35315c4c304

SHA1
3aef8dba8042662a7fcf97e51047dc636b4d4724

SHA256
83e613b6dc8d70e3bb67c58535e014f58f3e8b2921e93b55137d799fc8c56391

SHA512
4e0d443cf81e2f49829b0a458a08294bf1bdc0e38d3a938fb8274eeb637d9a688b14c7999dd6b86a31fcec839a9e8c1a9611ed0bbae8bd59caa9dba1e8253693

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_xdu1dfhe.kfk.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/740-11-0x000001E74C820000-0x000001E74C830000-memory.dmp

Filesize
64KB

Download
memory/740-12-0x000001E74C820000-0x000001E74C830000-memory.dmp

Filesize
64KB

Download
memory/740-15-0x00007FFBEAD20000-0x00007FFBEB7E1000-memory.dmp

Filesize
10.8MB

Download
memory/740-10-0x00007FFBEAD20000-0x00007FFBEB7E1000-memory.dmp

Filesize
10.8MB

Download
memory/740-9-0x000001E74EA10000-0x000001E74EA32000-memory.dmp

Filesize
136KB

Download
memory/4252-26-0x00007FFBEAD20000-0x00007FFBEB7E1000-memory.dmp

Filesize
10.8MB

Download
memory/4252-27-0x0000023502E40000-0x0000023502E50000-memory.dmp

Filesize
64KB

Download
memory/4252-28-0x0000023502E40000-0x0000023502E50000-memory.dmp

Filesize
64KB

Download
memory/4252-30-0x0000023502E40000-0x0000023502E50000-memory.dmp

Filesize
64KB

Download
memory/4252-32-0x00007FFBEAD20000-0x00007FFBEB7E1000-memory.dmp

Filesize
10.8MB

Download