agenttesla | 93bc8b052ab504548c2bd80aad36a2c4ebea09d06db56dbaedf16109da7daf5c

General

Target

Purchase Order RFQ#23-0616.exe
Size

586KB
MD5

229cdabf77106b1ff5da43ee6c78fdc0
SHA1

7bfcb5006685d01c48cf9d9d2685b709f5413009
SHA256

93bc8b052ab504548c2bd80aad36a2c4ebea09d06db56dbaedf16109da7daf5c
SHA512

7cca980dc58d30d6f16ec62693200850d468ce1c8ed54497e132c9b0dc23e38479d40dc32fddda3084e8399ec4b9b9a01d872c23ef6451262a199334d2dbd8b8
SSDEEP

12288:nYiv5hW923fardrj+80svv4XbMHLc1msHJNCvZa+oo9guZz7:BecvI+8Hvv4v17JNWZPoOh

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.aabaag.com
Port:
587
Username:
[email protected]
Password:
iurFL#f6

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.aabaag.com
Port:
587
Username:
[email protected]
Password:
iurFL#f6
Email To:
[email protected]

Signatures

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

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-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation	Purchase Order RFQ#23-0616.exe

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
T1081
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
T1081
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
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase Order RFQ#23-0616.exe
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase Order RFQ#23-0616.exe
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase Order RFQ#23-0616.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\VzKCUwk = "C:\\Users\\Admin\\AppData\\Roaming\\VzKCUwk\\VzKCUwk.exe"	Purchase Order RFQ#23-0616.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3776 set thread context of 1792	3776	Purchase Order RFQ#23-0616.exe	94

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

T1053

pid	Process
3168	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3776	Purchase Order RFQ#23-0616.exe
3776	Purchase Order RFQ#23-0616.exe
3112	powershell.exe
3112	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3776	Purchase Order RFQ#23-0616.exe
Token: SeDebugPrivilege	3112	powershell.exe
Token: SeDebugPrivilege	1792	Purchase Order RFQ#23-0616.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1792	Purchase Order RFQ#23-0616.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 3776 wrote to memory of 3112	3776	Purchase Order RFQ#23-0616.exe	90
PID 3776 wrote to memory of 3112	3776	Purchase Order RFQ#23-0616.exe	90
PID 3776 wrote to memory of 3112	3776	Purchase Order RFQ#23-0616.exe	90
PID 3776 wrote to memory of 3168	3776	Purchase Order RFQ#23-0616.exe	91
PID 3776 wrote to memory of 3168	3776	Purchase Order RFQ#23-0616.exe	91
PID 3776 wrote to memory of 3168	3776	Purchase Order RFQ#23-0616.exe	91
PID 3776 wrote to memory of 1792	3776	Purchase Order RFQ#23-0616.exe	94
PID 3776 wrote to memory of 1792	3776	Purchase Order RFQ#23-0616.exe	94
PID 3776 wrote to memory of 1792	3776	Purchase Order RFQ#23-0616.exe	94
PID 3776 wrote to memory of 1792	3776	Purchase Order RFQ#23-0616.exe	94
PID 3776 wrote to memory of 1792	3776	Purchase Order RFQ#23-0616.exe	94
PID 3776 wrote to memory of 1792	3776	Purchase Order RFQ#23-0616.exe	94
PID 3776 wrote to memory of 1792	3776	Purchase Order RFQ#23-0616.exe	94
PID 3776 wrote to memory of 1792	3776	Purchase Order RFQ#23-0616.exe	94

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase Order RFQ#23-0616.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase Order RFQ#23-0616.exe

C:\Users\Admin\AppData\Local\Temp\Purchase Order RFQ#23-0616.exe
"C:\Users\Admin\AppData\Local\Temp\Purchase Order RFQ#23-0616.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3776
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\fGipWFuWqCnCWQ.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3112
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fGipWFuWqCnCWQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp543A.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:3168
- C:\Users\Admin\AppData\Local\Temp\Purchase Order RFQ#23-0616.exe
  "C:\Users\Admin\AppData\Local\Temp\Purchase Order RFQ#23-0616.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:1792

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

Scheduled Task

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0cfrealv.kjh.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp543A.tmp

Filesize
1KB

MD5
15dfce43789e9d375e560a85c3cf7691

SHA1
a3af6f2f7d19c9e8e5296bb176df34de058afbb0

SHA256
bea12d44416054c6b12f487f91de4849aa2a531fe7d5525bf75a9180989ad74e

SHA512
d4f32dd719c965f83fd0b6b8f3e2445f6adfaaf80bbc9d19fc9279f7724dabc902a14298340cc3cda00d30d0244756fd6f65ef8afe052412a88f6085749dfd73

Download Submit
memory/1792-197-0x0000000004D60000-0x0000000004D70000-memory.dmp

Filesize
64KB

Download
memory/1792-184-0x00000000064C0000-0x0000000006682000-memory.dmp

Filesize
1.8MB

Download
memory/1792-183-0x00000000062A0000-0x00000000062F0000-memory.dmp

Filesize
320KB

Download
memory/1792-163-0x0000000004D60000-0x0000000004D70000-memory.dmp

Filesize
64KB

Download
memory/1792-149-0x0000000004D70000-0x0000000004DD6000-memory.dmp

Filesize
408KB

Download
memory/1792-146-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3112-162-0x0000000004FB0000-0x0000000004FC0000-memory.dmp

Filesize
64KB

Download
memory/3112-168-0x000000007F380000-0x000000007F390000-memory.dmp

Filesize
64KB

Download
memory/3112-147-0x00000000055F0000-0x0000000005C18000-memory.dmp

Filesize
6.2MB

Download
memory/3112-194-0x0000000007B20000-0x0000000007B28000-memory.dmp

Filesize
32KB

Download
memory/3112-150-0x0000000005C60000-0x0000000005C82000-memory.dmp

Filesize
136KB

Download
memory/3112-193-0x0000000007B40000-0x0000000007B5A000-memory.dmp

Filesize
104KB

Download
memory/3112-156-0x0000000005E00000-0x0000000005E66000-memory.dmp

Filesize
408KB

Download
memory/3112-161-0x0000000004FB0000-0x0000000004FC0000-memory.dmp

Filesize
64KB

Download
memory/3112-192-0x0000000007A30000-0x0000000007A3E000-memory.dmp

Filesize
56KB

Download
memory/3112-191-0x0000000007A80000-0x0000000007B16000-memory.dmp

Filesize
600KB

Download
memory/3112-164-0x00000000064F0000-0x000000000650E000-memory.dmp

Filesize
120KB

Download
memory/3112-166-0x00000000074F0000-0x0000000007522000-memory.dmp

Filesize
200KB

Download
memory/3112-167-0x0000000004FB0000-0x0000000004FC0000-memory.dmp

Filesize
64KB

Download
memory/3112-144-0x0000000004F20000-0x0000000004F56000-memory.dmp

Filesize
216KB

Download
memory/3112-169-0x0000000070AB0000-0x0000000070AFC000-memory.dmp

Filesize
304KB

Download
memory/3112-179-0x0000000006AB0000-0x0000000006ACE000-memory.dmp

Filesize
120KB

Download
memory/3112-180-0x0000000007E60000-0x00000000084DA000-memory.dmp

Filesize
6.5MB

Download
memory/3112-181-0x0000000007800000-0x000000000781A000-memory.dmp

Filesize
104KB

Download
memory/3112-182-0x0000000007870000-0x000000000787A000-memory.dmp

Filesize
40KB

Download
memory/3776-136-0x0000000005B30000-0x0000000005B40000-memory.dmp

Filesize
64KB

Download
memory/3776-135-0x0000000005950000-0x00000000059E2000-memory.dmp

Filesize
584KB

Download
memory/3776-137-0x00000000058C0000-0x00000000058CA000-memory.dmp

Filesize
40KB

Download
memory/3776-133-0x0000000000E70000-0x0000000000F08000-memory.dmp

Filesize
608KB

Download
memory/3776-138-0x0000000005B30000-0x0000000005B40000-memory.dmp

Filesize
64KB

Download
memory/3776-139-0x0000000006F60000-0x0000000006FFC000-memory.dmp

Filesize
624KB

Download
memory/3776-134-0x0000000006010000-0x00000000065B4000-memory.dmp

Filesize
5.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads