agenttesla | f96d9df2797c124fdfcdaa1845ba0f2e980aa87ff3a7a6879913536ea7b9bea8

General

Target

f96d9df2797c124fdfcdaa1845ba0f2e980aa87ff3a7a6879913536ea7b9bea8.exe
Size

681KB
MD5

26a199c626aa9327d6feb39dbe298c5c
SHA1

de3f9f319a483d4951e3fa20b943506efe80d390
SHA256

f96d9df2797c124fdfcdaa1845ba0f2e980aa87ff3a7a6879913536ea7b9bea8
SHA512

5a21264c9a7cf75fb031ed4f54b937311a0f67efc294f8cf4fd31d7ef5295585ea842dda679ec59c0b694c4d6bacfd4013f2282151971204ed558b68fe31f4d8
SSDEEP

12288:imrgC74CMwwBAqKcap6+uhB+jUIkPPtHyHrdxkhJcGGL8dzfG3N+K14:imrFJx6rujqlHyHGhGL85Yw

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.etmmedical.com
Port:
587
Username:
[email protected]
Password:
etmitris116848
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/2624-10-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2624-12-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2624-16-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2624-18-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2624-20-0x0000000000400000-0x0000000000440000-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/2624-10-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2624-12-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2624-16-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2624-18-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2624-20-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables packed with SmartAssembly 1 IoCs

resource	yara_rule
behavioral1/memory/2084-4-0x0000000000530000-0x000000000053C000-memory.dmp	INDICATOR_EXE_Packed_SmartAssembly

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

resource	yara_rule
behavioral1/memory/2624-10-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2624-12-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2624-16-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2624-18-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2624-20-0x0000000000400000-0x0000000000440000-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/2624-10-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2624-12-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2624-16-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2624-18-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2624-20-0x0000000000400000-0x0000000000440000-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/2624-10-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2624-12-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2624-16-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2624-18-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2624-20-0x0000000000400000-0x0000000000440000-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/2624-10-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2624-12-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2624-16-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2624-18-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2624-20-0x0000000000400000-0x0000000000440000-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 2084 set thread context of 2624	2084	f96d9df2797c124fdfcdaa1845ba0f2e980aa87ff3a7a6879913536ea7b9bea8.exe	30

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2084	f96d9df2797c124fdfcdaa1845ba0f2e980aa87ff3a7a6879913536ea7b9bea8.exe
2084	f96d9df2797c124fdfcdaa1845ba0f2e980aa87ff3a7a6879913536ea7b9bea8.exe
2624	f96d9df2797c124fdfcdaa1845ba0f2e980aa87ff3a7a6879913536ea7b9bea8.exe
2624	f96d9df2797c124fdfcdaa1845ba0f2e980aa87ff3a7a6879913536ea7b9bea8.exe
2536	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2084	f96d9df2797c124fdfcdaa1845ba0f2e980aa87ff3a7a6879913536ea7b9bea8.exe
Token: SeDebugPrivilege	2624	f96d9df2797c124fdfcdaa1845ba0f2e980aa87ff3a7a6879913536ea7b9bea8.exe
Token: SeDebugPrivilege	2536	powershell.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2084 wrote to memory of 2536	2084	f96d9df2797c124fdfcdaa1845ba0f2e980aa87ff3a7a6879913536ea7b9bea8.exe	28
PID 2084 wrote to memory of 2536	2084	f96d9df2797c124fdfcdaa1845ba0f2e980aa87ff3a7a6879913536ea7b9bea8.exe	28
PID 2084 wrote to memory of 2536	2084	f96d9df2797c124fdfcdaa1845ba0f2e980aa87ff3a7a6879913536ea7b9bea8.exe	28
PID 2084 wrote to memory of 2536	2084	f96d9df2797c124fdfcdaa1845ba0f2e980aa87ff3a7a6879913536ea7b9bea8.exe	28
PID 2084 wrote to memory of 2624	2084	f96d9df2797c124fdfcdaa1845ba0f2e980aa87ff3a7a6879913536ea7b9bea8.exe	30
PID 2084 wrote to memory of 2624	2084	f96d9df2797c124fdfcdaa1845ba0f2e980aa87ff3a7a6879913536ea7b9bea8.exe	30
PID 2084 wrote to memory of 2624	2084	f96d9df2797c124fdfcdaa1845ba0f2e980aa87ff3a7a6879913536ea7b9bea8.exe	30
PID 2084 wrote to memory of 2624	2084	f96d9df2797c124fdfcdaa1845ba0f2e980aa87ff3a7a6879913536ea7b9bea8.exe	30
PID 2084 wrote to memory of 2624	2084	f96d9df2797c124fdfcdaa1845ba0f2e980aa87ff3a7a6879913536ea7b9bea8.exe	30
PID 2084 wrote to memory of 2624	2084	f96d9df2797c124fdfcdaa1845ba0f2e980aa87ff3a7a6879913536ea7b9bea8.exe	30
PID 2084 wrote to memory of 2624	2084	f96d9df2797c124fdfcdaa1845ba0f2e980aa87ff3a7a6879913536ea7b9bea8.exe	30
PID 2084 wrote to memory of 2624	2084	f96d9df2797c124fdfcdaa1845ba0f2e980aa87ff3a7a6879913536ea7b9bea8.exe	30
PID 2084 wrote to memory of 2624	2084	f96d9df2797c124fdfcdaa1845ba0f2e980aa87ff3a7a6879913536ea7b9bea8.exe	30

C:\Users\Admin\AppData\Local\Temp\f96d9df2797c124fdfcdaa1845ba0f2e980aa87ff3a7a6879913536ea7b9bea8.exe
"C:\Users\Admin\AppData\Local\Temp\f96d9df2797c124fdfcdaa1845ba0f2e980aa87ff3a7a6879913536ea7b9bea8.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2084
- 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\f96d9df2797c124fdfcdaa1845ba0f2e980aa87ff3a7a6879913536ea7b9bea8.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2536
- C:\Users\Admin\AppData\Local\Temp\f96d9df2797c124fdfcdaa1845ba0f2e980aa87ff3a7a6879913536ea7b9bea8.exe
  "C:\Users\Admin\AppData\Local\Temp\f96d9df2797c124fdfcdaa1845ba0f2e980aa87ff3a7a6879913536ea7b9bea8.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2624

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

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

Replay Monitor

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Downloads

memory/2084-21-0x0000000073ED0000-0x00000000745BE000-memory.dmp

Filesize
6.9MB

Download
memory/2084-0-0x0000000001050000-0x0000000001100000-memory.dmp

Filesize
704KB

Download
memory/2084-2-0x00000000049F0000-0x0000000004A30000-memory.dmp

Filesize
256KB

Download
memory/2084-3-0x0000000000510000-0x0000000000522000-memory.dmp

Filesize
72KB

Download
memory/2084-4-0x0000000000530000-0x000000000053C000-memory.dmp

Filesize
48KB

Download
memory/2084-5-0x00000000053B0000-0x0000000005432000-memory.dmp

Filesize
520KB

Download
memory/2084-1-0x0000000073ED0000-0x00000000745BE000-memory.dmp

Filesize
6.9MB

Download
memory/2536-28-0x000000006EDB0000-0x000000006F35B000-memory.dmp

Filesize
5.7MB

Download
memory/2536-27-0x0000000002320000-0x0000000002360000-memory.dmp

Filesize
256KB

Download
memory/2536-26-0x000000006EDB0000-0x000000006F35B000-memory.dmp

Filesize
5.7MB

Download
memory/2536-25-0x000000006EDB0000-0x000000006F35B000-memory.dmp

Filesize
5.7MB

Download
memory/2624-6-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2624-12-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2624-20-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2624-22-0x0000000073ED0000-0x00000000745BE000-memory.dmp

Filesize
6.9MB

Download
memory/2624-16-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2624-18-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2624-10-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2624-8-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2624-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2624-29-0x0000000073ED0000-0x00000000745BE000-memory.dmp

Filesize
6.9MB

Download
memory/2624-30-0x0000000004950000-0x0000000004990000-memory.dmp

Filesize
256KB

Download

Analysis

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