agenttesla | a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af

General

Target

a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe
Size

676KB
MD5

5f83306eee97a41d878ca9372eb8e9c1
SHA1

4d63d299738a9aeaa9163f0088e0eb564ee776c8
SHA256

a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af
SHA512

7e72bf1a8a6f666f6ee6151ed34cf40e743d736f08559afe501249a59b28e4f7e4052a1779b4ecbdff8c1901ac1c7c46946b4a5ad719c1f2c5a89800a87a6dab
SSDEEP

12288:qeB+8ut3o4a8TOgfWUiAcoIXn7xiHoaYyqido0gEXlciWdy/wXCQI:88Ko4bf2AZiEIaYedNgOvQXB

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.kanya-mittaphab.com
Port:
587
Username:
[email protected]
Password:
E81ZbeDb]r]+
Email To:
[email protected]

Signatures

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

Detect packed .NET executables. Mostly AgentTeslaV4. 5 IoCs

resource	yara_rule
behavioral1/memory/2472-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2472-31-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2472-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2472-25-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2472-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 5 IoCs

resource	yara_rule
behavioral1/memory/2472-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2472-31-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2472-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2472-25-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2472-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 5 IoCs

resource	yara_rule
behavioral1/memory/2472-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
behavioral1/memory/2472-31-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
behavioral1/memory/2472-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
behavioral1/memory/2472-25-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
behavioral1/memory/2472-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL

Detects executables referencing Windows vault credential objects. Observed in infostealers 5 IoCs

resource	yara_rule
behavioral1/memory/2472-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2472-31-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2472-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2472-25-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2472-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID

Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 5 IoCs

resource	yara_rule
behavioral1/memory/2472-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2472-31-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2472-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2472-25-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2472-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Detects executables referencing many email and collaboration clients. Observed in information stealers 5 IoCs

resource	yara_rule
behavioral1/memory/2472-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2472-31-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2472-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2472-25-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2472-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

Detects executables referencing many file transfer clients. Observed in information stealers 5 IoCs

resource	yara_rule
behavioral1/memory/2472-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2472-31-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2472-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2472-25-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2472-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2380 set thread context of 2472	2380	a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe	35

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
2600	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2380	a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe
2380	a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe
2380	a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe
2380	a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe
2560	powershell.exe
2012	powershell.exe
2472	a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe
2472	a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2380	a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe
Token: SeDebugPrivilege	2472	a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe
Token: SeDebugPrivilege	2560	powershell.exe
Token: SeDebugPrivilege	2012	powershell.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 2380 wrote to memory of 2012	2380	a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe	28
PID 2380 wrote to memory of 2012	2380	a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe	28
PID 2380 wrote to memory of 2012	2380	a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe	28
PID 2380 wrote to memory of 2012	2380	a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe	28
PID 2380 wrote to memory of 2560	2380	a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe	30
PID 2380 wrote to memory of 2560	2380	a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe	30
PID 2380 wrote to memory of 2560	2380	a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe	30
PID 2380 wrote to memory of 2560	2380	a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe	30
PID 2380 wrote to memory of 2600	2380	a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe	32
PID 2380 wrote to memory of 2600	2380	a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe	32
PID 2380 wrote to memory of 2600	2380	a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe	32
PID 2380 wrote to memory of 2600	2380	a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe	32
PID 2380 wrote to memory of 2816	2380	a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe	34
PID 2380 wrote to memory of 2816	2380	a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe	34
PID 2380 wrote to memory of 2816	2380	a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe	34
PID 2380 wrote to memory of 2816	2380	a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe	34
PID 2380 wrote to memory of 2472	2380	a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe	35
PID 2380 wrote to memory of 2472	2380	a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe	35
PID 2380 wrote to memory of 2472	2380	a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe	35
PID 2380 wrote to memory of 2472	2380	a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe	35
PID 2380 wrote to memory of 2472	2380	a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe	35
PID 2380 wrote to memory of 2472	2380	a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe	35
PID 2380 wrote to memory of 2472	2380	a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe	35
PID 2380 wrote to memory of 2472	2380	a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe	35
PID 2380 wrote to memory of 2472	2380	a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe	35

C:\Users\Admin\AppData\Local\Temp\a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe
"C:\Users\Admin\AppData\Local\Temp\a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2380
- 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\a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2012
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\lXrEcXgkZho.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2560
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\lXrEcXgkZho" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2FA8.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2600
- C:\Users\Admin\AppData\Local\Temp\a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe
  "C:\Users\Admin\AppData\Local\Temp\a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe"
  2⤵
  PID:2816
- C:\Users\Admin\AppData\Local\Temp\a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe
  "C:\Users\Admin\AppData\Local\Temp\a682de1d74f7f924fefe2a35d48962c15a33c30029187c6e080235359d7ff0af.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2472

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

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

4

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp2FA8.tmp

Filesize
1KB

MD5
a55d7ff84e874e7e98e457e43d86851c

SHA1
108e9d780b02bce51782214166320dc6f6edee5f

SHA256
be6b00ce0e5418eba1dba182e84940e029fd9904a70e0606bd036e5de642b182

SHA512
060e873d45398b1fefd477d0ab17b752febf20c7286896beba79c03adb1c53a642bb569568ae14c59f0aec6c01495149198718c891ca28596988bbf69db2f242

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
1ee764fac70c21eabc02354203606753

SHA1
97aef7e0c04d8af60b3b28a5a8b0b531c1d3fed3

SHA256
68cc08378d36f2ad35d57649ff2d0518fc359bb53b237e97997d3b0560477fca

SHA512
96cbda445939363433767eb22707a4ef696ed6e529513a1aba8e697c701d94b5cdb1812e8b5151ba489212460f922c75580e6e08e7c7901e3b1a54bef67b3681

Download Submit
memory/2380-4-0x0000000000590000-0x000000000059E000-memory.dmp

Filesize
56KB

Download
memory/2380-32-0x00000000748B0000-0x0000000074F9E000-memory.dmp

Filesize
6.9MB

Download
memory/2380-0-0x00000000748BE000-0x00000000748BF000-memory.dmp

Filesize
4KB

Download
memory/2380-5-0x00000000005B0000-0x00000000005C6000-memory.dmp

Filesize
88KB

Download
memory/2380-6-0x0000000005D00000-0x0000000005D84000-memory.dmp

Filesize
528KB

Download
memory/2380-2-0x00000000748B0000-0x0000000074F9E000-memory.dmp

Filesize
6.9MB

Download
memory/2380-1-0x00000000001A0000-0x000000000024E000-memory.dmp

Filesize
696KB

Download
memory/2380-3-0x0000000000560000-0x0000000000578000-memory.dmp

Filesize
96KB

Download
memory/2472-19-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2472-29-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2472-31-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2472-28-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2472-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2472-25-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2472-23-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2472-21-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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