agenttesla | ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b

General

Target

ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe
Size

331KB
MD5

4d5be358bbac13c569a560cebe97bf68
SHA1

859de0440fe714a8e0362b9977183c61273ed650
SHA256

ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b
SHA512

ae6691571ae77e7d1c5c5f36a06bc20bf070a5ed00775d858832f1040f2f24fd6f3eef2d0d1f3565da986e79619a571589f36926ec1d323378ca879497354283
SSDEEP

6144:W2rC8UJ4M78AS3ZslYwHvil7FQf3gNUa5LDnLgKjx1S44q:7UJ8p3Z6YwKsf3onn8KF1W

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.mamohoteluluwatu.com
Port:
587
Username:
[email protected]
Password:
2017*/mamo
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/2296-6-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2296-8-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2296-12-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2296-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2296-17-0x0000000000400000-0x0000000000442000-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/2296-6-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2296-8-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2296-12-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2296-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2296-17-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

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

resource	yara_rule
behavioral1/memory/2296-6-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2296-8-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2296-12-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2296-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2296-17-0x0000000000400000-0x0000000000442000-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/2296-6-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2296-8-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2296-12-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2296-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2296-17-0x0000000000400000-0x0000000000442000-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/2296-6-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2296-8-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2296-12-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2296-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2296-17-0x0000000000400000-0x0000000000442000-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/2296-6-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2296-8-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2296-12-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2296-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2296-17-0x0000000000400000-0x0000000000442000-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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2876 set thread context of 2296	2876	ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe	28

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2296	ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe
2296	ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2296	ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2876 wrote to memory of 2296	2876	ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe	28
PID 2876 wrote to memory of 2296	2876	ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe	28
PID 2876 wrote to memory of 2296	2876	ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe	28
PID 2876 wrote to memory of 2296	2876	ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe	28
PID 2876 wrote to memory of 2296	2876	ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe	28
PID 2876 wrote to memory of 2296	2876	ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe	28
PID 2876 wrote to memory of 2296	2876	ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe	28
PID 2876 wrote to memory of 2296	2876	ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe	28
PID 2876 wrote to memory of 2296	2876	ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe	28

C:\Users\Admin\AppData\Local\Temp\ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe
"C:\Users\Admin\AppData\Local\Temp\ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2876
- C:\Users\Admin\AppData\Local\Temp\ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe
  "C:\Users\Admin\AppData\Local\Temp\ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2296

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

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2296-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2296-5-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2296-21-0x00000000049D0000-0x0000000004A10000-memory.dmp

Filesize
256KB

Download
memory/2296-4-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2296-12-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2296-6-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2296-20-0x0000000074BD0000-0x00000000752BE000-memory.dmp

Filesize
6.9MB

Download
memory/2296-19-0x00000000049D0000-0x0000000004A10000-memory.dmp

Filesize
256KB

Download
memory/2296-18-0x0000000074BD0000-0x00000000752BE000-memory.dmp

Filesize
6.9MB

Download
memory/2296-17-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2296-8-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2296-15-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2876-1-0x0000000074C50000-0x000000007533E000-memory.dmp

Filesize
6.9MB

Download
memory/2876-2-0x0000000001FB0000-0x0000000001FF0000-memory.dmp

Filesize
256KB

Download
memory/2876-14-0x0000000074C50000-0x000000007533E000-memory.dmp

Filesize
6.9MB

Download
memory/2876-3-0x0000000000520000-0x0000000000521000-memory.dmp

Filesize
4KB

Download
memory/2876-0-0x0000000000370000-0x00000000003CA000-memory.dmp

Filesize
360KB

Download

Analysis

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