8beb92a6f2e2a9c7245de0d996e68c4de4d6f555cdd85bed4fd8ccc4f158045f

Analysis

max time kernel
143s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
02/08/2023, 07:28

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Shipment document.exe
Size

664KB
MD5

a8cd4eaa803c78d7d60de36ddea14cca
SHA1

c5a605e276de95ece9098f8effd28d54aaf41edc
SHA256

3a04516d71e6a24f0f20da46230239ca177e6c1d76cb887948344694e2a376a4
SHA512

91a063a80bb01cfdc44edd48c8959eed1439709bac69fbab05b3157e5186062cfd8e15752c29812dc0fb8cf21cb1cd2f216b938ac09e7d4ec4c06a5e33969f47
SSDEEP

12288:3g7JduIEEnU6ANYZZQkyVy55elgBrjwt1GyR07zjzMxsFleptgRCtQoHb9HBENmC:3g7yIEtpYLQq5omwtQoKz7F+iRCmoxwh

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wSStSI = "C:\\Users\\Admin\\AppData\\Roaming\\wSStSI\\wSStSI.exe"	MSBuild.exe

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
53	api.ipify.org
52	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3968 set thread context of 3464	3968	Shipment document.exe	103

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
2748	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3968	Shipment document.exe
3968	Shipment document.exe
3464	MSBuild.exe
3464	MSBuild.exe
5064	powershell.exe
5064	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3968	Shipment document.exe
Token: SeDebugPrivilege	3464	MSBuild.exe
Token: SeDebugPrivilege	5064	powershell.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 3968 wrote to memory of 5064	3968	Shipment document.exe	99
PID 3968 wrote to memory of 5064	3968	Shipment document.exe	99
PID 3968 wrote to memory of 5064	3968	Shipment document.exe	99
PID 3968 wrote to memory of 2748	3968	Shipment document.exe	101
PID 3968 wrote to memory of 2748	3968	Shipment document.exe	101
PID 3968 wrote to memory of 2748	3968	Shipment document.exe	101
PID 3968 wrote to memory of 3464	3968	Shipment document.exe	103
PID 3968 wrote to memory of 3464	3968	Shipment document.exe	103
PID 3968 wrote to memory of 3464	3968	Shipment document.exe	103
PID 3968 wrote to memory of 3464	3968	Shipment document.exe	103
PID 3968 wrote to memory of 3464	3968	Shipment document.exe	103
PID 3968 wrote to memory of 3464	3968	Shipment document.exe	103
PID 3968 wrote to memory of 3464	3968	Shipment document.exe	103
PID 3968 wrote to memory of 3464	3968	Shipment document.exe	103

C:\Users\Admin\AppData\Local\Temp\Shipment document.exe
"C:\Users\Admin\AppData\Local\Temp\Shipment document.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3968
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\JgThWkWBNlCuk.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:5064
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\JgThWkWBNlCuk" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1661.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2748
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3464

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_svmvpurg.l4x.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp1661.tmp

Filesize
1KB

MD5
ee2e994306c68a420f2c59cb293ef888

SHA1
8fe00744c52bcbaffacda7efa38408decbe3d18a

SHA256
3d6c793eef58a452228219a6d0c3f79cd0e63183481a2dadfbf6aa5c44ff6f60

SHA512
8aa0f1c75b374707eebfddaf0d0fb87fea78758a4d7de5c99ce03c1140bbf2a12cb6061d4344366992e58d70334b864fc3b81c73502fa61d69bea790a053a8ae

Download Submit
memory/3464-199-0x0000000004F70000-0x0000000004F80000-memory.dmp

Filesize
64KB

Download
memory/3464-198-0x0000000074770000-0x0000000074F20000-memory.dmp

Filesize
7.7MB

Download
memory/3464-191-0x00000000063A0000-0x00000000063F0000-memory.dmp

Filesize
320KB

Download
memory/3464-159-0x0000000004F80000-0x0000000004FE6000-memory.dmp

Filesize
408KB

Download
memory/3464-158-0x0000000004F70000-0x0000000004F80000-memory.dmp

Filesize
64KB

Download
memory/3464-156-0x0000000074770000-0x0000000074F20000-memory.dmp

Filesize
7.7MB

Download
memory/3464-154-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3968-143-0x0000000009310000-0x00000000093AC000-memory.dmp

Filesize
624KB

Download
memory/3968-138-0x0000000005190000-0x000000000519A000-memory.dmp

Filesize
40KB

Download
memory/3968-134-0x00000000005A0000-0x000000000064C000-memory.dmp

Filesize
688KB

Download
memory/3968-135-0x0000000005510000-0x0000000005AB4000-memory.dmp

Filesize
5.6MB

Download
memory/3968-136-0x0000000005000000-0x0000000005092000-memory.dmp

Filesize
584KB

Download
memory/3968-133-0x0000000074770000-0x0000000074F20000-memory.dmp

Filesize
7.7MB

Download
memory/3968-142-0x0000000005220000-0x0000000005230000-memory.dmp

Filesize
64KB

Download
memory/3968-137-0x0000000005220000-0x0000000005230000-memory.dmp

Filesize
64KB

Download
memory/3968-141-0x0000000074770000-0x0000000074F20000-memory.dmp

Filesize
7.7MB

Download
memory/3968-140-0x00000000069E0000-0x0000000006A02000-memory.dmp

Filesize
136KB

Download
memory/3968-157-0x0000000074770000-0x0000000074F20000-memory.dmp

Filesize
7.7MB

Download
memory/3968-139-0x0000000006990000-0x00000000069A2000-memory.dmp

Filesize
72KB

Download
memory/5064-172-0x000000007F6D0000-0x000000007F6E0000-memory.dmp

Filesize
64KB

Download
memory/5064-187-0x0000000007AA0000-0x0000000007AAA000-memory.dmp

Filesize
40KB

Download
memory/5064-160-0x00000000057E0000-0x0000000005846000-memory.dmp

Filesize
408KB

Download
memory/5064-170-0x0000000006730000-0x000000000674E000-memory.dmp

Filesize
120KB

Download
memory/5064-171-0x00000000055C0000-0x00000000055D0000-memory.dmp

Filesize
64KB

Download
memory/5064-150-0x00000000055C0000-0x00000000055D0000-memory.dmp

Filesize
64KB

Download
memory/5064-173-0x0000000007710000-0x0000000007742000-memory.dmp

Filesize
200KB

Download
memory/5064-174-0x00000000703F0000-0x000000007043C000-memory.dmp

Filesize
304KB

Download
memory/5064-184-0x0000000006CE0000-0x0000000006CFE000-memory.dmp

Filesize
120KB

Download
memory/5064-185-0x0000000008080000-0x00000000086FA000-memory.dmp

Filesize
6.5MB

Download
memory/5064-186-0x0000000007A30000-0x0000000007A4A000-memory.dmp

Filesize
104KB

Download
memory/5064-153-0x0000000005C00000-0x0000000006228000-memory.dmp

Filesize
6.2MB

Download
memory/5064-189-0x0000000007CB0000-0x0000000007D46000-memory.dmp

Filesize
600KB

Download
memory/5064-190-0x0000000007C60000-0x0000000007C6E000-memory.dmp

Filesize
56KB

Download
memory/5064-151-0x00000000055C0000-0x00000000055D0000-memory.dmp

Filesize
64KB

Download
memory/5064-192-0x0000000007D70000-0x0000000007D8A000-memory.dmp

Filesize
104KB

Download
memory/5064-193-0x0000000007D50000-0x0000000007D58000-memory.dmp

Filesize
32KB

Download
memory/5064-194-0x0000000074770000-0x0000000074F20000-memory.dmp

Filesize
7.7MB

Download
memory/5064-197-0x0000000074770000-0x0000000074F20000-memory.dmp

Filesize
7.7MB

Download
memory/5064-149-0x0000000074770000-0x0000000074F20000-memory.dmp

Filesize
7.7MB

Download
memory/5064-148-0x0000000002DE0000-0x0000000002E16000-memory.dmp

Filesize
216KB

Download