agenttesla | f58569cf12f290aaf8ab11eef8aa242dc01528b5a7fbed2eb1deb601905211e4

General

Target

Swift copy.pdf,....exe
Size

611KB
MD5

046396ed46cad7eb60175d3c8e5ef031
SHA1

62fdb0cc9ed8ce1670c4eee6220d489927fa3b89
SHA256

0af16f11d3c4f8de65e4a6edba5d3ae82ea4e1b5a4ad5017b4e6363884998488
SHA512

3d63fdf4a92d9218cc8c4e6c167963a361436ea9a55d663c2ffc435a7adbef7dfa56876b0b55dfaa57f2f725d0ce84c6d85d7f07583e2d1bddb82b371f2867fc

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.ffiegypt.com
Port:
587
Username:
[email protected]
Password:
12345678az

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla

AgentTesla Payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2016-64-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/2016-65-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/2016-66-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/2016-67-0x0000000000446C5E-mapping.dmp	family_agenttesla
behavioral1/memory/2016-69-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/2016-71-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

Processes:

RegSvcs.exe

description ioc process

File opened for modification C:\Windows\system32\drivers\etc\hosts RegSvcs.exe

description	ioc	process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	RegSvcs.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

RegSvcs.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows\CurrentVersion\Run\AvWCA = "C:\\Users\\Admin\\AppData\\Roaming\\AvWCA\\AvWCA.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Swift copy.pdf,....exe

description pid process target process

PID 1644 set thread context of 2016 1644 Swift copy.pdf,....exe RegSvcs.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

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
T1053

Processes:

schtasks.exe

pid process

1076 schtasks.exe
Modifies registry key 1 TTPs 1 IoCs

Modify Registry
T1112

Processes:

REG.exe

pid process

1740 REG.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

Swift copy.pdf,....exeRegSvcs.exe

pid process

1644 Swift copy.pdf,....exe
1644 Swift copy.pdf,....exe
1644 Swift copy.pdf,....exe
2016 RegSvcs.exe
2016 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Swift copy.pdf,....exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 1644 Swift copy.pdf,....exe
Token: SeDebugPrivilege 2016 RegSvcs.exe

description	pid	process	target process
PID 1644 set thread context of 2016	1644	Swift copy.pdf,....exe	RegSvcs.exe

pid	process
1076	schtasks.exe

pid	process
1740	REG.exe

pid	process
1644	Swift copy.pdf,....exe
1644	Swift copy.pdf,....exe
1644	Swift copy.pdf,....exe
2016	RegSvcs.exe
2016	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	1644	Swift copy.pdf,....exe
Token: SeDebugPrivilege	2016	RegSvcs.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

Swift copy.pdf,....exeRegSvcs.exe

description	pid	process	target process
PID 1644 wrote to memory of 1076	1644	Swift copy.pdf,....exe	schtasks.exe
PID 1644 wrote to memory of 1076	1644	Swift copy.pdf,....exe	schtasks.exe
PID 1644 wrote to memory of 1076	1644	Swift copy.pdf,....exe	schtasks.exe
PID 1644 wrote to memory of 1076	1644	Swift copy.pdf,....exe	schtasks.exe
PID 1644 wrote to memory of 2016	1644	Swift copy.pdf,....exe	RegSvcs.exe
PID 1644 wrote to memory of 2016	1644	Swift copy.pdf,....exe	RegSvcs.exe
PID 1644 wrote to memory of 2016	1644	Swift copy.pdf,....exe	RegSvcs.exe
PID 1644 wrote to memory of 2016	1644	Swift copy.pdf,....exe	RegSvcs.exe
PID 1644 wrote to memory of 2016	1644	Swift copy.pdf,....exe	RegSvcs.exe
PID 1644 wrote to memory of 2016	1644	Swift copy.pdf,....exe	RegSvcs.exe
PID 1644 wrote to memory of 2016	1644	Swift copy.pdf,....exe	RegSvcs.exe
PID 1644 wrote to memory of 2016	1644	Swift copy.pdf,....exe	RegSvcs.exe
PID 1644 wrote to memory of 2016	1644	Swift copy.pdf,....exe	RegSvcs.exe
PID 1644 wrote to memory of 2016	1644	Swift copy.pdf,....exe	RegSvcs.exe
PID 1644 wrote to memory of 2016	1644	Swift copy.pdf,....exe	RegSvcs.exe
PID 1644 wrote to memory of 2016	1644	Swift copy.pdf,....exe	RegSvcs.exe
PID 2016 wrote to memory of 1740	2016	RegSvcs.exe	REG.exe
PID 2016 wrote to memory of 1740	2016	RegSvcs.exe	REG.exe
PID 2016 wrote to memory of 1740	2016	RegSvcs.exe	REG.exe
PID 2016 wrote to memory of 1740	2016	RegSvcs.exe	REG.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\Swift copy.pdf,....exe
"C:\Users\Admin\AppData\Local\Temp\Swift copy.pdf,....exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1644

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PoWDGuAorsQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC42A.tmp"
2⤵
- Creates scheduled task(s)
PID:1076

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:2016

C:\Windows\SysWOW64\REG.exe
REG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System / v DisableTaskMgr / t REG_DWORD / d 1 / f
3⤵
- Modifies registry key
PID:1740

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

Scheduled Task

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpC42A.tmp
Filesize
1KB

MD5
a57eb9db6da1cda731501015cf38ad1c

SHA1
9d3cc9cc4ab24905eb16d6cb7d288857ff78cbeb

SHA256
1364bf0a04ad368dcbf8180b71b37126b02dca46bf31ec70ae5e86e57cd48526

SHA512
c0b5e10b0afeb868a221a6035b270c0967f8be08839c2ebeab9d01d77df2590fcc6f6f057a0afc52739603c72bfab34ec828a7934a93c04485b25bac40b121df

Download Submit
memory/1076-59-0x0000000000000000-mapping.dmp

Download
memory/1644-54-0x0000000000BB0000-0x0000000000C4E000-memory.dmp

Filesize
632KB

Download
memory/1644-55-0x0000000076781000-0x0000000076783000-memory.dmp

Filesize
8KB

Download
memory/1644-56-0x0000000000640000-0x000000000064A000-memory.dmp

Filesize
40KB

Download
memory/1644-57-0x00000000047A0000-0x0000000004804000-memory.dmp

Filesize
400KB

Download
memory/1644-58-0x0000000004D00000-0x0000000004D4C000-memory.dmp

Filesize
304KB

Download
memory/1740-73-0x0000000000000000-mapping.dmp

Download
memory/2016-62-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2016-64-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2016-65-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2016-66-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2016-67-0x0000000000446C5E-mapping.dmp

Download
memory/2016-69-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2016-71-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2016-61-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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