agenttesla | b89fe3a178283fbd51ed71bd488e079a81dff40fc7124f57540e98540dce28a1

General

Target

Purchase-Order.scr.exe
Size

672KB
MD5

7fccb0197c8d6888ab6a5f9713fba9f6
SHA1

ae8ea47dbb7c8bc40df063ea2e05823e2458cced
SHA256

b89fe3a178283fbd51ed71bd488e079a81dff40fc7124f57540e98540dce28a1
SHA512

feccea6ac8dc93c7f3bc88f3e3b2d3a84b11738161c8e1a153c5a8a29e17e424a84b75daf1754dd3e9d0f7f32335b9e1a6aa811349660e4f6837247add0bb7d2
SSDEEP

12288:UVj3hLQvfdxOo7gpXtrFF725cxd9dvmVV38eIlCwWTIghwhKfwlucbh1ejqaRiv6:sMOfx4twKyxluc90JRk6

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6364043354:AAF_1bGx2vGEmysmy8L-UNpPd2QFFHQH3WU/

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
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
T1552.001
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
T1552.001
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
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-86725733-3001458681-3405935542-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase-Order.scr.exe
Key opened	\REGISTRY\USER\S-1-5-21-86725733-3001458681-3405935542-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase-Order.scr.exe
Key opened	\REGISTRY\USER\S-1-5-21-86725733-3001458681-3405935542-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase-Order.scr.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 2208 set thread context of 2840	2208	Purchase-Order.scr.exe	34

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/Job

T1053

pid	Process
2748	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2208	Purchase-Order.scr.exe
2208	Purchase-Order.scr.exe
2840	Purchase-Order.scr.exe
2840	Purchase-Order.scr.exe
2892	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2208	Purchase-Order.scr.exe
Token: SeDebugPrivilege	2840	Purchase-Order.scr.exe
Token: SeDebugPrivilege	2892	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2840	Purchase-Order.scr.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2208 wrote to memory of 2892	2208	Purchase-Order.scr.exe	30
PID 2208 wrote to memory of 2892	2208	Purchase-Order.scr.exe	30
PID 2208 wrote to memory of 2892	2208	Purchase-Order.scr.exe	30
PID 2208 wrote to memory of 2892	2208	Purchase-Order.scr.exe	30
PID 2208 wrote to memory of 2748	2208	Purchase-Order.scr.exe	32
PID 2208 wrote to memory of 2748	2208	Purchase-Order.scr.exe	32
PID 2208 wrote to memory of 2748	2208	Purchase-Order.scr.exe	32
PID 2208 wrote to memory of 2748	2208	Purchase-Order.scr.exe	32
PID 2208 wrote to memory of 2840	2208	Purchase-Order.scr.exe	34
PID 2208 wrote to memory of 2840	2208	Purchase-Order.scr.exe	34
PID 2208 wrote to memory of 2840	2208	Purchase-Order.scr.exe	34
PID 2208 wrote to memory of 2840	2208	Purchase-Order.scr.exe	34
PID 2208 wrote to memory of 2840	2208	Purchase-Order.scr.exe	34
PID 2208 wrote to memory of 2840	2208	Purchase-Order.scr.exe	34
PID 2208 wrote to memory of 2840	2208	Purchase-Order.scr.exe	34
PID 2208 wrote to memory of 2840	2208	Purchase-Order.scr.exe	34
PID 2208 wrote to memory of 2840	2208	Purchase-Order.scr.exe	34

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-86725733-3001458681-3405935542-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase-Order.scr.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-86725733-3001458681-3405935542-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase-Order.scr.exe

C:\Users\Admin\AppData\Local\Temp\Purchase-Order.scr.exe
"C:\Users\Admin\AppData\Local\Temp\Purchase-Order.scr.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2208
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\KxnjucokNh.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2892
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\KxnjucokNh" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3572.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2748
- C:\Users\Admin\AppData\Local\Temp\Purchase-Order.scr.exe
  "C:\Users\Admin\AppData\Local\Temp\Purchase-Order.scr.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:2840

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Unsecured Credentials

3

T1552

Credentials In Files

3

T1552.001

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp3572.tmp

Filesize
1KB

MD5
83f6a9f387b2470453953997f5f959d7

SHA1
d22c9a7f5918772fa5b0608b3e430330236eb956

SHA256
7a7aa92e51f0f67aebd01432bc415b32b4fce6081f29b116c7ae1f6d005bd328

SHA512
2b77159d8a4527df5d134f5d44382f398e42aa6861acb4983e1a9cad43da58f0679096e604a09746c631ce566285c33ccdc53ab9e1aa525444458522029582a6

Download Submit
memory/2208-26-0x00000000747F0000-0x0000000074EDE000-memory.dmp

Filesize
6.9MB

Download
memory/2208-0-0x0000000000CB0000-0x0000000000D5E000-memory.dmp

Filesize
696KB

Download
memory/2208-3-0x00000000004D0000-0x00000000004E0000-memory.dmp

Filesize
64KB

Download
memory/2208-4-0x00000000747F0000-0x0000000074EDE000-memory.dmp

Filesize
6.9MB

Download
memory/2208-5-0x0000000004DC0000-0x0000000004E00000-memory.dmp

Filesize
256KB

Download
memory/2208-6-0x00000000004F0000-0x00000000004FC000-memory.dmp

Filesize
48KB

Download
memory/2208-7-0x0000000005670000-0x00000000056EE000-memory.dmp

Filesize
504KB

Download
memory/2208-1-0x00000000747F0000-0x0000000074EDE000-memory.dmp

Filesize
6.9MB

Download
memory/2208-2-0x0000000004DC0000-0x0000000004E00000-memory.dmp

Filesize
256KB

Download
memory/2840-28-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2840-17-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2840-15-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2840-13-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2840-21-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2840-19-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2840-25-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2840-23-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2840-31-0x0000000074770000-0x0000000074E5E000-memory.dmp

Filesize
6.9MB

Download
memory/2840-32-0x0000000004D50000-0x0000000004D90000-memory.dmp

Filesize
256KB

Download
memory/2840-40-0x0000000004D50000-0x0000000004D90000-memory.dmp

Filesize
256KB

Download
memory/2840-39-0x0000000074770000-0x0000000074E5E000-memory.dmp

Filesize
6.9MB

Download
memory/2892-38-0x0000000073470000-0x0000000073A1B000-memory.dmp

Filesize
5.7MB

Download
memory/2892-36-0x00000000004F0000-0x0000000000530000-memory.dmp

Filesize
256KB

Download
memory/2892-37-0x00000000004F0000-0x0000000000530000-memory.dmp

Filesize
256KB

Download
memory/2892-34-0x0000000073470000-0x0000000073A1B000-memory.dmp

Filesize
5.7MB

Download
memory/2892-35-0x00000000004F0000-0x0000000000530000-memory.dmp

Filesize
256KB

Download
memory/2892-33-0x0000000073470000-0x0000000073A1B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads