agenttesla | ec094ea5e2f070f616feb1e4bf0bd00a7900e0ebdc22d9ed186d1e3fb94976b2

General

Target

ec094ea5e2f070f616feb1e4bf0bd00a7900e0ebdc22d9ed186d1e3fb94976b2.exe
Size

842KB
MD5

955a21c8b3f1823f73cd56c091294bd6
SHA1

e1f690b8ab52b28a00f6a4f69a94461422a0f781
SHA256

ec094ea5e2f070f616feb1e4bf0bd00a7900e0ebdc22d9ed186d1e3fb94976b2
SHA512

fb90b185f9f7ebd80e3ff52f52e6db332a773fc12a4e7d066052baa65e74ed69b6c2312fd713373589e823cb3e0fe42fc5222026c6b6ba98278f4709c1e730d7
SSDEEP

12288:2W31uTMGUdLPpXpZ69cuFrSvqXca0GySamREE1xvxkqVsBcKg/RVe3NHxcsRFfu:yUdLPlBkcsra8DO1Bjg/G3NR3

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6444695787:AAEigvgi5Qdnd3hE36eEPMDQelz8m8RewZY/

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/2840-12-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2840-14-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2840-18-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2840-20-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2840-22-0x0000000000400000-0x0000000000440000-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/2840-12-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2840-14-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2840-18-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2840-20-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2840-22-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

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

resource	yara_rule
behavioral1/memory/2840-12-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2840-14-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2840-18-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2840-20-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2840-22-0x0000000000400000-0x0000000000440000-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/2840-12-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2840-14-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2840-18-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2840-20-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2840-22-0x0000000000400000-0x0000000000440000-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/2840-12-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2840-14-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2840-18-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2840-20-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2840-22-0x0000000000400000-0x0000000000440000-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/2840-12-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2840-14-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2840-18-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2840-20-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2840-22-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

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 2 IoCs

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

flow	ioc
2	api.ipify.org
3	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 632 set thread context of 2840	632	ec094ea5e2f070f616feb1e4bf0bd00a7900e0ebdc22d9ed186d1e3fb94976b2.exe	31

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
632	ec094ea5e2f070f616feb1e4bf0bd00a7900e0ebdc22d9ed186d1e3fb94976b2.exe
632	ec094ea5e2f070f616feb1e4bf0bd00a7900e0ebdc22d9ed186d1e3fb94976b2.exe
632	ec094ea5e2f070f616feb1e4bf0bd00a7900e0ebdc22d9ed186d1e3fb94976b2.exe
2840	ec094ea5e2f070f616feb1e4bf0bd00a7900e0ebdc22d9ed186d1e3fb94976b2.exe
2840	ec094ea5e2f070f616feb1e4bf0bd00a7900e0ebdc22d9ed186d1e3fb94976b2.exe
2740	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	632	ec094ea5e2f070f616feb1e4bf0bd00a7900e0ebdc22d9ed186d1e3fb94976b2.exe
Token: SeDebugPrivilege	2840	ec094ea5e2f070f616feb1e4bf0bd00a7900e0ebdc22d9ed186d1e3fb94976b2.exe
Token: SeDebugPrivilege	2740	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2840	ec094ea5e2f070f616feb1e4bf0bd00a7900e0ebdc22d9ed186d1e3fb94976b2.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 632 wrote to memory of 2740	632	ec094ea5e2f070f616feb1e4bf0bd00a7900e0ebdc22d9ed186d1e3fb94976b2.exe	28
PID 632 wrote to memory of 2740	632	ec094ea5e2f070f616feb1e4bf0bd00a7900e0ebdc22d9ed186d1e3fb94976b2.exe	28
PID 632 wrote to memory of 2740	632	ec094ea5e2f070f616feb1e4bf0bd00a7900e0ebdc22d9ed186d1e3fb94976b2.exe	28
PID 632 wrote to memory of 2740	632	ec094ea5e2f070f616feb1e4bf0bd00a7900e0ebdc22d9ed186d1e3fb94976b2.exe	28
PID 632 wrote to memory of 2624	632	ec094ea5e2f070f616feb1e4bf0bd00a7900e0ebdc22d9ed186d1e3fb94976b2.exe	29
PID 632 wrote to memory of 2624	632	ec094ea5e2f070f616feb1e4bf0bd00a7900e0ebdc22d9ed186d1e3fb94976b2.exe	29
PID 632 wrote to memory of 2624	632	ec094ea5e2f070f616feb1e4bf0bd00a7900e0ebdc22d9ed186d1e3fb94976b2.exe	29
PID 632 wrote to memory of 2624	632	ec094ea5e2f070f616feb1e4bf0bd00a7900e0ebdc22d9ed186d1e3fb94976b2.exe	29
PID 632 wrote to memory of 2840	632	ec094ea5e2f070f616feb1e4bf0bd00a7900e0ebdc22d9ed186d1e3fb94976b2.exe	31
PID 632 wrote to memory of 2840	632	ec094ea5e2f070f616feb1e4bf0bd00a7900e0ebdc22d9ed186d1e3fb94976b2.exe	31
PID 632 wrote to memory of 2840	632	ec094ea5e2f070f616feb1e4bf0bd00a7900e0ebdc22d9ed186d1e3fb94976b2.exe	31
PID 632 wrote to memory of 2840	632	ec094ea5e2f070f616feb1e4bf0bd00a7900e0ebdc22d9ed186d1e3fb94976b2.exe	31
PID 632 wrote to memory of 2840	632	ec094ea5e2f070f616feb1e4bf0bd00a7900e0ebdc22d9ed186d1e3fb94976b2.exe	31
PID 632 wrote to memory of 2840	632	ec094ea5e2f070f616feb1e4bf0bd00a7900e0ebdc22d9ed186d1e3fb94976b2.exe	31
PID 632 wrote to memory of 2840	632	ec094ea5e2f070f616feb1e4bf0bd00a7900e0ebdc22d9ed186d1e3fb94976b2.exe	31
PID 632 wrote to memory of 2840	632	ec094ea5e2f070f616feb1e4bf0bd00a7900e0ebdc22d9ed186d1e3fb94976b2.exe	31
PID 632 wrote to memory of 2840	632	ec094ea5e2f070f616feb1e4bf0bd00a7900e0ebdc22d9ed186d1e3fb94976b2.exe	31

C:\Users\Admin\AppData\Local\Temp\ec094ea5e2f070f616feb1e4bf0bd00a7900e0ebdc22d9ed186d1e3fb94976b2.exe
"C:\Users\Admin\AppData\Local\Temp\ec094ea5e2f070f616feb1e4bf0bd00a7900e0ebdc22d9ed186d1e3fb94976b2.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:632
- 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\ec094ea5e2f070f616feb1e4bf0bd00a7900e0ebdc22d9ed186d1e3fb94976b2.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2740
- C:\Users\Admin\AppData\Local\Temp\ec094ea5e2f070f616feb1e4bf0bd00a7900e0ebdc22d9ed186d1e3fb94976b2.exe
  "C:\Users\Admin\AppData\Local\Temp\ec094ea5e2f070f616feb1e4bf0bd00a7900e0ebdc22d9ed186d1e3fb94976b2.exe"
  2⤵
  PID:2624
- C:\Users\Admin\AppData\Local\Temp\ec094ea5e2f070f616feb1e4bf0bd00a7900e0ebdc22d9ed186d1e3fb94976b2.exe
  "C:\Users\Admin\AppData\Local\Temp\ec094ea5e2f070f616feb1e4bf0bd00a7900e0ebdc22d9ed186d1e3fb94976b2.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2840

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/632-23-0x00000000742E0000-0x00000000749CE000-memory.dmp

Filesize
6.9MB

Download
memory/632-0-0x0000000000E10000-0x0000000000EE8000-memory.dmp

Filesize
864KB

Download
memory/632-2-0x0000000004C20000-0x0000000004C60000-memory.dmp

Filesize
256KB

Download
memory/632-3-0x00000000004C0000-0x00000000004DC000-memory.dmp

Filesize
112KB

Download
memory/632-4-0x0000000004C20000-0x0000000004C60000-memory.dmp

Filesize
256KB

Download
memory/632-5-0x0000000000670000-0x000000000067C000-memory.dmp

Filesize
48KB

Download
memory/632-6-0x0000000000680000-0x000000000068E000-memory.dmp

Filesize
56KB

Download
memory/632-7-0x0000000005F80000-0x0000000006002000-memory.dmp

Filesize
520KB

Download
memory/632-1-0x00000000742E0000-0x00000000749CE000-memory.dmp

Filesize
6.9MB

Download
memory/2740-27-0x000000006F330000-0x000000006F8DB000-memory.dmp

Filesize
5.7MB

Download
memory/2740-28-0x000000006F330000-0x000000006F8DB000-memory.dmp

Filesize
5.7MB

Download
memory/2740-30-0x000000006F330000-0x000000006F8DB000-memory.dmp

Filesize
5.7MB

Download
memory/2740-29-0x00000000024F0000-0x0000000002530000-memory.dmp

Filesize
256KB

Download
memory/2840-18-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2840-20-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2840-22-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2840-24-0x00000000742E0000-0x00000000749CE000-memory.dmp

Filesize
6.9MB

Download
memory/2840-10-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2840-8-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2840-12-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2840-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2840-14-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2840-31-0x00000000742E0000-0x00000000749CE000-memory.dmp

Filesize
6.9MB

Download
memory/2840-32-0x0000000004AC0000-0x0000000004B00000-memory.dmp

Filesize
256KB

Download

Analysis

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