agenttesla | 5275792b7932037efc09ceca0ba190dddea87b6526f9aeafd740bbed9b198860

Analysis

max time kernel
142s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
21/05/2024, 01:31

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General

Target
PURCHASE ORDER.exe
Size 828KB
Sample240521-bxezqaec21
SHA256 25192b6de0b0ec0c8647deee54f87f54c6c122496a601cffbaa9fad85168af62
MD5 8af5abb19bc5fcd7d8e7c7c930707e68
SHA1 bc9724ebbdfc9f248a427c0bbe119a5d144c4fa1
SHA512 7cc597bb80e502eebd872f25f218f63b88ade93c81a5eca97bc960de04ade2e218c7cdb2eaf1fff7b08005cd4ae3846761de62def4cb7d8d3ac816b32c66582e
SSDEEP 12288:OIQWET/mr9K+22BEEzFatnHbcmWSK86jENTkV0E+YfVZScyqg08kfl2aWUnTPea8:QWtb3BEVHC86YTkVVOkfl/beaooN5v8
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

agenttesla execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
us2.smtp.mailhostbox.com
Port
587
Username
[email protected]
Password
Password: D4v_8+edvC?l. .
Email to
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla

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.

execution

PowerShell

T1059.001

pid	Process
5004	powershell.exe
1140	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation	PURCHASE ORDER.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
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

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-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mpTrle = "C:\\Users\\Admin\\AppData\\Roaming\\mpTrle\\mpTrle.exe"	PURCHASE ORDER.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
40	api.ipify.org
41	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5076 set thread context of 1224	5076	PURCHASE ORDER.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
4264	schtasks.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

pid	Process
5076	PURCHASE ORDER.exe
5076	PURCHASE ORDER.exe
5076	PURCHASE ORDER.exe
5004	powershell.exe
5004	powershell.exe
1140	powershell.exe
1140	powershell.exe
5076	PURCHASE ORDER.exe
1224	PURCHASE ORDER.exe
1224	PURCHASE ORDER.exe
1224	PURCHASE ORDER.exe
5004	powershell.exe
1140	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	5076	PURCHASE ORDER.exe
Token: SeDebugPrivilege	5004	powershell.exe
Token: SeDebugPrivilege	1140	powershell.exe
Token: SeDebugPrivilege	1224	PURCHASE ORDER.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 5076 wrote to memory of 5004	5076	PURCHASE ORDER.exe	96
PID 5076 wrote to memory of 5004	5076	PURCHASE ORDER.exe	96
PID 5076 wrote to memory of 5004	5076	PURCHASE ORDER.exe	96
PID 5076 wrote to memory of 1140	5076	PURCHASE ORDER.exe	99
PID 5076 wrote to memory of 1140	5076	PURCHASE ORDER.exe	99
PID 5076 wrote to memory of 1140	5076	PURCHASE ORDER.exe	99
PID 5076 wrote to memory of 4264	5076	PURCHASE ORDER.exe	100
PID 5076 wrote to memory of 4264	5076	PURCHASE ORDER.exe	100
PID 5076 wrote to memory of 4264	5076	PURCHASE ORDER.exe	100
PID 5076 wrote to memory of 1224	5076	PURCHASE ORDER.exe	103
PID 5076 wrote to memory of 1224	5076	PURCHASE ORDER.exe	103
PID 5076 wrote to memory of 1224	5076	PURCHASE ORDER.exe	103
PID 5076 wrote to memory of 1224	5076	PURCHASE ORDER.exe	103
PID 5076 wrote to memory of 1224	5076	PURCHASE ORDER.exe	103
PID 5076 wrote to memory of 1224	5076	PURCHASE ORDER.exe	103
PID 5076 wrote to memory of 1224	5076	PURCHASE ORDER.exe	103
PID 5076 wrote to memory of 1224	5076	PURCHASE ORDER.exe	103

C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER.exe
"C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5076
- 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\PURCHASE ORDER.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:5004
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\gmTKQwj.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1140
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\gmTKQwj" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4E2B.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:4264
- C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER.exe
  "C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1224

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=1328 --field-trial-handle=3060,i,1774866140584649235,8085848018931772189,262144 --variations-seed-version /prefetch:8
1⤵
PID:2788

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

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

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

PURCHASE ORDER.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PURCHASE ORDER.exe.log
Size 1KB
SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
MD5 8ec831f3e3a3f77e4a7b9cd32b48384c
SHA1 d83f09fd87c5bd86e045873c231c14836e76a05c
SHA512 26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
MD5 SHA1 SHA512

Submit Download

powershell.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Size 2KB
SHA256 92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
MD5 968cb9309758126772781b83adb8a28f
SHA1 8da30e71accf186b2ba11da1797cf67f8f78b47c
SHA512 4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
MD5 SHA1 SHA512

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__PSScriptPolicyTest_oforowp5.idm.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_oforowp5.idm.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
MD5 SHA1 SHA512

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tmp4E2B.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmp4E2B.tmp
Size 1KB
SHA256 a4b6dd9fdada23a03e901a5886e3682f4e88617f9abe9ea502c957a4043e68ec
MD5 664ac22556ffcccfa605bd603096f013
SHA1 e49ff33bcf1740ac53655e424a3060f4dd47b1fd
SHA512 64a15fdb5aaea6d7c9376aed1a4bfb25f95606a99295031af90b4e3bf62f964e2a4f006bce59eceb55914c06a59301ab9bf887da52e808d35d753064f447941d
MD5 SHA1 SHA512

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memory/1140-76-0x0000000007320000-0x000000000733A000-memory.dmp

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memory/1140-75-0x0000000007960000-0x0000000007FDA000-memory.dmp

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memory/1140-91-0x0000000074D20000-0x00000000754D0000-memory.dmp

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memory/1140-83-0x0000000007560000-0x0000000007574000-memory.dmp

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memory/1140-24-0x0000000004F20000-0x0000000004F42000-memory.dmp

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memory/1140-81-0x0000000007550000-0x000000000755E000-memory.dmp

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memory/1140-80-0x0000000007520000-0x0000000007531000-memory.dmp

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memory/1140-78-0x00000000075A0000-0x0000000007636000-memory.dmp

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memory/1140-77-0x0000000007390000-0x000000000739A000-memory.dmp

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memory/1140-25-0x0000000005790000-0x00000000057F6000-memory.dmp

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memory/1140-73-0x00000000065F0000-0x000000000660E000-memory.dmp

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memory/1140-53-0x00000000713F0000-0x000000007143C000-memory.dmp

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memory/1140-20-0x0000000074D20000-0x00000000754D0000-memory.dmp

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memory/1140-21-0x0000000074D20000-0x00000000754D0000-memory.dmp

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memory/1140-52-0x0000000006FF0000-0x0000000007022000-memory.dmp

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memory/1140-23-0x0000000074D20000-0x00000000754D0000-memory.dmp

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memory/1224-82-0x0000000006ED0000-0x0000000006F20000-memory.dmp

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memory/1224-27-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/5004-19-0x0000000004CD0000-0x00000000052F8000-memory.dmp

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memory/5004-15-0x0000000000CB0000-0x0000000000CE6000-memory.dmp

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memory/5004-48-0x0000000005470000-0x00000000057C4000-memory.dmp

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memory/5004-90-0x0000000074D20000-0x00000000754D0000-memory.dmp

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memory/5004-85-0x00000000070A0000-0x00000000070A8000-memory.dmp

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memory/5004-84-0x00000000070C0000-0x00000000070DA000-memory.dmp

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memory/5004-50-0x0000000005A70000-0x0000000005A8E000-memory.dmp

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memory/5004-51-0x0000000005F70000-0x0000000005FBC000-memory.dmp

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memory/5004-16-0x0000000074D20000-0x00000000754D0000-memory.dmp

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memory/5004-26-0x0000000005400000-0x0000000005466000-memory.dmp

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memory/5004-54-0x00000000713F0000-0x000000007143C000-memory.dmp

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memory/5004-18-0x0000000074D20000-0x00000000754D0000-memory.dmp

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memory/5004-74-0x0000000006C70000-0x0000000006D13000-memory.dmp

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memory/5076-8-0x0000000005660000-0x0000000005670000-memory.dmp

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memory/5076-0-0x0000000074D2E000-0x0000000074D2F000-memory.dmp

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memory/5076-4-0x0000000074D20000-0x00000000754D0000-memory.dmp

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memory/5076-13-0x0000000074D2E000-0x0000000074D2F000-memory.dmp

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memory/5076-10-0x0000000010BF0000-0x0000000010C8C000-memory.dmp

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memory/5076-9-0x0000000002A40000-0x0000000002AC2000-memory.dmp

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memory/5076-3-0x0000000005230000-0x00000000052C2000-memory.dmp

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memory/5076-7-0x0000000005220000-0x000000000522C000-memory.dmp

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memory/5076-49-0x0000000074D20000-0x00000000754D0000-memory.dmp

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memory/5076-2-0x0000000005740000-0x0000000005CE4000-memory.dmp

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memory/5076-1-0x00000000006F0000-0x00000000007C4000-memory.dmp

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memory/5076-6-0x0000000005710000-0x0000000005732000-memory.dmp

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memory/5076-5-0x00000000051E0000-0x00000000051EA000-memory.dmp

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