agenttesla | 8819d137ba69b96b3f3c28cca74603e86c4ecea2c821e5332452a51258176439

General

Target

8819d137ba69b96b3f3c28cca74603e86c4ecea2c821e5332452a51258176439.exe
Size

2.5MB
MD5

cc74321fe70654e82ead4093093b0116
SHA1

68e74f568066c31b0f2b2a2837b5ce072b0857af
SHA256

8819d137ba69b96b3f3c28cca74603e86c4ecea2c821e5332452a51258176439
SHA512

e02dc05c21788129ee7509daf307b48632fb76d72ad0c01bd5bae78962a0e3c5b3e78052ca6db9a5f5d31d7b3e3ccbc77385a28a62b208385158a5852d897214
SSDEEP

12288:KP6pSfs5iMrbVM48GaHeRlPKlBEM9JVmkGkJ+yXiR0kVOmPiBR6y:KSIfspZRaHUlCR9JVYci05m6BR6y

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.motek.ro
Port:
587
Username:
[email protected]
Password:
[_QR4eY?2cHe
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/2220-8-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2220-17-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2220-15-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2220-13-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2220-10-0x0000000000400000-0x0000000000440000-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/2220-8-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2220-17-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2220-15-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2220-13-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2220-10-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables packed with or use KoiVM 1 IoCs

resource	yara_rule
behavioral1/memory/2420-3-0x000000001A5C0000-0x000000001A654000-memory.dmp	INDICATOR_EXE_Packed_KoiVM

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

resource	yara_rule
behavioral1/memory/2220-8-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2220-17-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2220-15-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2220-13-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2220-10-0x0000000000400000-0x0000000000440000-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/2220-8-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2220-17-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2220-15-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2220-13-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2220-10-0x0000000000400000-0x0000000000440000-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/2220-8-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2220-17-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2220-15-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2220-13-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2220-10-0x0000000000400000-0x0000000000440000-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/2220-8-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2220-17-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2220-15-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2220-13-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2220-10-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2420 set thread context of 2220	2420	8819d137ba69b96b3f3c28cca74603e86c4ecea2c821e5332452a51258176439.exe	28

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2220	regsvcs.exe
2220	regsvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2420	8819d137ba69b96b3f3c28cca74603e86c4ecea2c821e5332452a51258176439.exe
Token: SeDebugPrivilege	2220	regsvcs.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2420 wrote to memory of 2220	2420	8819d137ba69b96b3f3c28cca74603e86c4ecea2c821e5332452a51258176439.exe	28
PID 2420 wrote to memory of 2220	2420	8819d137ba69b96b3f3c28cca74603e86c4ecea2c821e5332452a51258176439.exe	28
PID 2420 wrote to memory of 2220	2420	8819d137ba69b96b3f3c28cca74603e86c4ecea2c821e5332452a51258176439.exe	28
PID 2420 wrote to memory of 2220	2420	8819d137ba69b96b3f3c28cca74603e86c4ecea2c821e5332452a51258176439.exe	28
PID 2420 wrote to memory of 2220	2420	8819d137ba69b96b3f3c28cca74603e86c4ecea2c821e5332452a51258176439.exe	28
PID 2420 wrote to memory of 2220	2420	8819d137ba69b96b3f3c28cca74603e86c4ecea2c821e5332452a51258176439.exe	28
PID 2420 wrote to memory of 2220	2420	8819d137ba69b96b3f3c28cca74603e86c4ecea2c821e5332452a51258176439.exe	28
PID 2420 wrote to memory of 2220	2420	8819d137ba69b96b3f3c28cca74603e86c4ecea2c821e5332452a51258176439.exe	28
PID 2420 wrote to memory of 2220	2420	8819d137ba69b96b3f3c28cca74603e86c4ecea2c821e5332452a51258176439.exe	28
PID 2420 wrote to memory of 2220	2420	8819d137ba69b96b3f3c28cca74603e86c4ecea2c821e5332452a51258176439.exe	28
PID 2420 wrote to memory of 2220	2420	8819d137ba69b96b3f3c28cca74603e86c4ecea2c821e5332452a51258176439.exe	28
PID 2420 wrote to memory of 2220	2420	8819d137ba69b96b3f3c28cca74603e86c4ecea2c821e5332452a51258176439.exe	28
PID 2420 wrote to memory of 2108	2420	8819d137ba69b96b3f3c28cca74603e86c4ecea2c821e5332452a51258176439.exe	29
PID 2420 wrote to memory of 2108	2420	8819d137ba69b96b3f3c28cca74603e86c4ecea2c821e5332452a51258176439.exe	29
PID 2420 wrote to memory of 2108	2420	8819d137ba69b96b3f3c28cca74603e86c4ecea2c821e5332452a51258176439.exe	29

C:\Users\Admin\AppData\Local\Temp\8819d137ba69b96b3f3c28cca74603e86c4ecea2c821e5332452a51258176439.exe
"C:\Users\Admin\AppData\Local\Temp\8819d137ba69b96b3f3c28cca74603e86c4ecea2c821e5332452a51258176439.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2420
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2220
- C:\Windows\system32\WerFault.exe
  C:\Windows\system32\WerFault.exe -u -p 2420 -s 672
  2⤵
  PID:2108

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2220-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2220-6-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2220-23-0x0000000074D40000-0x000000007542E000-memory.dmp

Filesize
6.9MB

Download
memory/2220-22-0x0000000074D4E000-0x0000000074D4F000-memory.dmp

Filesize
4KB

Download
memory/2220-8-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2220-17-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2220-15-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2220-13-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2220-19-0x0000000074D40000-0x000000007542E000-memory.dmp

Filesize
6.9MB

Download
memory/2220-18-0x0000000074D4E000-0x0000000074D4F000-memory.dmp

Filesize
4KB

Download
memory/2220-10-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2220-4-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2420-0-0x000007FEF6183000-0x000007FEF6184000-memory.dmp

Filesize
4KB

Download
memory/2420-1-0x00000000001E0000-0x00000000001EE000-memory.dmp

Filesize
56KB

Download
memory/2420-20-0x000007FEF6183000-0x000007FEF6184000-memory.dmp

Filesize
4KB

Download
memory/2420-21-0x000007FEF6180000-0x000007FEF6B6C000-memory.dmp

Filesize
9.9MB

Download
memory/2420-3-0x000000001A5C0000-0x000000001A654000-memory.dmp

Filesize
592KB

Download
memory/2420-2-0x000007FEF6180000-0x000007FEF6B6C000-memory.dmp

Filesize
9.9MB

Download

Analysis

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