agenttesla | 4568453d8e6838ec1f2e1dd9cfe87b257aa7bcbebb888c3b3c8c0514afb74b91

Analysis

max time kernel
133s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19-09-2024 11:30

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General

Target

tmp53yzlng1.exe
Size

836KB
MD5

64d78850bcb1730279f0221558cfbf73
SHA1

c7aa58c22c4941eebc0663cedf20d3ec5d0373e4
SHA256

4568453d8e6838ec1f2e1dd9cfe87b257aa7bcbebb888c3b3c8c0514afb74b91
SHA512

54f998f313f80194be851781e8ad76017a0ecb374fc4e5af3b345baa6af913e7b2bc62bd1a9d18f9c842a6247eaebfd41c1b3066e771b6b2fd60539570da2b8e
SSDEEP

12288:eHnH0mNTkTaMg+i0hREhXV+/VSiyMIA22AxE/3v6OD7FP7r9r/+pppppppppppp9:eHxTkuMg+i00biEi/RcovBDZ1q

Score

10^/10

agenttesla credential_access discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.iaa-airferight.com
Port:
587
Username:
[email protected]
Password:
manlikeyou88
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

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
3208	powershell.exe
3172	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-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation	tmp53yzlng1.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1496 set thread context of 4004	1496	tmp53yzlng1.exe	103

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmp53yzlng1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
1840	schtasks.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
1496	tmp53yzlng1.exe
1496	tmp53yzlng1.exe
3172	powershell.exe
3172	powershell.exe
3208	powershell.exe
3208	powershell.exe
1496	tmp53yzlng1.exe
4004	RegSvcs.exe
4004	RegSvcs.exe
4004	RegSvcs.exe
3172	powershell.exe
3208	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1496	tmp53yzlng1.exe
Token: SeDebugPrivilege	3172	powershell.exe
Token: SeDebugPrivilege	3208	powershell.exe
Token: SeDebugPrivilege	4004	RegSvcs.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1496 wrote to memory of 3208	1496	tmp53yzlng1.exe	97
PID 1496 wrote to memory of 3208	1496	tmp53yzlng1.exe	97
PID 1496 wrote to memory of 3208	1496	tmp53yzlng1.exe	97
PID 1496 wrote to memory of 3172	1496	tmp53yzlng1.exe	99
PID 1496 wrote to memory of 3172	1496	tmp53yzlng1.exe	99
PID 1496 wrote to memory of 3172	1496	tmp53yzlng1.exe	99
PID 1496 wrote to memory of 1840	1496	tmp53yzlng1.exe	101
PID 1496 wrote to memory of 1840	1496	tmp53yzlng1.exe	101
PID 1496 wrote to memory of 1840	1496	tmp53yzlng1.exe	101
PID 1496 wrote to memory of 4004	1496	tmp53yzlng1.exe	103
PID 1496 wrote to memory of 4004	1496	tmp53yzlng1.exe	103
PID 1496 wrote to memory of 4004	1496	tmp53yzlng1.exe	103
PID 1496 wrote to memory of 4004	1496	tmp53yzlng1.exe	103
PID 1496 wrote to memory of 4004	1496	tmp53yzlng1.exe	103
PID 1496 wrote to memory of 4004	1496	tmp53yzlng1.exe	103
PID 1496 wrote to memory of 4004	1496	tmp53yzlng1.exe	103
PID 1496 wrote to memory of 4004	1496	tmp53yzlng1.exe	103

C:\Users\Admin\AppData\Local\Temp\tmp53yzlng1.exe
"C:\Users\Admin\AppData\Local\Temp\tmp53yzlng1.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1496
- 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\tmp53yzlng1.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3208
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\SLfjwrYOuWuupJ.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3172
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\SLfjwrYOuWuupJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9517.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1840
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4004

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 --field-trial-handle=4336,i,16316361669272684588,6171287487746154806,262144 --variations-seed-version --mojo-platform-channel-handle=3776 /prefetch:8
1⤵
PID:3832

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

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

Filesize
18KB

MD5
1484ada3447f875d069975104b617131

SHA1
b38804e473829f1d2b58aa1e76da61924c82d981

SHA256
8c624eacfe4b4e812276d87f6e1adf5c9765b8626d96c64c8ba24e1d5cb0d5da

SHA512
e4b6e909ca3de2d4b7997d2a28f0a1fb3b57405f249f299ade68a5f7b7ccda3b4199e2410727ad6e6fb8826cf8b48db4e3bde90a9ad4c09d6f89b711a20e5769

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_x3fkdpzl.ofk.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp9517.tmp

Filesize
1KB

MD5
d264b64f87c136822c9ab1f583fa47fa

SHA1
583404f222aa069402fefdb4af85dfd85c497a9c

SHA256
947dc5905290f4894f3a1ec7cc6ead4c3b2e3abe2ff0d2fb8dc3b83ea7944ef8

SHA512
83678ddea0d8dbbe7b8601d5340d56b50de82b7e5bcf42b7b8c7033d3a78cf78af79655882b2ba06e492cb26756635a1a0152e8773bfa32199fb593d4f67c337

Download Submit
memory/1496-10-0x00000000092B0000-0x000000000934C000-memory.dmp

Filesize
624KB

Download
memory/1496-2-0x00000000056A0000-0x0000000005C44000-memory.dmp

Filesize
5.6MB

Download
memory/1496-6-0x00000000053A0000-0x00000000053B0000-memory.dmp

Filesize
64KB

Download
memory/1496-7-0x00000000744BE000-0x00000000744BF000-memory.dmp

Filesize
4KB

Download
memory/1496-8-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/1496-9-0x0000000006C80000-0x0000000006D02000-memory.dmp

Filesize
520KB

Download
memory/1496-4-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/1496-0-0x00000000744BE000-0x00000000744BF000-memory.dmp

Filesize
4KB

Download
memory/1496-3-0x00000000051D0000-0x0000000005262000-memory.dmp

Filesize
584KB

Download
memory/1496-5-0x0000000005280000-0x000000000528A000-memory.dmp

Filesize
40KB

Download
memory/1496-48-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/1496-1-0x0000000000720000-0x00000000007F6000-memory.dmp

Filesize
856KB

Download
memory/3172-20-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/3172-18-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/3172-69-0x0000000070B80000-0x0000000070BCC000-memory.dmp

Filesize
304KB

Download
memory/3172-19-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/3172-89-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/3208-22-0x0000000005430000-0x0000000005452000-memory.dmp

Filesize
136KB

Download
memory/3208-64-0x0000000007D70000-0x00000000083EA000-memory.dmp

Filesize
6.5MB

Download
memory/3208-23-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/3208-24-0x00000000054E0000-0x0000000005546000-memory.dmp

Filesize
408KB

Download
memory/3208-90-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/3208-26-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/3208-49-0x0000000006300000-0x000000000631E000-memory.dmp

Filesize
120KB

Download
memory/3208-50-0x0000000006A00000-0x0000000006A4C000-memory.dmp

Filesize
304KB

Download
memory/3208-52-0x0000000070B80000-0x0000000070BCC000-memory.dmp

Filesize
304KB

Download
memory/3208-63-0x0000000007610000-0x00000000076B3000-memory.dmp

Filesize
652KB

Download
memory/3208-62-0x00000000069E0000-0x00000000069FE000-memory.dmp

Filesize
120KB

Download
memory/3208-51-0x00000000069A0000-0x00000000069D2000-memory.dmp

Filesize
200KB

Download
memory/3208-65-0x0000000007730000-0x000000000774A000-memory.dmp

Filesize
104KB

Download
memory/3208-36-0x0000000005DD0000-0x0000000006124000-memory.dmp

Filesize
3.3MB

Download
memory/3208-66-0x00000000077A0000-0x00000000077AA000-memory.dmp

Filesize
40KB

Download
memory/3208-67-0x00000000079B0000-0x0000000007A46000-memory.dmp

Filesize
600KB

Download
memory/3208-68-0x0000000007930000-0x0000000007941000-memory.dmp

Filesize
68KB

Download
memory/3208-25-0x0000000005BC0000-0x0000000005C26000-memory.dmp

Filesize
408KB

Download
memory/3208-79-0x0000000007960000-0x000000000796E000-memory.dmp

Filesize
56KB

Download
memory/3208-80-0x0000000007970000-0x0000000007984000-memory.dmp

Filesize
80KB

Download
memory/3208-81-0x0000000007A70000-0x0000000007A8A000-memory.dmp

Filesize
104KB

Download
memory/3208-82-0x0000000007A50000-0x0000000007A58000-memory.dmp

Filesize
32KB

Download
memory/3208-15-0x0000000002AE0000-0x0000000002B16000-memory.dmp

Filesize
216KB

Download
memory/3208-17-0x0000000005590000-0x0000000005BB8000-memory.dmp

Filesize
6.2MB

Download
memory/3208-16-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/4004-83-0x0000000006370000-0x00000000063C0000-memory.dmp

Filesize
320KB

Download
memory/4004-46-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download