agenttesla | ec1ebb7d6744634e8f82e87c03e821a90e84ea038760dbec89e2c75ede498547

General

Target

SOA.exe
Size

512KB
MD5

5fbde32f923edf89d89dcab60b07fd86
SHA1

dfdd545ca3b31bf3d74bfa1598ffb2bbac987dd0
SHA256

e6b35b0c81fbe9a13602d49d28b382c697263672a937486910073fcb54e3b1b0
SHA512

45cdf0fce3f266355530157a3b61d6855810be83ac455be456a57bc3b8a2ddc684fd3862c3ba7ee82ffc34bed004b779060b21905e4386c5fa3ecf631e38a9e6
SSDEEP

12288:mySBeyYq6YFBpaIq8kA6UItMjk/l8tIR:wBdYZYFBvJkA6HIMD

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.citechco.net
Port:
587
Username:
anando@citechco.net
Password:
Webana@321#

Signatures

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

AgentTesla payload 7 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2436-9-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2436-11-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2436-15-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2436-19-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2436-17-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2436-22-0x0000000004B30000-0x0000000004B70000-memory.dmp	family_agenttesla
behavioral1/memory/2436-25-0x0000000004B30000-0x0000000004B70000-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-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

RegSvcs.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\NXLun = "C:\\Users\\Admin\\AppData\\Roaming\\NXLun\\NXLun.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

SOA.exe

description pid process target process

PID 1292 set thread context of 2436 1292 SOA.exe RegSvcs.exe
Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

SOA.exeRegSvcs.exe

pid process

1292 SOA.exe
1292 SOA.exe
1292 SOA.exe
1292 SOA.exe
1292 SOA.exe
2436 RegSvcs.exe
2436 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

SOA.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 1292 SOA.exe
Token: SeDebugPrivilege 2436 RegSvcs.exe

description	pid	process	target process
PID 1292 set thread context of 2436	1292	SOA.exe	RegSvcs.exe

pid	process
1292	SOA.exe
1292	SOA.exe
1292	SOA.exe
1292	SOA.exe
1292	SOA.exe
2436	RegSvcs.exe
2436	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	1292	SOA.exe
Token: SeDebugPrivilege	2436	RegSvcs.exe

Suspicious use of WriteProcessMemory 33 IoCs

Processes:

SOA.exe

description	pid	process	target process
PID 1292 wrote to memory of 2408	1292	SOA.exe	RegSvcs.exe
PID 1292 wrote to memory of 2408	1292	SOA.exe	RegSvcs.exe
PID 1292 wrote to memory of 2408	1292	SOA.exe	RegSvcs.exe
PID 1292 wrote to memory of 2408	1292	SOA.exe	RegSvcs.exe
PID 1292 wrote to memory of 2408	1292	SOA.exe	RegSvcs.exe
PID 1292 wrote to memory of 2408	1292	SOA.exe	RegSvcs.exe
PID 1292 wrote to memory of 2408	1292	SOA.exe	RegSvcs.exe
PID 1292 wrote to memory of 2416	1292	SOA.exe	RegSvcs.exe
PID 1292 wrote to memory of 2416	1292	SOA.exe	RegSvcs.exe
PID 1292 wrote to memory of 2416	1292	SOA.exe	RegSvcs.exe
PID 1292 wrote to memory of 2416	1292	SOA.exe	RegSvcs.exe
PID 1292 wrote to memory of 2416	1292	SOA.exe	RegSvcs.exe
PID 1292 wrote to memory of 2416	1292	SOA.exe	RegSvcs.exe
PID 1292 wrote to memory of 2416	1292	SOA.exe	RegSvcs.exe
PID 1292 wrote to memory of 2424	1292	SOA.exe	RegSvcs.exe
PID 1292 wrote to memory of 2424	1292	SOA.exe	RegSvcs.exe
PID 1292 wrote to memory of 2424	1292	SOA.exe	RegSvcs.exe
PID 1292 wrote to memory of 2424	1292	SOA.exe	RegSvcs.exe
PID 1292 wrote to memory of 2424	1292	SOA.exe	RegSvcs.exe
PID 1292 wrote to memory of 2424	1292	SOA.exe	RegSvcs.exe
PID 1292 wrote to memory of 2424	1292	SOA.exe	RegSvcs.exe
PID 1292 wrote to memory of 2436	1292	SOA.exe	RegSvcs.exe
PID 1292 wrote to memory of 2436	1292	SOA.exe	RegSvcs.exe
PID 1292 wrote to memory of 2436	1292	SOA.exe	RegSvcs.exe
PID 1292 wrote to memory of 2436	1292	SOA.exe	RegSvcs.exe
PID 1292 wrote to memory of 2436	1292	SOA.exe	RegSvcs.exe
PID 1292 wrote to memory of 2436	1292	SOA.exe	RegSvcs.exe
PID 1292 wrote to memory of 2436	1292	SOA.exe	RegSvcs.exe
PID 1292 wrote to memory of 2436	1292	SOA.exe	RegSvcs.exe
PID 1292 wrote to memory of 2436	1292	SOA.exe	RegSvcs.exe
PID 1292 wrote to memory of 2436	1292	SOA.exe	RegSvcs.exe
PID 1292 wrote to memory of 2436	1292	SOA.exe	RegSvcs.exe
PID 1292 wrote to memory of 2436	1292	SOA.exe	RegSvcs.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\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-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\SOA.exe
"C:\Users\Admin\AppData\Local\Temp\SOA.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1292

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
2⤵
PID:2408

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
2⤵
PID:2416

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
2⤵
PID:2424

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2436

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

memory/1292-20-0x0000000074B10000-0x00000000751FE000-memory.dmp

Filesize
6.9MB

Download
memory/1292-1-0x0000000074B10000-0x00000000751FE000-memory.dmp

Filesize
6.9MB

Download
memory/1292-2-0x0000000004B00000-0x0000000004B40000-memory.dmp

Filesize
256KB

Download
memory/1292-3-0x0000000000550000-0x000000000055A000-memory.dmp

Filesize
40KB

Download
memory/1292-4-0x0000000074B10000-0x00000000751FE000-memory.dmp

Filesize
6.9MB

Download
memory/1292-5-0x0000000004B00000-0x0000000004B40000-memory.dmp

Filesize
256KB

Download
memory/1292-6-0x00000000050D0000-0x0000000005130000-memory.dmp

Filesize
384KB

Download
memory/1292-0-0x0000000000B10000-0x0000000000B96000-memory.dmp

Filesize
536KB

Download
memory/2436-22-0x0000000004B30000-0x0000000004B70000-memory.dmp

Filesize
256KB

Download
memory/2436-25-0x0000000004B30000-0x0000000004B70000-memory.dmp

Filesize
256KB

Download
memory/2436-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2436-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2436-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2436-19-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2436-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2436-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2436-21-0x0000000074B10000-0x00000000751FE000-memory.dmp

Filesize
6.9MB

Download
memory/2436-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2436-24-0x0000000074B10000-0x00000000751FE000-memory.dmp

Filesize
6.9MB

Download
memory/2436-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads