agenttesla | e8bc8d3153a2c062963162ee1692fa67d84ddbb28bb4accc2673a99315f3068c

General

Target

70654 SSEBACT.exe
Size

425KB
MD5

d091b52256537e80e25c3f59918bf605
SHA1

e11c107fc1db49c3507f82a4cda09152933f1660
SHA256

e8bc8d3153a2c062963162ee1692fa67d84ddbb28bb4accc2673a99315f3068c
SHA512

9b103b91dbb1092ac524cb76455d50fd32e24634e85d79a64fd28a232f7c504f2b63996449bf4940676d6ae9ba37dd6b3976a6ac2945678fbc637d52afccdfa5

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.timsonlogisticske.com
Port:
587
Username:
[email protected]
Password:
timsam2015

Signatures

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

AgentTesla Payload 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3196-124-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/3196-125-0x00000000004375EE-mapping.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-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\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-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows\CurrentVersion\Run\NXLun = "C:\\Users\\Admin\\AppData\\Roaming\\NXLun\\NXLun.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

70654 SSEBACT.exe

description pid process target process

PID 1968 set thread context of 3196 1968 70654 SSEBACT.exe RegSvcs.exe
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

70654 SSEBACT.exeRegSvcs.exe

pid process

1968 70654 SSEBACT.exe
1968 70654 SSEBACT.exe
1968 70654 SSEBACT.exe
1968 70654 SSEBACT.exe
3196 RegSvcs.exe
3196 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

70654 SSEBACT.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 1968 70654 SSEBACT.exe
Token: SeDebugPrivilege 3196 RegSvcs.exe

description	pid	process	target process
PID 1968 set thread context of 3196	1968	70654 SSEBACT.exe	RegSvcs.exe

pid	process
1968	70654 SSEBACT.exe
1968	70654 SSEBACT.exe
1968	70654 SSEBACT.exe
1968	70654 SSEBACT.exe
3196	RegSvcs.exe
3196	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	1968	70654 SSEBACT.exe
Token: SeDebugPrivilege	3196	RegSvcs.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

70654 SSEBACT.exe

description	pid	process	target process
PID 1968 wrote to memory of 3172	1968	70654 SSEBACT.exe	RegSvcs.exe
PID 1968 wrote to memory of 3172	1968	70654 SSEBACT.exe	RegSvcs.exe
PID 1968 wrote to memory of 3172	1968	70654 SSEBACT.exe	RegSvcs.exe
PID 1968 wrote to memory of 3196	1968	70654 SSEBACT.exe	RegSvcs.exe
PID 1968 wrote to memory of 3196	1968	70654 SSEBACT.exe	RegSvcs.exe
PID 1968 wrote to memory of 3196	1968	70654 SSEBACT.exe	RegSvcs.exe
PID 1968 wrote to memory of 3196	1968	70654 SSEBACT.exe	RegSvcs.exe
PID 1968 wrote to memory of 3196	1968	70654 SSEBACT.exe	RegSvcs.exe
PID 1968 wrote to memory of 3196	1968	70654 SSEBACT.exe	RegSvcs.exe
PID 1968 wrote to memory of 3196	1968	70654 SSEBACT.exe	RegSvcs.exe
PID 1968 wrote to memory of 3196	1968	70654 SSEBACT.exe	RegSvcs.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\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-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\70654 SSEBACT.exe
"C:\Users\Admin\AppData\Local\Temp\70654 SSEBACT.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1968

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
2⤵
PID:3172

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:3196

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/1968-115-0x0000000000D90000-0x0000000000D91000-memory.dmp

Filesize
4KB

Download
memory/1968-117-0x0000000005B60000-0x0000000005B61000-memory.dmp

Filesize
4KB

Download
memory/1968-118-0x0000000005660000-0x0000000005661000-memory.dmp

Filesize
4KB

Download
memory/1968-119-0x0000000005580000-0x0000000005612000-memory.dmp

Filesize
584KB

Download
memory/1968-120-0x0000000005630000-0x0000000005631000-memory.dmp

Filesize
4KB

Download
memory/1968-121-0x0000000008D30000-0x0000000008D37000-memory.dmp

Filesize
28KB

Download
memory/1968-122-0x0000000009070000-0x0000000009071000-memory.dmp

Filesize
4KB

Download
memory/1968-123-0x0000000009210000-0x0000000009268000-memory.dmp

Filesize
352KB

Download
memory/3196-124-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3196-125-0x00000000004375EE-mapping.dmp

Download
memory/3196-130-0x0000000005380000-0x0000000005381000-memory.dmp

Filesize
4KB

Download
memory/3196-131-0x0000000005490000-0x0000000005491000-memory.dmp

Filesize
4KB

Download
memory/3196-132-0x0000000006020000-0x0000000006021000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads