Analysis
-
max time kernel
141s -
max time network
158s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
23-05-2024 02:03
Static task
static1
Behavioral task
behavioral1
Sample
PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exe
Resource
win10v2004-20240226-en
General
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Target
PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exe
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Size
876KB
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MD5
ef371eec27b49ddba4332cda7f5c3738
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SHA1
6a7568498c09068e845c3341ea34d2ef8cb9eb15
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SHA256
2e927bdc3e5bd50e16ec9b7c94a48a9bd6baf129728b8171e2f14f452ca476f7
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SHA512
bd2d21126aafd328d3e48abd228cc0e1896b8a5e903ae3528f53bc3850f2c0e42262415978e0ac97395248fcb8a1627713956073544e2eae93c2b89a2f54814d
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SSDEEP
12288:J7EhaAryXcd/C5gsunYMHag+30SypS41zBb9YfRcoIcvi7ZNeP71zjsxiY0LWxyi:XdMagsuV6lUL19+c0eWxz5Y0SxgUAq
Malware Config
Extracted
Protocol: ftp- Host:
ftp.nwac.com.ng - Port:
21 - Username:
[email protected] - Password:
Foundation+111
Extracted
agenttesla
Protocol: ftp- Host:
ftp://ftp.nwac.com.ng - Port:
21 - Username:
[email protected] - Password:
Foundation+111
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
Processes:
powershell.exepowershell.exepid process 2636 powershell.exe 404 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exe -
Uses the VBS compiler for execution 1 TTPs
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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
vbc.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hWgMNz = "C:\\Users\\Admin\\AppData\\Roaming\\hWgMNz\\hWgMNz.exe" vbc.exe -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 48 api.ipify.org 49 api.ipify.org 51 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
Processes:
PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exedescription pid process target process PID 4664 set thread context of 2336 4664 PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exe vbc.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 19 IoCs
Processes:
PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exevbc.exepowershell.exepowershell.exepid process 4664 PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exe 4664 PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exe 4664 PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exe 4664 PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exe 4664 PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exe 4664 PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exe 4664 PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exe 4664 PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exe 4664 PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exe 4664 PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exe 2336 vbc.exe 2336 vbc.exe 2336 vbc.exe 2636 powershell.exe 2636 powershell.exe 404 powershell.exe 404 powershell.exe 404 powershell.exe 2636 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exepowershell.exepowershell.exevbc.exedescription pid process Token: SeDebugPrivilege 4664 PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exe Token: SeDebugPrivilege 404 powershell.exe Token: SeDebugPrivilege 2636 powershell.exe Token: SeDebugPrivilege 2336 vbc.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
vbc.exepid process 2336 vbc.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exedescription pid process target process PID 4664 wrote to memory of 2636 4664 PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exe powershell.exe PID 4664 wrote to memory of 2636 4664 PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exe powershell.exe PID 4664 wrote to memory of 2636 4664 PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exe powershell.exe PID 4664 wrote to memory of 404 4664 PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exe powershell.exe PID 4664 wrote to memory of 404 4664 PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exe powershell.exe PID 4664 wrote to memory of 404 4664 PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exe powershell.exe PID 4664 wrote to memory of 4180 4664 PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exe schtasks.exe PID 4664 wrote to memory of 4180 4664 PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exe schtasks.exe PID 4664 wrote to memory of 4180 4664 PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exe schtasks.exe PID 4664 wrote to memory of 2336 4664 PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exe vbc.exe PID 4664 wrote to memory of 2336 4664 PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exe vbc.exe PID 4664 wrote to memory of 2336 4664 PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exe vbc.exe PID 4664 wrote to memory of 2336 4664 PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exe vbc.exe PID 4664 wrote to memory of 2336 4664 PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exe vbc.exe PID 4664 wrote to memory of 2336 4664 PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exe vbc.exe PID 4664 wrote to memory of 2336 4664 PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exe vbc.exe PID 4664 wrote to memory of 2336 4664 PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exe vbc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exe"C:\Users\Admin\AppData\Local\Temp\PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\PO 20567812_PDF Kumaran Industries PVT LTD iGST_eH2mYaM.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\fTaIHxljaWVCs.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fTaIHxljaWVCs" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9DE1.tmp"2⤵
- Creates scheduled task(s)
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4476 --field-trial-handle=2656,i,16940681401824032220,151921362336696246,262144 --variations-seed-version /prefetch:81⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Execution
Command and Scripting Interpreter
1PowerShell
1Scripting
1Scheduled Task/Job
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_z2itxl20.lb5.ps1Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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C:\Users\Admin\AppData\Local\Temp\tmp9DE1.tmpFilesize
1KB
MD58b5eab59fc083e3015fe404a9ea415c1
SHA1a78cc3233294e7999e4603c26030ca41762d2b1b
SHA2566f5afa23a2e4d608144a98ce314c0d2cae94a42d7ee3aeeffd2ce7f7147eb247
SHA5129dcc98b17e658676659d3eb749a06a1e35be3a2e88a3b888ab82614dba1f5920cf0a642e168399d276e81b758a3e5f722611a7004543e90d7feb3ad106e1d142
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memory/404-77-0x0000000007070000-0x000000000708A000-memory.dmpFilesize
104KB
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memory/404-25-0x0000000074D90000-0x0000000075540000-memory.dmpFilesize
7.7MB
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memory/404-86-0x00000000073D0000-0x00000000073E4000-memory.dmpFilesize
80KB
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memory/404-85-0x00000000072E0000-0x00000000072EE000-memory.dmpFilesize
56KB
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memory/404-87-0x0000000007420000-0x000000000743A000-memory.dmpFilesize
104KB
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memory/404-78-0x00000000070E0000-0x00000000070EA000-memory.dmpFilesize
40KB
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memory/404-22-0x0000000074D90000-0x0000000075540000-memory.dmpFilesize
7.7MB
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memory/404-54-0x0000000070AA0000-0x0000000070AEC000-memory.dmpFilesize
304KB
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memory/404-88-0x0000000007410000-0x0000000007418000-memory.dmpFilesize
32KB
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memory/404-24-0x0000000074D90000-0x0000000075540000-memory.dmpFilesize
7.7MB
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memory/404-91-0x0000000074D90000-0x0000000075540000-memory.dmpFilesize
7.7MB
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memory/2336-84-0x0000000006BA0000-0x0000000006BF0000-memory.dmpFilesize
320KB
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memory/2336-26-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/2336-31-0x0000000005700000-0x0000000005766000-memory.dmpFilesize
408KB
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memory/2636-75-0x00000000079D0000-0x0000000007A73000-memory.dmpFilesize
652KB
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memory/2636-21-0x0000000005AB0000-0x00000000060D8000-memory.dmpFilesize
6.2MB
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memory/2636-20-0x0000000074D90000-0x0000000075540000-memory.dmpFilesize
7.7MB
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memory/2636-17-0x0000000074D90000-0x0000000075540000-memory.dmpFilesize
7.7MB
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memory/2636-13-0x0000000002DD0000-0x0000000002E06000-memory.dmpFilesize
216KB
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memory/2636-15-0x0000000074D90000-0x0000000075540000-memory.dmpFilesize
7.7MB
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memory/2636-92-0x0000000074D90000-0x0000000075540000-memory.dmpFilesize
7.7MB
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memory/2636-28-0x00000000056D0000-0x00000000056F2000-memory.dmpFilesize
136KB
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memory/2636-83-0x0000000074D90000-0x0000000075540000-memory.dmpFilesize
7.7MB
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memory/2636-76-0x0000000008100000-0x000000000877A000-memory.dmpFilesize
6.5MB
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memory/2636-30-0x0000000005870000-0x00000000058D6000-memory.dmpFilesize
408KB
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memory/2636-82-0x0000000074D90000-0x0000000075540000-memory.dmpFilesize
7.7MB
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memory/2636-50-0x00000000061A0000-0x00000000064F4000-memory.dmpFilesize
3.3MB
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memory/2636-51-0x00000000067D0000-0x00000000067EE000-memory.dmpFilesize
120KB
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memory/2636-52-0x0000000006860000-0x00000000068AC000-memory.dmpFilesize
304KB
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memory/2636-53-0x0000000006D00000-0x0000000006D32000-memory.dmpFilesize
200KB
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memory/2636-56-0x0000000070AA0000-0x0000000070AEC000-memory.dmpFilesize
304KB
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memory/2636-81-0x0000000007C70000-0x0000000007C81000-memory.dmpFilesize
68KB
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memory/2636-74-0x0000000006CE0000-0x0000000006CFE000-memory.dmpFilesize
120KB
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memory/2636-80-0x0000000007CF0000-0x0000000007D86000-memory.dmpFilesize
600KB
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memory/4664-11-0x0000000074D9E000-0x0000000074D9F000-memory.dmpFilesize
4KB
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memory/4664-8-0x0000000002650000-0x0000000002660000-memory.dmpFilesize
64KB
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memory/4664-7-0x0000000002630000-0x000000000264A000-memory.dmpFilesize
104KB
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memory/4664-0-0x0000000074D9E000-0x0000000074D9F000-memory.dmpFilesize
4KB
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memory/4664-9-0x0000000008AF0000-0x0000000008B74000-memory.dmpFilesize
528KB
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memory/4664-10-0x000000000C0A0000-0x000000000C13C000-memory.dmpFilesize
624KB
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memory/4664-29-0x0000000074D90000-0x0000000075540000-memory.dmpFilesize
7.7MB
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memory/4664-6-0x0000000008790000-0x0000000008832000-memory.dmpFilesize
648KB
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memory/4664-5-0x0000000007140000-0x000000000714A000-memory.dmpFilesize
40KB
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memory/4664-4-0x0000000074D90000-0x0000000075540000-memory.dmpFilesize
7.7MB
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memory/4664-3-0x0000000007160000-0x00000000071F2000-memory.dmpFilesize
584KB
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memory/4664-2-0x0000000007670000-0x0000000007C14000-memory.dmpFilesize
5.6MB
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memory/4664-1-0x00000000001C0000-0x000000000029E000-memory.dmpFilesize
888KB
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memory/4664-12-0x0000000074D90000-0x0000000075540000-memory.dmpFilesize
7.7MB