agenttesla | 3bb19d199fff596129f516833a34d060289387b11296c642f089282dc0c0e1e4

General

Target

scan08312020.pdf .......exe
Size

1.1MB
MD5

f13581b27fd5fc2225e0f62fae689970
SHA1

45739ac5a6a20d63b281e20a088214e3589020d5
SHA256

92bb0317bc220657af5e88c2382bb04150052319693a2ed90616bf65ff44467a
SHA512

9029fd8335f393ccd69b75871c61672d23af7a9f8fb77a14c68b00842d1a4822d2a7c3f9495026fac55a432f08b1c1b826f7a2145ad662aa1c1f7000b7ce98ea

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.ru
Port:
587
Username:
miss.vostrickova2016@yandex.ru
Password:
3232908

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/2020-61-0x0000000000400000-0x00000000004E2000-memory.dmp	family_agenttesla
behavioral1/memory/2020-62-0x0000000000400000-0x00000000004E2000-memory.dmp	family_agenttesla
behavioral1/memory/2020-64-0x00000000004DDE0E-mapping.dmp	family_agenttesla
behavioral1/memory/2020-63-0x0000000000400000-0x00000000004E2000-memory.dmp	family_agenttesla
behavioral1/memory/2020-66-0x0000000000400000-0x00000000004E2000-memory.dmp	family_agenttesla
behavioral1/memory/2020-68-0x0000000000400000-0x00000000004E2000-memory.dmp	family_agenttesla

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

scan08312020.pdf .......exe

description pid process target process

PID 1928 set thread context of 2020 1928 scan08312020.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

852 schtasks.exe

description	pid	process	target process
PID 1928 set thread context of 2020	1928	scan08312020.pdf .......exe	RegSvcs.exe

pid	process
852	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

scan08312020.pdf .......exeRegSvcs.exe

pid	process
1928	scan08312020.pdf .......exe
1928	scan08312020.pdf .......exe
1928	scan08312020.pdf .......exe
2020	RegSvcs.exe
2020	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

scan08312020.pdf .......exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 1928 scan08312020.pdf .......exe
Token: SeDebugPrivilege 2020 RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	1928	scan08312020.pdf .......exe
Token: SeDebugPrivilege	2020	RegSvcs.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

scan08312020.pdf .......exeRegSvcs.exe

description	pid	process	target process
PID 1928 wrote to memory of 852	1928	scan08312020.pdf .......exe	schtasks.exe
PID 1928 wrote to memory of 852	1928	scan08312020.pdf .......exe	schtasks.exe
PID 1928 wrote to memory of 852	1928	scan08312020.pdf .......exe	schtasks.exe
PID 1928 wrote to memory of 852	1928	scan08312020.pdf .......exe	schtasks.exe
PID 1928 wrote to memory of 2020	1928	scan08312020.pdf .......exe	RegSvcs.exe
PID 1928 wrote to memory of 2020	1928	scan08312020.pdf .......exe	RegSvcs.exe
PID 1928 wrote to memory of 2020	1928	scan08312020.pdf .......exe	RegSvcs.exe
PID 1928 wrote to memory of 2020	1928	scan08312020.pdf .......exe	RegSvcs.exe
PID 1928 wrote to memory of 2020	1928	scan08312020.pdf .......exe	RegSvcs.exe
PID 1928 wrote to memory of 2020	1928	scan08312020.pdf .......exe	RegSvcs.exe
PID 1928 wrote to memory of 2020	1928	scan08312020.pdf .......exe	RegSvcs.exe
PID 1928 wrote to memory of 2020	1928	scan08312020.pdf .......exe	RegSvcs.exe
PID 1928 wrote to memory of 2020	1928	scan08312020.pdf .......exe	RegSvcs.exe
PID 1928 wrote to memory of 2020	1928	scan08312020.pdf .......exe	RegSvcs.exe
PID 1928 wrote to memory of 2020	1928	scan08312020.pdf .......exe	RegSvcs.exe
PID 1928 wrote to memory of 2020	1928	scan08312020.pdf .......exe	RegSvcs.exe
PID 2020 wrote to memory of 1064	2020	RegSvcs.exe	dw20.exe
PID 2020 wrote to memory of 1064	2020	RegSvcs.exe	dw20.exe
PID 2020 wrote to memory of 1064	2020	RegSvcs.exe	dw20.exe
PID 2020 wrote to memory of 1064	2020	RegSvcs.exe	dw20.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\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-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\scan08312020.pdf .......exe
"C:\Users\Admin\AppData\Local\Temp\scan08312020.pdf .......exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1928

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\YJSgfcxE" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5AFD.tmp"
2⤵
- Creates scheduled task(s)
PID:852

C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:2020

C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
dw20.exe -x -s 960
3⤵
PID:1064

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp5AFD.tmp
Filesize
1KB

MD5
8723d98912b2d521d9cd65533c258002

SHA1
9a25ee924684d1815acbcd0ed8058a77fe2bfd6b

SHA256
e32fdd985a32d297a924dce36d057315472c358740fc6be9f55e3d0373987085

SHA512
626e33788192f2b2e82577028befbbadf44f9cba946b1b15b65cfb01c8cf79d9afc398c35e2b8fef4c023b0662163a242db1a263710db45f1723cd276238deac

Download Submit
memory/852-56-0x0000000000000000-mapping.dmp

Download
memory/1064-71-0x0000000000000000-mapping.dmp

Download
memory/1928-54-0x0000000075711000-0x0000000075713000-memory.dmp

Filesize
8KB

Download
memory/1928-55-0x0000000073FD0000-0x000000007457B000-memory.dmp

Filesize
5.7MB

Download
memory/2020-61-0x0000000000400000-0x00000000004E2000-memory.dmp

Filesize
904KB

Download
memory/2020-59-0x0000000000400000-0x00000000004E2000-memory.dmp

Filesize
904KB

Download
memory/2020-62-0x0000000000400000-0x00000000004E2000-memory.dmp

Filesize
904KB

Download
memory/2020-64-0x00000000004DDE0E-mapping.dmp

Download
memory/2020-63-0x0000000000400000-0x00000000004E2000-memory.dmp

Filesize
904KB

Download
memory/2020-66-0x0000000000400000-0x00000000004E2000-memory.dmp

Filesize
904KB

Download
memory/2020-68-0x0000000000400000-0x00000000004E2000-memory.dmp

Filesize
904KB

Download
memory/2020-70-0x0000000073FD0000-0x000000007457B000-memory.dmp

Filesize
5.7MB

Download
memory/2020-58-0x0000000000400000-0x00000000004E2000-memory.dmp

Filesize
904KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads