agenttesla | 92d13e09fd15a7a89caa8753d0fe0f8be6ac49f402a4bbae0da6a6bc57d21c33

General

Target

PO-23-0103000RPM.PDF.exe
Size

823KB
MD5

f623a5768af272301f33b27655fcbb90
SHA1

74b12a26b9c94a871b0d89c000b73182a9aa3f4d
SHA256

92d13e09fd15a7a89caa8753d0fe0f8be6ac49f402a4bbae0da6a6bc57d21c33
SHA512

1390ac48156c882e26e35949b99242980b4449b828731691dce92ac51828757acd86353022b0c69cdbce85f1ee37ea46403752a9b93e7f8687457533ff19aac7
SSDEEP

24576:UA3XrxN5IC54TWMWpRo0ysh23SxqoS8w0b:DrtgiBpG0ysAGqr8w

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5677685939:AAFELEmWBrxMnyX4KiFEXWGKBWoRi9TCLHE/

Signatures

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

PO-23-0103000RPM.PDF.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation	PO-23-0103000RPM.PDF.exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

PO-23-0103000RPM.PDF.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO-23-0103000RPM.PDF.exe
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO-23-0103000RPM.PDF.exe
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO-23-0103000RPM.PDF.exe

Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

39 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

PO-23-0103000RPM.PDF.exe

description pid process target process

PID 4644 set thread context of 4184 4644 PO-23-0103000RPM.PDF.exe PO-23-0103000RPM.PDF.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

4620 schtasks.exe

flow	ioc
39	api.ipify.org

description	pid	process	target process
PID 4644 set thread context of 4184	4644	PO-23-0103000RPM.PDF.exe	PO-23-0103000RPM.PDF.exe

pid	process
4620	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

PO-23-0103000RPM.PDF.exepowershell.exe

pid	process
4644	PO-23-0103000RPM.PDF.exe
4644	PO-23-0103000RPM.PDF.exe
4644	PO-23-0103000RPM.PDF.exe
4644	PO-23-0103000RPM.PDF.exe
4644	PO-23-0103000RPM.PDF.exe
1180	powershell.exe
1180	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

PO-23-0103000RPM.PDF.exepowershell.exePO-23-0103000RPM.PDF.exe

description	pid	process
Token: SeDebugPrivilege	4644	PO-23-0103000RPM.PDF.exe
Token: SeDebugPrivilege	1180	powershell.exe
Token: SeDebugPrivilege	4184	PO-23-0103000RPM.PDF.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

PO-23-0103000RPM.PDF.exe

pid process

4184 PO-23-0103000RPM.PDF.exe

pid	process
4184	PO-23-0103000RPM.PDF.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

PO-23-0103000RPM.PDF.exe

description	pid	process	target process
PID 4644 wrote to memory of 1180	4644	PO-23-0103000RPM.PDF.exe	powershell.exe
PID 4644 wrote to memory of 1180	4644	PO-23-0103000RPM.PDF.exe	powershell.exe
PID 4644 wrote to memory of 1180	4644	PO-23-0103000RPM.PDF.exe	powershell.exe
PID 4644 wrote to memory of 4620	4644	PO-23-0103000RPM.PDF.exe	schtasks.exe
PID 4644 wrote to memory of 4620	4644	PO-23-0103000RPM.PDF.exe	schtasks.exe
PID 4644 wrote to memory of 4620	4644	PO-23-0103000RPM.PDF.exe	schtasks.exe
PID 4644 wrote to memory of 4184	4644	PO-23-0103000RPM.PDF.exe	PO-23-0103000RPM.PDF.exe
PID 4644 wrote to memory of 4184	4644	PO-23-0103000RPM.PDF.exe	PO-23-0103000RPM.PDF.exe
PID 4644 wrote to memory of 4184	4644	PO-23-0103000RPM.PDF.exe	PO-23-0103000RPM.PDF.exe
PID 4644 wrote to memory of 4184	4644	PO-23-0103000RPM.PDF.exe	PO-23-0103000RPM.PDF.exe
PID 4644 wrote to memory of 4184	4644	PO-23-0103000RPM.PDF.exe	PO-23-0103000RPM.PDF.exe
PID 4644 wrote to memory of 4184	4644	PO-23-0103000RPM.PDF.exe	PO-23-0103000RPM.PDF.exe
PID 4644 wrote to memory of 4184	4644	PO-23-0103000RPM.PDF.exe	PO-23-0103000RPM.PDF.exe
PID 4644 wrote to memory of 4184	4644	PO-23-0103000RPM.PDF.exe	PO-23-0103000RPM.PDF.exe

outlook_office_path 1 IoCs

Processes:

PO-23-0103000RPM.PDF.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO-23-0103000RPM.PDF.exe

outlook_win_path 1 IoCs

Processes:

PO-23-0103000RPM.PDF.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO-23-0103000RPM.PDF.exe

C:\Users\Admin\AppData\Local\Temp\PO-23-0103000RPM.PDF.exe
"C:\Users\Admin\AppData\Local\Temp\PO-23-0103000RPM.PDF.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4644

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\gRFAlsPgX.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1180

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\gRFAlsPgX" /XML "C:\Users\Admin\AppData\Local\Temp\tmp39BD.tmp"
2⤵
- Creates scheduled task(s)
PID:4620

C:\Users\Admin\AppData\Local\Temp\PO-23-0103000RPM.PDF.exe
"C:\Users\Admin\AppData\Local\Temp\PO-23-0103000RPM.PDF.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:4184

Network

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

Credentials in Files

3

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PO-23-0103000RPM.PDF.exe.log
Filesize
1KB

MD5
c6d7445c61a9f47cdfe12fd526943a3d

SHA1
ee8385aa111eb319243638180e4bb873e8992945

SHA256
4860a41a652fa0a32cf3ed73d141d4f61ac06f12c7da2dee04b459e5ccb1b54a

SHA512
da764fdb251087068b54d4834c9073eb5600fe6c0c6e102af40375432ed12f32facce5c758652815adbcd882e7ef928ad448bcddd33780900a5fd74b0d737a7f

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp39BD.tmp
Filesize
1KB

MD5
eaa1355ccdfc895b7ca8241ea3a58f61

SHA1
557aaa2208ee129cc83f71e2bb73ae3d86867fb9

SHA256
35fe67156238cd99b0484e2d3fd58fa8429bfbfc5b84a798c273491ce9051dc8

SHA512
7484e422be9a7ddc06d8404af5e426a1163566c63065847994b5761a1065b0393783e15e01fd908391ba105a8f603d863ba5a0915e6e88c90e751ffda0dfb44a

Download Submit
memory/1180-147-0x0000000005980000-0x00000000059E6000-memory.dmp

Filesize
408KB

Download
memory/1180-153-0x0000000007370000-0x000000000738A000-memory.dmp

Filesize
104KB

Download
memory/1180-158-0x0000000007690000-0x0000000007698000-memory.dmp

Filesize
32KB

Download
memory/1180-137-0x0000000000000000-mapping.dmp

Download
memory/1180-157-0x00000000076B0000-0x00000000076CA000-memory.dmp

Filesize
104KB

Download
memory/1180-139-0x0000000004AC0000-0x0000000004AF6000-memory.dmp

Filesize
216KB

Download
memory/1180-156-0x00000000075A0000-0x00000000075AE000-memory.dmp

Filesize
56KB

Download
memory/1180-141-0x00000000051B0000-0x00000000057D8000-memory.dmp

Filesize
6.2MB

Download
memory/1180-148-0x0000000006060000-0x000000000607E000-memory.dmp

Filesize
120KB

Download
memory/1180-154-0x00000000073E0000-0x00000000073EA000-memory.dmp

Filesize
40KB

Download
memory/1180-152-0x00000000079B0000-0x000000000802A000-memory.dmp

Filesize
6.5MB

Download
memory/1180-146-0x00000000058E0000-0x0000000005902000-memory.dmp

Filesize
136KB

Download
memory/1180-151-0x0000000006610000-0x000000000662E000-memory.dmp

Filesize
120KB

Download
memory/1180-150-0x00000000707E0000-0x000000007082C000-memory.dmp

Filesize
304KB

Download
memory/1180-155-0x00000000075F0000-0x0000000007686000-memory.dmp

Filesize
600KB

Download
memory/1180-149-0x0000000006630000-0x0000000006662000-memory.dmp

Filesize
200KB

Download
memory/4184-160-0x0000000007420000-0x00000000075E2000-memory.dmp

Filesize
1.8MB

Download
memory/4184-143-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4184-142-0x0000000000000000-mapping.dmp

Download
memory/4184-159-0x0000000007180000-0x00000000071D0000-memory.dmp

Filesize
320KB

Download
memory/4184-145-0x0000000005450000-0x00000000054B6000-memory.dmp

Filesize
408KB

Download
memory/4620-138-0x0000000000000000-mapping.dmp

Download
memory/4644-136-0x0000000009420000-0x00000000094BC000-memory.dmp

Filesize
624KB

Download
memory/4644-133-0x0000000005A90000-0x0000000006034000-memory.dmp

Filesize
5.6MB

Download
memory/4644-135-0x0000000005690000-0x000000000569A000-memory.dmp

Filesize
40KB

Download
memory/4644-134-0x0000000005700000-0x0000000005792000-memory.dmp

Filesize
584KB

Download
memory/4644-132-0x0000000000870000-0x0000000000944000-memory.dmp

Filesize
848KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads