d257ccb871f76dc160811fcfce87770bbced5aa97dbcb7c7912ebbccd353fca4

Resubmissions

17/05/2024, 18:01

240517-wlx2dabf85 10

17/05/2024, 17:59

240517-wk1e4sbe9x 10

Analysis

max time kernel
455s
max time network
459s
platform
windows11-21h2_x64
resource
win11-20240508-en
resource tags

arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
submitted
17/05/2024, 18:01

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General

Target

Setup/Office Installer.exe
Size

9.6MB
MD5

d43cb14713d0b1b610edbd6396ebedfc
SHA1

30942a567ba57fb984f56b5e37ec829e5afb5417
SHA256

897c40d0bb5a97d188c358b378546da7bad799f97cfdb5af1bcd9661472ad859
SHA512

7cdb7f6e5c021d668b4c43b25374e2a5938ec59d975a7484e49ccef8e4cb9263e4562a0421c4a63fbfa38211cc7d090d018bd3e0d9bc1912474fa67aa70f993f
SSDEEP

196608:DKepgxe27i5t0xgE9Sg6AiQBhyQbEAkZQdnkW9AVSGfGIJXZaI6HMaJTtGb:DKepgxeWxxZSzyyu4JfdJX

Score

10^/10

execution

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

exe.dropper

https://mrodevicemgr.officeapps.live.com/mrodevicemgrsvc/api/v2/C2RReleaseData

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
2	3632	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
3632	powershell.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3632	powershell.exe
3632	powershell.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
5032	Office Installer.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3632	powershell.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 5032 wrote to memory of 992	5032	Office Installer.exe	79
PID 5032 wrote to memory of 992	5032	Office Installer.exe	79
PID 5032 wrote to memory of 3632	5032	Office Installer.exe	81
PID 5032 wrote to memory of 3632	5032	Office Installer.exe	81

C:\Users\Admin\AppData\Local\Temp\Setup\Office Installer.exe
"C:\Users\Admin\AppData\Local\Temp\Setup\Office Installer.exe"
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:5032
- C:\Windows\SYSTEM32\reg.exe
  "reg.exe" add "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows Script Host\Settings" /v "Enabled" /t REG_DWORD /d 1 /f
  2⤵
  PID:992
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell" -nop -command "& { (New-Object Net.WebClient).DownloadFile('https://mrodevicemgr.officeapps.live.com/mrodevicemgrsvc/api/v2/C2RReleaseData', 'C:\Users\Admin\AppData\Local\Temp\files\ver.txt') }"
  2⤵
  - Blocklisted process makes network request
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3632

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_m2iizhin.pot.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\files\ver.txt

Filesize
56KB

MD5
72ff5e8a536656b7b2188cdc1089fbfc

SHA1
af80fc7c105c4ff9f1dc600dfc28fca4a091e181

SHA256
f8b2df8036f9fd4189774b42c1d954659f56c4ec152e2d807ab75d5993236a93

SHA512
e7110a13f119b52cf84a5376a436f2c5167c29e5d9e1f35e9e32c30c416e63f16c477f0ca78e937411d41d6a04b9810be85eeba303aac2ddcd29a8fb2cfb625d

Download Submit
memory/3632-3-0x00007FFB09DA3000-0x00007FFB09DA5000-memory.dmp

Filesize
8KB

Download
memory/3632-12-0x00007FFB09DA0000-0x00007FFB0A862000-memory.dmp

Filesize
10.8MB

Download
memory/3632-13-0x000001D66FBC0000-0x000001D66FBE2000-memory.dmp

Filesize
136KB

Download
memory/3632-14-0x00007FFB09DA0000-0x00007FFB0A862000-memory.dmp

Filesize
10.8MB

Download
memory/3632-15-0x00007FFB09DA0000-0x00007FFB0A862000-memory.dmp

Filesize
10.8MB

Download
memory/3632-19-0x00007FFB09DA0000-0x00007FFB0A862000-memory.dmp

Filesize
10.8MB

Download