agenttesla | 4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7

General

Target

4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
Size

790KB
MD5

4a8534b3579fc2e0b3903dec85a38f12
SHA1

2506a0a6a2303e53e400de74c21474440e563e3b
SHA256

4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7
SHA512

08f3c76cb933735f78fe248675919d1e4a0be54030c3d810f737a2d9d8317b378656508d13e2a1b7319a212fa29a0309b85aa23f018fd419e2dceb518821a697
SSDEEP

24576:fs3ZPyRt9g4hxWR1HJSKSta5V0CJxJUinq3:fsJ6RtugxWR1H4c5XJUinq

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.elektronikkutu.com
Port:
587
Username:
[email protected]
Password:
9U:e3@wpS3:U7h_V
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. 6 IoCs

resource	yara_rule
behavioral1/memory/2308-18-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2308-19-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2308-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2308-25-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2308-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2308-33-0x0000000004B40000-0x0000000004B80000-memory.dmp	INDICATOR_EXE_Packed_GEN01

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 6 IoCs

resource	yara_rule
behavioral1/memory/2308-18-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2308-19-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2308-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2308-25-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2308-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2308-33-0x0000000004B40000-0x0000000004B80000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 6 IoCs

resource	yara_rule
behavioral1/memory/2308-18-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
behavioral1/memory/2308-19-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
behavioral1/memory/2308-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
behavioral1/memory/2308-25-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
behavioral1/memory/2308-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
behavioral1/memory/2308-33-0x0000000004B40000-0x0000000004B80000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL

Detects executables referencing Windows vault credential objects. Observed in infostealers 6 IoCs

resource	yara_rule
behavioral1/memory/2308-18-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2308-19-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2308-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2308-25-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2308-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2308-33-0x0000000004B40000-0x0000000004B80000-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 6 IoCs

resource	yara_rule
behavioral1/memory/2308-18-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2308-19-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2308-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2308-25-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2308-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2308-33-0x0000000004B40000-0x0000000004B80000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Detects executables referencing many email and collaboration clients. Observed in information stealers 6 IoCs

resource	yara_rule
behavioral1/memory/2308-18-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2308-19-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2308-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2308-25-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2308-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2308-33-0x0000000004B40000-0x0000000004B80000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

Detects executables referencing many file transfer clients. Observed in information stealers 6 IoCs

resource	yara_rule
behavioral1/memory/2308-18-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2308-19-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2308-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2308-25-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2308-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2308-33-0x0000000004B40000-0x0000000004B80000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

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 2220 set thread context of 2308	2220	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	32

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
2680	schtasks.exe

Suspicious behavior: EnumeratesProcesses 17 IoCs

pid	Process
2220	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
2220	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
2220	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
2220	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
2220	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
2220	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
2220	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
2220	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
2220	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
2220	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
2220	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
2220	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
2220	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
2220	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
2308	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
2308	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
2840	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2220	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
Token: SeDebugPrivilege	2308	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
Token: SeDebugPrivilege	2840	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2308	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2220 wrote to memory of 2840	2220	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	28
PID 2220 wrote to memory of 2840	2220	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	28
PID 2220 wrote to memory of 2840	2220	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	28
PID 2220 wrote to memory of 2840	2220	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	28
PID 2220 wrote to memory of 2680	2220	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	30
PID 2220 wrote to memory of 2680	2220	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	30
PID 2220 wrote to memory of 2680	2220	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	30
PID 2220 wrote to memory of 2680	2220	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	30
PID 2220 wrote to memory of 2308	2220	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	32
PID 2220 wrote to memory of 2308	2220	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	32
PID 2220 wrote to memory of 2308	2220	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	32
PID 2220 wrote to memory of 2308	2220	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	32
PID 2220 wrote to memory of 2308	2220	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	32
PID 2220 wrote to memory of 2308	2220	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	32
PID 2220 wrote to memory of 2308	2220	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	32
PID 2220 wrote to memory of 2308	2220	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	32
PID 2220 wrote to memory of 2308	2220	4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe	32

C:\Users\Admin\AppData\Local\Temp\4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
"C:\Users\Admin\AppData\Local\Temp\4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2220
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\PSTnEcHsBeaZp.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2840
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PSTnEcHsBeaZp" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAFEE.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2680
- C:\Users\Admin\AppData\Local\Temp\4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe
  "C:\Users\Admin\AppData\Local\Temp\4f86439a425e3980a2c4c6a7133161f441d3c8338d226eff67b84b180d659ec7.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2308

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

3

T1005

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
1KB

MD5
abb995e40a533831f7c761f1332b9fac

SHA1
ac902e5c914cf5da104730a164410f3cd8b82810

SHA256
605eee26b3e45b35f3a9b2da08e8fc8f4649dabb578f952a1141bcbdaddd9d26

SHA512
4e575b2cc11863d7aa4ae6e37178796a94806132e39fa2b40fe5c050080f77db9a35bd7d3e85e5fa712407ccef81d6061a6d2f978a2cd384398668d9ef9851d9

Download Submit
memory/2220-1-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/2220-0-0x0000000000960000-0x0000000000A2C000-memory.dmp

Filesize
816KB

Download
memory/2220-2-0x0000000004DE0000-0x0000000004E20000-memory.dmp

Filesize
256KB

Download
memory/2220-3-0x00000000004F0000-0x0000000000504000-memory.dmp

Filesize
80KB

Download
memory/2220-4-0x0000000001F40000-0x0000000001F4A000-memory.dmp

Filesize
40KB

Download
memory/2220-5-0x0000000001F50000-0x0000000001F5E000-memory.dmp

Filesize
56KB

Download
memory/2220-6-0x0000000002140000-0x00000000021C4000-memory.dmp

Filesize
528KB

Download
memory/2220-7-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/2220-8-0x0000000004DE0000-0x0000000004E20000-memory.dmp

Filesize
256KB

Download
memory/2220-26-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/2308-23-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2308-33-0x0000000004B40000-0x0000000004B80000-memory.dmp

Filesize
256KB

Download
memory/2308-19-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2308-17-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2308-21-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2308-25-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2308-18-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2308-28-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2308-29-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/2308-16-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2308-39-0x0000000004B40000-0x0000000004B80000-memory.dmp

Filesize
256KB

Download
memory/2308-38-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/2840-30-0x000000006E2D0000-0x000000006E87B000-memory.dmp

Filesize
5.7MB

Download
memory/2840-36-0x0000000002AD0000-0x0000000002B10000-memory.dmp

Filesize
256KB

Download
memory/2840-35-0x0000000002AD0000-0x0000000002B10000-memory.dmp

Filesize
256KB

Download
memory/2840-34-0x0000000002AD0000-0x0000000002B10000-memory.dmp

Filesize
256KB

Download
memory/2840-37-0x000000006E2D0000-0x000000006E87B000-memory.dmp

Filesize
5.7MB

Download
memory/2840-32-0x000000006E2D0000-0x000000006E87B000-memory.dmp

Filesize
5.7MB

Download
memory/2840-31-0x000000006E2D0000-0x000000006E87B000-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