agenttesla | 18685cc299f03f907413c789321ea1131326fec4a71de97194814685ba0dba38

General

Target

18685cc299f03f907413c789321ea1131326fec4a71de97194814685ba0dba38.exe
Size

703KB
MD5

c56407abd66f8bb4eaa318e56f464f71
SHA1

134d8ad6789d8c500005754da686ddc7d46e92d1
SHA256

18685cc299f03f907413c789321ea1131326fec4a71de97194814685ba0dba38
SHA512

6f52056d194dcaedba67bf2f29a7036e4172008085ee6cd1c0734077801c28c961501d1c535cd3bb7086c08cf7ffc29de9098770dbe93bd382554242a0ae07cc
SSDEEP

12288:vW+L9bW9ezd6Ztw4C8zFVK52RoA5UCWEFElQ+Nij2DGoNHJqCf9OK96bkR:vbL9iyYnRC8zA26A5hxOlQ+cCJNHgKE+

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.ronaldsmith.loan
Port:
587
Username:
[email protected]
Password:
BillionPay$
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/2792-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2792-25-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2792-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2792-32-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2792-34-0x0000000000400000-0x0000000000442000-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/2792-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2792-25-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2792-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2792-32-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2792-34-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

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

resource	yara_rule
behavioral1/memory/2792-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2792-25-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2792-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2792-32-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2792-34-0x0000000000400000-0x0000000000442000-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/2792-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2792-25-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2792-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2792-32-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2792-34-0x0000000000400000-0x0000000000442000-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/2792-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2792-25-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2792-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2792-32-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2792-34-0x0000000000400000-0x0000000000442000-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/2792-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2792-25-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2792-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2792-32-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2792-34-0x0000000000400000-0x0000000000442000-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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2352 set thread context of 2792	2352	18685cc299f03f907413c789321ea1131326fec4a71de97194814685ba0dba38.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
2672	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2636	powershell.exe
1708	powershell.exe
2792	18685cc299f03f907413c789321ea1131326fec4a71de97194814685ba0dba38.exe
2792	18685cc299f03f907413c789321ea1131326fec4a71de97194814685ba0dba38.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2792	18685cc299f03f907413c789321ea1131326fec4a71de97194814685ba0dba38.exe
Token: SeDebugPrivilege	2636	powershell.exe
Token: SeDebugPrivilege	1708	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2792	18685cc299f03f907413c789321ea1131326fec4a71de97194814685ba0dba38.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2352 wrote to memory of 1708	2352	18685cc299f03f907413c789321ea1131326fec4a71de97194814685ba0dba38.exe	28
PID 2352 wrote to memory of 1708	2352	18685cc299f03f907413c789321ea1131326fec4a71de97194814685ba0dba38.exe	28
PID 2352 wrote to memory of 1708	2352	18685cc299f03f907413c789321ea1131326fec4a71de97194814685ba0dba38.exe	28
PID 2352 wrote to memory of 1708	2352	18685cc299f03f907413c789321ea1131326fec4a71de97194814685ba0dba38.exe	28
PID 2352 wrote to memory of 2636	2352	18685cc299f03f907413c789321ea1131326fec4a71de97194814685ba0dba38.exe	30
PID 2352 wrote to memory of 2636	2352	18685cc299f03f907413c789321ea1131326fec4a71de97194814685ba0dba38.exe	30
PID 2352 wrote to memory of 2636	2352	18685cc299f03f907413c789321ea1131326fec4a71de97194814685ba0dba38.exe	30
PID 2352 wrote to memory of 2636	2352	18685cc299f03f907413c789321ea1131326fec4a71de97194814685ba0dba38.exe	30
PID 2352 wrote to memory of 2672	2352	18685cc299f03f907413c789321ea1131326fec4a71de97194814685ba0dba38.exe	32
PID 2352 wrote to memory of 2672	2352	18685cc299f03f907413c789321ea1131326fec4a71de97194814685ba0dba38.exe	32
PID 2352 wrote to memory of 2672	2352	18685cc299f03f907413c789321ea1131326fec4a71de97194814685ba0dba38.exe	32
PID 2352 wrote to memory of 2672	2352	18685cc299f03f907413c789321ea1131326fec4a71de97194814685ba0dba38.exe	32
PID 2352 wrote to memory of 2792	2352	18685cc299f03f907413c789321ea1131326fec4a71de97194814685ba0dba38.exe	34
PID 2352 wrote to memory of 2792	2352	18685cc299f03f907413c789321ea1131326fec4a71de97194814685ba0dba38.exe	34
PID 2352 wrote to memory of 2792	2352	18685cc299f03f907413c789321ea1131326fec4a71de97194814685ba0dba38.exe	34
PID 2352 wrote to memory of 2792	2352	18685cc299f03f907413c789321ea1131326fec4a71de97194814685ba0dba38.exe	34
PID 2352 wrote to memory of 2792	2352	18685cc299f03f907413c789321ea1131326fec4a71de97194814685ba0dba38.exe	34
PID 2352 wrote to memory of 2792	2352	18685cc299f03f907413c789321ea1131326fec4a71de97194814685ba0dba38.exe	34
PID 2352 wrote to memory of 2792	2352	18685cc299f03f907413c789321ea1131326fec4a71de97194814685ba0dba38.exe	34
PID 2352 wrote to memory of 2792	2352	18685cc299f03f907413c789321ea1131326fec4a71de97194814685ba0dba38.exe	34
PID 2352 wrote to memory of 2792	2352	18685cc299f03f907413c789321ea1131326fec4a71de97194814685ba0dba38.exe	34

C:\Users\Admin\AppData\Local\Temp\18685cc299f03f907413c789321ea1131326fec4a71de97194814685ba0dba38.exe
"C:\Users\Admin\AppData\Local\Temp\18685cc299f03f907413c789321ea1131326fec4a71de97194814685ba0dba38.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2352
- 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\18685cc299f03f907413c789321ea1131326fec4a71de97194814685ba0dba38.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1708
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\nvLQFOOBRNypY.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2636
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\nvLQFOOBRNypY" /XML "C:\Users\Admin\AppData\Local\Temp\tmp39D5.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2672
- C:\Users\Admin\AppData\Local\Temp\18685cc299f03f907413c789321ea1131326fec4a71de97194814685ba0dba38.exe
  "C:\Users\Admin\AppData\Local\Temp\18685cc299f03f907413c789321ea1131326fec4a71de97194814685ba0dba38.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2792

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\tmp39D5.tmp

Filesize
1KB

MD5
41b09ef9d7fba34f92570ac3719ce7fa

SHA1
e3e5786b13e7289882604320ff2abc05aff96552

SHA256
d7480d2e3c619a54a5a0001470c8814eb3984849c13df017e23bbe8cb196bfa9

SHA512
aa98ff49f6fabffbac471642e2e936c34b81d7a9975e0f2cf42d5cf66aa7b018fd0fea8cca91b71d82fcfe16c1297f1099b8b7acdd1699e2d6f9a3ee9fba6ffa

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\5OXVVR9CZBPEIIGHV4RP.temp

Filesize
7KB

MD5
df835dac6dc445e6dc67abb48f3a0ce4

SHA1
d60b7bacfa1ef1a6e7d75ac46ec9820a1bd0de4c

SHA256
fc4ab4534bff3f7cb198ef2b33742941333212be8c37a73da0b14ae1a9387cdc

SHA512
a553b9e4f5193b0e69d8d1ea0aaca8c1a84c7eedd7c279df3ad9fa30600e29eca76e8a74f84723b17b271c566bf1b98fb91a65dc7c9bf9d6080f76aa8c126374

Download Submit
memory/1708-46-0x000000006EDB0000-0x000000006F35B000-memory.dmp

Filesize
5.7MB

Download
memory/1708-43-0x00000000005B0000-0x00000000005F0000-memory.dmp

Filesize
256KB

Download
memory/1708-39-0x000000006EDB0000-0x000000006F35B000-memory.dmp

Filesize
5.7MB

Download
memory/1708-37-0x00000000005B0000-0x00000000005F0000-memory.dmp

Filesize
256KB

Download
memory/1708-36-0x000000006EDB0000-0x000000006F35B000-memory.dmp

Filesize
5.7MB

Download
memory/2352-31-0x00000000744D0000-0x0000000074BBE000-memory.dmp

Filesize
6.9MB

Download
memory/2352-0-0x0000000001070000-0x0000000001122000-memory.dmp

Filesize
712KB

Download
memory/2352-1-0x00000000744D0000-0x0000000074BBE000-memory.dmp

Filesize
6.9MB

Download
memory/2352-2-0x0000000000B40000-0x0000000000B80000-memory.dmp

Filesize
256KB

Download
memory/2352-6-0x0000000005980000-0x0000000005A04000-memory.dmp

Filesize
528KB

Download
memory/2352-3-0x0000000000660000-0x000000000067C000-memory.dmp

Filesize
112KB

Download
memory/2352-4-0x0000000000330000-0x000000000033C000-memory.dmp

Filesize
48KB

Download
memory/2352-5-0x0000000000680000-0x0000000000692000-memory.dmp

Filesize
72KB

Download
memory/2636-44-0x00000000028C0000-0x0000000002900000-memory.dmp

Filesize
256KB

Download
memory/2636-38-0x00000000028C0000-0x0000000002900000-memory.dmp

Filesize
256KB

Download
memory/2636-47-0x000000006EDB0000-0x000000006F35B000-memory.dmp

Filesize
5.7MB

Download
memory/2636-35-0x000000006EDB0000-0x000000006F35B000-memory.dmp

Filesize
5.7MB

Download
memory/2636-42-0x00000000028C0000-0x0000000002900000-memory.dmp

Filesize
256KB

Download
memory/2636-40-0x000000006EDB0000-0x000000006F35B000-memory.dmp

Filesize
5.7MB

Download
memory/2792-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2792-25-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2792-32-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2792-41-0x00000000727B0000-0x0000000072E9E000-memory.dmp

Filesize
6.9MB

Download
memory/2792-45-0x0000000004AD0000-0x0000000004B10000-memory.dmp

Filesize
256KB

Download
memory/2792-23-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2792-21-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2792-29-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2792-34-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2792-19-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2792-48-0x00000000727B0000-0x0000000072E9E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads