agenttesla | ca9f996e829c1e7ad89c66f78bde33741d46a0b7ed03c8892f263937b0e6b400

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
04/09/2024, 11:22

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General

Target

AN.exe
Size

730KB
MD5

d72520639cb73d3364d7258c15518f55
SHA1

6e1ebb649b0e00d4c8ebae01d481b4bd75b64eaf
SHA256

ca9f996e829c1e7ad89c66f78bde33741d46a0b7ed03c8892f263937b0e6b400
SHA512

207ab7047077f8c29ce24c46c2dc11ea5cbbbc2e00aa5955a3217518ffaf325c4cd2eb101be5d5885d9e78e6599402df7356bf4c02bd2bf8b32a3f62f9049be2
SSDEEP

12288:Zb9eGY0igo17oLwnqDUMeEDAYERZu9Kt0ZoV54IqOVEOYCa0qCkR:Zb8G/q1csnIuEobu97a54INCOsB

Score

10^/10

agenttesla credential_access discovery execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.shaktiinstrumentations.in
Port:
587
Username:
[email protected]
Password:
Shakti54231!@#$%#@!
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
2776	powershell.exe
4816	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-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation	AN.exe

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-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boqXv = "C:\\Users\\Admin\\AppData\\Roaming\\boqXv\\boqXv.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2564 set thread context of 4416	2564	AN.exe	101

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	AN.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	powershell.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
5028	schtasks.exe

Suspicious behavior: EnumeratesProcesses 17 IoCs

pid	Process
2564	AN.exe
2564	AN.exe
2564	AN.exe
2564	AN.exe
2564	AN.exe
2564	AN.exe
2776	powershell.exe
2564	AN.exe
2564	AN.exe
2564	AN.exe
2564	AN.exe
4816	powershell.exe
2564	AN.exe
2776	powershell.exe
4416	RegSvcs.exe
4416	RegSvcs.exe
4816	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2564	AN.exe
Token: SeDebugPrivilege	2776	powershell.exe
Token: SeDebugPrivilege	4816	powershell.exe
Token: SeDebugPrivilege	4416	RegSvcs.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 2564 wrote to memory of 2776	2564	AN.exe	93
PID 2564 wrote to memory of 2776	2564	AN.exe	93
PID 2564 wrote to memory of 2776	2564	AN.exe	93
PID 2564 wrote to memory of 4816	2564	AN.exe	95
PID 2564 wrote to memory of 4816	2564	AN.exe	95
PID 2564 wrote to memory of 4816	2564	AN.exe	95
PID 2564 wrote to memory of 5028	2564	AN.exe	97
PID 2564 wrote to memory of 5028	2564	AN.exe	97
PID 2564 wrote to memory of 5028	2564	AN.exe	97
PID 2564 wrote to memory of 4900	2564	AN.exe	99
PID 2564 wrote to memory of 4900	2564	AN.exe	99
PID 2564 wrote to memory of 4900	2564	AN.exe	99
PID 2564 wrote to memory of 2152	2564	AN.exe	100
PID 2564 wrote to memory of 2152	2564	AN.exe	100
PID 2564 wrote to memory of 2152	2564	AN.exe	100
PID 2564 wrote to memory of 4416	2564	AN.exe	101
PID 2564 wrote to memory of 4416	2564	AN.exe	101
PID 2564 wrote to memory of 4416	2564	AN.exe	101
PID 2564 wrote to memory of 4416	2564	AN.exe	101
PID 2564 wrote to memory of 4416	2564	AN.exe	101
PID 2564 wrote to memory of 4416	2564	AN.exe	101
PID 2564 wrote to memory of 4416	2564	AN.exe	101
PID 2564 wrote to memory of 4416	2564	AN.exe	101

C:\Users\Admin\AppData\Local\Temp\AN.exe
"C:\Users\Admin\AppData\Local\Temp\AN.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:2564
- 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\AN.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2776
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\dHTSFxSZNXvPYW.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4816
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\dHTSFxSZNXvPYW" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE06D.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:5028
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:4900
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:2152
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4416

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

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Modify Registry

T1112

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
ee2024338976f196afc203dcb8dcbd7e

SHA1
801cb4d3767aeae89ed0d305842f806fc832b1a2

SHA256
5881f0746617ae728c44dfa3333ada55fa632a0b691b6aa3fbba49569cf710c7

SHA512
2d0dc41cfb43a00bc4db612be8ec4492926ca4e6bd3264de0ff5f05e374e3e3770daacab4bc8e9b8afc66d155bb52cb7b292f0a977bc9bccc5cb6e93ea80f109

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_w1cetdgw.1db.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpE06D.tmp

Filesize
1KB

MD5
0be2c1db25dfe2a1448bcb81a64d8196

SHA1
f64c0591eae8fb788feb391d24bdb4e1cca36110

SHA256
fa9e767b2c0d5ad7f8d8d57150d68c84746058dfb891a79d8c5a40561e4c37f9

SHA512
c1cb0840b38b45b37054f8994df066aad2730b5199eb8970531d990ea7613c14d865791e7407ee67981ccc21e256771ded3bba5a01343b6d86e33c695e232d10

Download Submit
memory/2564-5-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/2564-4-0x00000000055D0000-0x00000000055DA000-memory.dmp

Filesize
40KB

Download
memory/2564-6-0x0000000005850000-0x0000000005868000-memory.dmp

Filesize
96KB

Download
memory/2564-7-0x00000000749AE000-0x00000000749AF000-memory.dmp

Filesize
4KB

Download
memory/2564-8-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/2564-9-0x0000000006860000-0x00000000068E4000-memory.dmp

Filesize
528KB

Download
memory/2564-10-0x0000000006A80000-0x0000000006B1C000-memory.dmp

Filesize
624KB

Download
memory/2564-3-0x0000000005530000-0x00000000055C2000-memory.dmp

Filesize
584KB

Download
memory/2564-2-0x0000000005C30000-0x00000000061D4000-memory.dmp

Filesize
5.6MB

Download
memory/2564-0-0x00000000749AE000-0x00000000749AF000-memory.dmp

Filesize
4KB

Download
memory/2564-46-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/2564-1-0x0000000000A80000-0x0000000000B3A000-memory.dmp

Filesize
744KB

Download
memory/2776-73-0x0000000006FA0000-0x0000000006FBA000-memory.dmp

Filesize
104KB

Download
memory/2776-79-0x00000000071E0000-0x00000000071F4000-memory.dmp

Filesize
80KB

Download
memory/2776-20-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/2776-21-0x0000000005450000-0x00000000054B6000-memory.dmp

Filesize
408KB

Download
memory/2776-28-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/2776-33-0x0000000005640000-0x0000000005994000-memory.dmp

Filesize
3.3MB

Download
memory/2776-15-0x00000000046D0000-0x0000000004706000-memory.dmp

Filesize
216KB

Download
memory/2776-16-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/2776-18-0x0000000004CA0000-0x0000000004CC2000-memory.dmp

Filesize
136KB

Download
memory/2776-47-0x0000000005C70000-0x0000000005C8E000-memory.dmp

Filesize
120KB

Download
memory/2776-48-0x0000000005CB0000-0x0000000005CFC000-memory.dmp

Filesize
304KB

Download
memory/2776-87-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/2776-81-0x00000000072C0000-0x00000000072C8000-memory.dmp

Filesize
32KB

Download
memory/2776-61-0x0000000071190000-0x00000000711DC000-memory.dmp

Filesize
304KB

Download
memory/2776-80-0x00000000072E0000-0x00000000072FA000-memory.dmp

Filesize
104KB

Download
memory/2776-19-0x0000000005370000-0x00000000053D6000-memory.dmp

Filesize
408KB

Download
memory/2776-72-0x00000000075E0000-0x0000000007C5A000-memory.dmp

Filesize
6.5MB

Download
memory/2776-17-0x0000000004D40000-0x0000000005368000-memory.dmp

Filesize
6.2MB

Download
memory/2776-76-0x00000000071A0000-0x00000000071B1000-memory.dmp

Filesize
68KB

Download
memory/4416-44-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4416-89-0x0000000005D90000-0x0000000005DE0000-memory.dmp

Filesize
320KB

Download
memory/4816-75-0x0000000007B40000-0x0000000007BD6000-memory.dmp

Filesize
600KB

Download
memory/4816-74-0x0000000007930000-0x000000000793A000-memory.dmp

Filesize
40KB

Download
memory/4816-78-0x0000000007AF0000-0x0000000007AFE000-memory.dmp

Filesize
56KB

Download
memory/4816-71-0x00000000077B0000-0x0000000007853000-memory.dmp

Filesize
652KB

Download
memory/4816-60-0x0000000006B50000-0x0000000006B6E000-memory.dmp

Filesize
120KB

Download
memory/4816-49-0x0000000006AE0000-0x0000000006B12000-memory.dmp

Filesize
200KB

Download
memory/4816-50-0x0000000071190000-0x00000000711DC000-memory.dmp

Filesize
304KB

Download
memory/4816-43-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/4816-88-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download