agenttesla | 625a1f644a1bb670888b7c0c8686f04888b28a4784bcfd9406db9b8c6b01b6da

General

Target

datasheet.exe
Size

711KB
MD5

b128f4fb83851afd96c7580f1fd69480
SHA1

8e9115fb23a45c48ceb19f7b2894ddcb488535fd
SHA256

c314d3fb3da26b9d6571bbefeba0fd0dd4aac29e26a4643932ea034e46fcf650
SHA512

a6f155af1e48c9bd3c0e4c4debdac6c3b5ec528d7aab5a062daafc723d4904f80fa723e8df18b55269b7aca886d0b1f88c1d82d0d499cca287c6da813072feda
SSDEEP

12288:qF0VK4A9baHl/P6NdN20v/LzwRqRg8joKviPtqPZPP7sr:g0VKa56xHgYR/EYiPWPPg

Score

10^/10

agenttesla discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
marcellinus360

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
marcellinus360
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 2 IoCs

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

execution

PowerShell

T1059.001

pid	Process
2184	powershell.exe
2808	powershell.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
4	api.ipify.org
5	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1064 set thread context of 2612	1064	datasheet.exe	37

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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	datasheet.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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
2896	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2612	RegSvcs.exe
2612	RegSvcs.exe
2808	powershell.exe
2184	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2612	RegSvcs.exe
Token: SeDebugPrivilege	2808	powershell.exe
Token: SeDebugPrivilege	2184	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2612	RegSvcs.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 1064 wrote to memory of 2184	1064	datasheet.exe	31
PID 1064 wrote to memory of 2184	1064	datasheet.exe	31
PID 1064 wrote to memory of 2184	1064	datasheet.exe	31
PID 1064 wrote to memory of 2184	1064	datasheet.exe	31
PID 1064 wrote to memory of 2808	1064	datasheet.exe	33
PID 1064 wrote to memory of 2808	1064	datasheet.exe	33
PID 1064 wrote to memory of 2808	1064	datasheet.exe	33
PID 1064 wrote to memory of 2808	1064	datasheet.exe	33
PID 1064 wrote to memory of 2896	1064	datasheet.exe	35
PID 1064 wrote to memory of 2896	1064	datasheet.exe	35
PID 1064 wrote to memory of 2896	1064	datasheet.exe	35
PID 1064 wrote to memory of 2896	1064	datasheet.exe	35
PID 1064 wrote to memory of 2612	1064	datasheet.exe	37
PID 1064 wrote to memory of 2612	1064	datasheet.exe	37
PID 1064 wrote to memory of 2612	1064	datasheet.exe	37
PID 1064 wrote to memory of 2612	1064	datasheet.exe	37
PID 1064 wrote to memory of 2612	1064	datasheet.exe	37
PID 1064 wrote to memory of 2612	1064	datasheet.exe	37
PID 1064 wrote to memory of 2612	1064	datasheet.exe	37
PID 1064 wrote to memory of 2612	1064	datasheet.exe	37
PID 1064 wrote to memory of 2612	1064	datasheet.exe	37
PID 1064 wrote to memory of 2612	1064	datasheet.exe	37
PID 1064 wrote to memory of 2612	1064	datasheet.exe	37
PID 1064 wrote to memory of 2612	1064	datasheet.exe	37

C:\Users\Admin\AppData\Local\Temp\datasheet.exe
"C:\Users\Admin\AppData\Local\Temp\datasheet.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1064
- 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\datasheet.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2184
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ACWhrgKVkqRhWB.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2808
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ACWhrgKVkqRhWB" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD893.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2896
- 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
  - Suspicious use of SetWindowsHookEx
  PID:2612

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

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpD893.tmp

Filesize
1KB

MD5
bd2cf9d9cdf9c4d66cf2c95da0988853

SHA1
3cb976bbdb210eee4e7f97f4df9c7e4698f28167

SHA256
2f9d3c6d2a3d389df9dacd23e15320f08199e6ae20ed16fd64ab222a2527dede

SHA512
b94cbd9fd8d177c01e3b13ffa50187854f4042e3210c1e0b9337636b3b136004c0062e0449e366bac88284f17047d1c6da755324729e8ae456203a1ec35d274e

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\1HFFFB8T5X2J6PTL91YR.temp

Filesize
7KB

MD5
f3d77a7f3376adbef82688c1ab2c64c5

SHA1
9eb9fe525b09a2f25cc202ce40e55def2387d1c5

SHA256
ad789cdea87af620970435df02d084f8d111772bd87f3a12e7df2c0edbf93d15

SHA512
cb74713066d46eb9379eaf939740b5d78c752522ebc46012d0440b189d316ef2922ff9f4738d3e9b30073d781b0f895e2391222620acee6a3dc66171123a0bb7

Download Submit
memory/1064-4-0x000000007427E000-0x000000007427F000-memory.dmp

Filesize
4KB

Download
memory/1064-31-0x0000000074270000-0x000000007495E000-memory.dmp

Filesize
6.9MB

Download
memory/1064-0-0x000000007427E000-0x000000007427F000-memory.dmp

Filesize
4KB

Download
memory/1064-5-0x0000000074270000-0x000000007495E000-memory.dmp

Filesize
6.9MB

Download
memory/1064-6-0x00000000053E0000-0x0000000005468000-memory.dmp

Filesize
544KB

Download
memory/1064-2-0x0000000074270000-0x000000007495E000-memory.dmp

Filesize
6.9MB

Download
memory/1064-1-0x0000000000AF0000-0x0000000000BA8000-memory.dmp

Filesize
736KB

Download
memory/1064-3-0x0000000000300000-0x0000000000312000-memory.dmp

Filesize
72KB

Download
memory/2612-19-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2612-23-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2612-21-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2612-29-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2612-32-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2612-25-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2612-28-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2612-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads