agenttesla | 92e2a58a189afc4a231505dab58f84457dd2f550c090347a38e67001c88f6878

General

Target

92e2a58a189afc4a231505dab58f84457dd2f550c090347a38e67001c88f6878.exe
Size

1.4MB
MD5

6f0722982154ee7b0b18b53e3a39a002
SHA1

80b39ae1d694b723e1ef41abaa212c5f1feb685b
SHA256

92e2a58a189afc4a231505dab58f84457dd2f550c090347a38e67001c88f6878
SHA512

557c445feb66691a56f73988c0c09b5f208c592f843292f14cc81bbd637589912696867020ab8619b98313928881d3d9c44db372a60fcfce809a9c74f97e7837
SSDEEP

24576:nHZih02mn4dSODQsov1RIAhjLoamMiX4lNmZg0YxegPbUIDPP:nHZBh4wODQHjLoyEkmZ9Y14

Score

10^/10

agenttesla collection credential_access discovery execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.subnet-group.com
Port:
587
Username:
[email protected]
Password:
cr0cksh1t

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.subnet-group.com
Port:
587
Username:
[email protected]
Password:
cr0cksh1t
Email To:
[email protected]

Signatures

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

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
576	powershell.exe

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	RegSvcs.exe

Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.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-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\Tnpak = "C:\\Users\\Admin\\AppData\\Roaming\\Tnpak\\Tnpak.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2040 set thread context of 2860	2040	92e2a58a189afc4a231505dab58f84457dd2f550c090347a38e67001c88f6878.exe	35

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 4 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	92e2a58a189afc4a231505dab58f84457dd2f550c090347a38e67001c88f6878.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
2704	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2040	92e2a58a189afc4a231505dab58f84457dd2f550c090347a38e67001c88f6878.exe
576	powershell.exe
2040	92e2a58a189afc4a231505dab58f84457dd2f550c090347a38e67001c88f6878.exe
2040	92e2a58a189afc4a231505dab58f84457dd2f550c090347a38e67001c88f6878.exe
2040	92e2a58a189afc4a231505dab58f84457dd2f550c090347a38e67001c88f6878.exe
2040	92e2a58a189afc4a231505dab58f84457dd2f550c090347a38e67001c88f6878.exe
2860	RegSvcs.exe
2860	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2040	92e2a58a189afc4a231505dab58f84457dd2f550c090347a38e67001c88f6878.exe
Token: SeDebugPrivilege	576	powershell.exe
Token: SeDebugPrivilege	2860	RegSvcs.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2040 wrote to memory of 576	2040	92e2a58a189afc4a231505dab58f84457dd2f550c090347a38e67001c88f6878.exe	31
PID 2040 wrote to memory of 576	2040	92e2a58a189afc4a231505dab58f84457dd2f550c090347a38e67001c88f6878.exe	31
PID 2040 wrote to memory of 576	2040	92e2a58a189afc4a231505dab58f84457dd2f550c090347a38e67001c88f6878.exe	31
PID 2040 wrote to memory of 576	2040	92e2a58a189afc4a231505dab58f84457dd2f550c090347a38e67001c88f6878.exe	31
PID 2040 wrote to memory of 2704	2040	92e2a58a189afc4a231505dab58f84457dd2f550c090347a38e67001c88f6878.exe	33
PID 2040 wrote to memory of 2704	2040	92e2a58a189afc4a231505dab58f84457dd2f550c090347a38e67001c88f6878.exe	33
PID 2040 wrote to memory of 2704	2040	92e2a58a189afc4a231505dab58f84457dd2f550c090347a38e67001c88f6878.exe	33
PID 2040 wrote to memory of 2704	2040	92e2a58a189afc4a231505dab58f84457dd2f550c090347a38e67001c88f6878.exe	33
PID 2040 wrote to memory of 2860	2040	92e2a58a189afc4a231505dab58f84457dd2f550c090347a38e67001c88f6878.exe	35
PID 2040 wrote to memory of 2860	2040	92e2a58a189afc4a231505dab58f84457dd2f550c090347a38e67001c88f6878.exe	35
PID 2040 wrote to memory of 2860	2040	92e2a58a189afc4a231505dab58f84457dd2f550c090347a38e67001c88f6878.exe	35
PID 2040 wrote to memory of 2860	2040	92e2a58a189afc4a231505dab58f84457dd2f550c090347a38e67001c88f6878.exe	35
PID 2040 wrote to memory of 2860	2040	92e2a58a189afc4a231505dab58f84457dd2f550c090347a38e67001c88f6878.exe	35
PID 2040 wrote to memory of 2860	2040	92e2a58a189afc4a231505dab58f84457dd2f550c090347a38e67001c88f6878.exe	35
PID 2040 wrote to memory of 2860	2040	92e2a58a189afc4a231505dab58f84457dd2f550c090347a38e67001c88f6878.exe	35
PID 2040 wrote to memory of 2860	2040	92e2a58a189afc4a231505dab58f84457dd2f550c090347a38e67001c88f6878.exe	35
PID 2040 wrote to memory of 2860	2040	92e2a58a189afc4a231505dab58f84457dd2f550c090347a38e67001c88f6878.exe	35
PID 2040 wrote to memory of 2860	2040	92e2a58a189afc4a231505dab58f84457dd2f550c090347a38e67001c88f6878.exe	35
PID 2040 wrote to memory of 2860	2040	92e2a58a189afc4a231505dab58f84457dd2f550c090347a38e67001c88f6878.exe	35
PID 2040 wrote to memory of 2860	2040	92e2a58a189afc4a231505dab58f84457dd2f550c090347a38e67001c88f6878.exe	35

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\92e2a58a189afc4a231505dab58f84457dd2f550c090347a38e67001c88f6878.exe
"C:\Users\Admin\AppData\Local\Temp\92e2a58a189afc4a231505dab58f84457dd2f550c090347a38e67001c88f6878.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2040
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\JIAAcoxXZ.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:576
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\JIAAcoxXZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp81FC.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2704
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Drops file in Drivers directory
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2860

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp81FC.tmp

Filesize
1KB

MD5
9381165f400848cb6187672ceaf7c866

SHA1
ea59c96d5d861df3f0cdd06fe8e82abea96128c3

SHA256
b9c7f85921f5078b8d397f4a8f4a33aad2d7bef8d96be5dd1b0085abd4d3903a

SHA512
e2f2835c7e3aef4599c64d09429c306769c04501520d37a29a08312f1ced76d2d25e924cc2da670e54965c8000afe1e7040fd56b66988575c5a71d881035865d

Download Submit
memory/2040-16-0x00000000050F0000-0x000000000512C000-memory.dmp

Filesize
240KB

Download
memory/2040-29-0x0000000074110000-0x00000000747FE000-memory.dmp

Filesize
6.9MB

Download
memory/2040-3-0x0000000000540000-0x0000000000552000-memory.dmp

Filesize
72KB

Download
memory/2040-0-0x000000007411E000-0x000000007411F000-memory.dmp

Filesize
4KB

Download
memory/2040-5-0x0000000074110000-0x00000000747FE000-memory.dmp

Filesize
6.9MB

Download
memory/2040-6-0x0000000005CC0000-0x0000000005D58000-memory.dmp

Filesize
608KB

Download
memory/2040-10-0x0000000074110000-0x00000000747FE000-memory.dmp

Filesize
6.9MB

Download
memory/2040-1-0x0000000000150000-0x00000000002CA000-memory.dmp

Filesize
1.5MB

Download
memory/2040-2-0x0000000074110000-0x00000000747FE000-memory.dmp

Filesize
6.9MB

Download
memory/2040-15-0x0000000004900000-0x0000000004906000-memory.dmp

Filesize
24KB

Download
memory/2040-4-0x000000007411E000-0x000000007411F000-memory.dmp

Filesize
4KB

Download
memory/2860-17-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2860-28-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2860-27-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2860-26-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2860-25-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2860-23-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2860-21-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2860-19-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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