agenttesla | e161e75ce429f205391edd306be2e85b629d45c4f57a531b3c257d4216eaebe9

General

Target

PO07212020_PDF.exe
Size

1.1MB
MD5

f9b83d22928f305ae1dfa7be13bdc3c6
SHA1

330a23efad6cf833b4a4a77f47fc78dd01f1c073
SHA256

af8343cc25fb243e378897bcf5c22ff94287610ae86538862feb362e2382b456
SHA512

882fbe6eeb069c3b73604d77278028277ae00aee8774f76d16c1e01a623e0df53b97e45ae8469d59ce9dbad96bab9cda83900481d2ad92f5834299bea02adcd3

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.bosut.mk
Port:
587
Username:
[email protected]
Password:
0XsKEemhd6EE

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/1244-63-0x0000000000400000-0x000000000044A000-memory.dmp	family_agenttesla
behavioral1/memory/1244-64-0x0000000000400000-0x000000000044A000-memory.dmp	family_agenttesla
behavioral1/memory/1244-65-0x0000000000400000-0x000000000044A000-memory.dmp	family_agenttesla
behavioral1/memory/1244-66-0x00000000004455EE-mapping.dmp	family_agenttesla
behavioral1/memory/1244-68-0x0000000000400000-0x000000000044A000-memory.dmp	family_agenttesla
behavioral1/memory/1244-70-0x0000000000400000-0x000000000044A000-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-1-5-21-1819626980-2277161760-1023733287-1000\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

Suspicious use of SetThreadContext 1 IoCs

Processes:

PO07212020_PDF.exe

description pid process target process

PID 1672 set thread context of 1244 1672 PO07212020_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

1932 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegSvcs.exe

pid process

1244 RegSvcs.exe
1244 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegSvcs.exe

description pid process

Token: SeDebugPrivilege 1244 RegSvcs.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

RegSvcs.exe

pid process

1244 RegSvcs.exe

description	pid	process	target process
PID 1672 set thread context of 1244	1672	PO07212020_PDF.exe	RegSvcs.exe

pid	process
1932	schtasks.exe

pid	process
1244	RegSvcs.exe
1244	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	1244	RegSvcs.exe

pid	process
1244	RegSvcs.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

PO07212020_PDF.exe

description	pid	process	target process
PID 1672 wrote to memory of 1932	1672	PO07212020_PDF.exe	schtasks.exe
PID 1672 wrote to memory of 1932	1672	PO07212020_PDF.exe	schtasks.exe
PID 1672 wrote to memory of 1932	1672	PO07212020_PDF.exe	schtasks.exe
PID 1672 wrote to memory of 1932	1672	PO07212020_PDF.exe	schtasks.exe
PID 1672 wrote to memory of 1244	1672	PO07212020_PDF.exe	RegSvcs.exe
PID 1672 wrote to memory of 1244	1672	PO07212020_PDF.exe	RegSvcs.exe
PID 1672 wrote to memory of 1244	1672	PO07212020_PDF.exe	RegSvcs.exe
PID 1672 wrote to memory of 1244	1672	PO07212020_PDF.exe	RegSvcs.exe
PID 1672 wrote to memory of 1244	1672	PO07212020_PDF.exe	RegSvcs.exe
PID 1672 wrote to memory of 1244	1672	PO07212020_PDF.exe	RegSvcs.exe
PID 1672 wrote to memory of 1244	1672	PO07212020_PDF.exe	RegSvcs.exe
PID 1672 wrote to memory of 1244	1672	PO07212020_PDF.exe	RegSvcs.exe
PID 1672 wrote to memory of 1244	1672	PO07212020_PDF.exe	RegSvcs.exe
PID 1672 wrote to memory of 1244	1672	PO07212020_PDF.exe	RegSvcs.exe
PID 1672 wrote to memory of 1244	1672	PO07212020_PDF.exe	RegSvcs.exe
PID 1672 wrote to memory of 1244	1672	PO07212020_PDF.exe	RegSvcs.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\PO07212020_PDF.exe
"C:\Users\Admin\AppData\Local\Temp\PO07212020_PDF.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1672

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\lilJWG" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2AAA.tmp"
2⤵
- Creates scheduled task(s)
PID:1932

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:1244

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp2AAA.tmp
Filesize
1KB

MD5
c17c239a33d2bc6de75a3b6e3548df3f

SHA1
fca053d74daf5455bf60356c114425ad526ac577

SHA256
5cd2353a66af3c0d7f312e288340d401560a8571c2e39ea6d9b9e901814c2cd0

SHA512
899ca2f1dee3ffba94084cdbefa9033ca9d546738b45b0d678b49afcfc2c0f2d45c283d142a83e683561075250126a8e290e75a9d9c70c38102ff5c7156ff158

Download Submit
memory/1244-64-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/1244-60-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/1244-61-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/1244-63-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/1244-65-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/1244-66-0x00000000004455EE-mapping.dmp

Download
memory/1244-68-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/1244-70-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/1672-56-0x00000000003A0000-0x00000000003AA000-memory.dmp

Filesize
40KB

Download
memory/1672-57-0x0000000000F80000-0x0000000000FD2000-memory.dmp

Filesize
328KB

Download
memory/1672-55-0x00000000763C1000-0x00000000763C3000-memory.dmp

Filesize
8KB

Download
memory/1672-54-0x00000000010A0000-0x00000000011B4000-memory.dmp

Filesize
1.1MB

Download
memory/1932-58-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads