d257ccb871f76dc160811fcfce87770bbced5aa97dbcb7c7912ebbccd353fca4

Resubmissions

17/05/2024, 18:01

240517-wlx2dabf85 10

17/05/2024, 17:59

240517-wk1e4sbe9x 10

Analysis

max time kernel
452s
max time network
490s
platform
windows11-21h2_x64
resource
win11-20240426-en
resource tags

arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
submitted
17/05/2024, 17:59

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General

Target

Setup/Office Installer+ x86.exe
Size

9.0MB
MD5

bb47521d553de207b420f7a16dddf152
SHA1

ed2fb53becb4b161d58bd90ea42211751bc36c78
SHA256

167fb686a8182b4380c699306a3c533eb3c264665925ad086329a752e0b2bde1
SHA512

e0cda4ddccc70b9791a74b27a3c2b3453cbfa1d2a7e78fdb44c3150e90dea061b324e6b76e56a8ef6af7268516fbc97ee278e870b720a4a08887576b09b52801
SSDEEP

196608:G73STvxTfg6AiQBhyQbEAkZQdnkW9AVSGfGIJXvaI6HMaJTtGb:G73ATfzyyu4JfdJX

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	4232	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
4232	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
4232	powershell.exe
4232	powershell.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2028	Office Installer+ x86.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4232	powershell.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2028 wrote to memory of 3476	2028	Office Installer+ x86.exe	80
PID 2028 wrote to memory of 3476	2028	Office Installer+ x86.exe	80
PID 2028 wrote to memory of 3476	2028	Office Installer+ x86.exe	80
PID 2028 wrote to memory of 4232	2028	Office Installer+ x86.exe	82
PID 2028 wrote to memory of 4232	2028	Office Installer+ x86.exe	82
PID 2028 wrote to memory of 4232	2028	Office Installer+ x86.exe	82

C:\Users\Admin\AppData\Local\Temp\Setup\Office Installer+ x86.exe
"C:\Users\Admin\AppData\Local\Temp\Setup\Office Installer+ x86.exe"
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:2028
- C:\Windows\SysWOW64\reg.exe
  "reg.exe" add "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows Script Host\Settings" /v "Enabled" /t REG_DWORD /d 1 /f
  2⤵
  PID:3476
- C:\Windows\SysWOW64\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:4232

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_gkzulsh1.zhl.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
028389dd833ca78bfc8e9e10b978ced8

SHA1
7691fb72b4af44ba01d553caa301b3fe1936c304

SHA256
16f19e1dad900af1cdb630401825416399ea6438e29384d5fa9348e0743c9ec6

SHA512
8fb363b6096a972935cda152983b214841b467f2ded074ff6b764dfe4940356d734e751c5863fbd3f6dbb411aa5103283281e786103f4cd2cd65ea5e894f7c4b

Download Submit
memory/4232-7-0x0000000004DF0000-0x0000000004E12000-memory.dmp

Filesize
136KB

Download
memory/4232-19-0x0000000005850000-0x0000000005BA7000-memory.dmp

Filesize
3.3MB

Download
memory/4232-3-0x0000000073BCE000-0x0000000073BCF000-memory.dmp

Filesize
4KB

Download
memory/4232-9-0x00000000057E0000-0x0000000005846000-memory.dmp

Filesize
408KB

Download
memory/4232-8-0x0000000005090000-0x00000000050F6000-memory.dmp

Filesize
408KB

Download
memory/4232-10-0x0000000073BC0000-0x0000000074371000-memory.dmp

Filesize
7.7MB

Download
memory/4232-6-0x0000000005140000-0x000000000576A000-memory.dmp

Filesize
6.2MB

Download
memory/4232-5-0x0000000073BC0000-0x0000000074371000-memory.dmp

Filesize
7.7MB

Download
memory/4232-20-0x0000000005C90000-0x0000000005CAE000-memory.dmp

Filesize
120KB

Download
memory/4232-21-0x0000000005CB0000-0x0000000005CFC000-memory.dmp

Filesize
304KB

Download
memory/4232-22-0x00000000072F0000-0x000000000796A000-memory.dmp

Filesize
6.5MB

Download
memory/4232-23-0x00000000061A0000-0x00000000061BA000-memory.dmp

Filesize
104KB

Download
memory/4232-27-0x0000000073BC0000-0x0000000074371000-memory.dmp

Filesize
7.7MB

Download
memory/4232-4-0x00000000027A0000-0x00000000027D6000-memory.dmp

Filesize
216KB

Download