agenttesla | 8197e71791a36b364c735addbf05c9533530aae40f1c4d124d7ed098705d2a2f

General

Target

e-dekont-20230303-0.pdf.exe
Size

915KB
MD5

b317c7d7a4511fdfbae78b7cb0ca4320
SHA1

df8eff48a498fa3550e1c60395c5204dba7cbad5
SHA256

8197e71791a36b364c735addbf05c9533530aae40f1c4d124d7ed098705d2a2f
SHA512

d34a9fc75aa5a1cb3f539630bc6c17299036e1b3e59551769e27eef7479165eadb44036e579db9febf12083111d2c54ac971fff036fa24b72dbf5edb2dfa5906
SSDEEP

24576:H1Qwe3cOQ8Q8+2QI08eFnuVI25ZMsRo+b:HBuQ8+2Q6eFnAI2XRo

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5927276382:AAGhv1qf5Km1S52KrhPWDYFsGXK2Gr_4T7I/

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Control Panel\International\Geo\Nation	e-dekont-20230303-0.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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e-dekont-20230303-0.pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e-dekont-20230303-0.pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e-dekont-20230303-0.pdf.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\plQRn = "C:\\Users\\Admin\\AppData\\Roaming\\plQRn\\plQRn.exe"	e-dekont-20230303-0.pdf.exe

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
60	api.ipify.org
61	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1752 set thread context of 456	1752	e-dekont-20230303-0.pdf.exe	102

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

pid	Process
3292	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1752	e-dekont-20230303-0.pdf.exe
1752	e-dekont-20230303-0.pdf.exe
1752	e-dekont-20230303-0.pdf.exe
1752	e-dekont-20230303-0.pdf.exe
1508	powershell.exe
1508	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1752	e-dekont-20230303-0.pdf.exe
Token: SeDebugPrivilege	1508	powershell.exe
Token: SeDebugPrivilege	456	e-dekont-20230303-0.pdf.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 1752 wrote to memory of 1508	1752	e-dekont-20230303-0.pdf.exe	98
PID 1752 wrote to memory of 1508	1752	e-dekont-20230303-0.pdf.exe	98
PID 1752 wrote to memory of 1508	1752	e-dekont-20230303-0.pdf.exe	98
PID 1752 wrote to memory of 3292	1752	e-dekont-20230303-0.pdf.exe	100
PID 1752 wrote to memory of 3292	1752	e-dekont-20230303-0.pdf.exe	100
PID 1752 wrote to memory of 3292	1752	e-dekont-20230303-0.pdf.exe	100
PID 1752 wrote to memory of 456	1752	e-dekont-20230303-0.pdf.exe	102
PID 1752 wrote to memory of 456	1752	e-dekont-20230303-0.pdf.exe	102
PID 1752 wrote to memory of 456	1752	e-dekont-20230303-0.pdf.exe	102
PID 1752 wrote to memory of 456	1752	e-dekont-20230303-0.pdf.exe	102
PID 1752 wrote to memory of 456	1752	e-dekont-20230303-0.pdf.exe	102
PID 1752 wrote to memory of 456	1752	e-dekont-20230303-0.pdf.exe	102
PID 1752 wrote to memory of 456	1752	e-dekont-20230303-0.pdf.exe	102
PID 1752 wrote to memory of 456	1752	e-dekont-20230303-0.pdf.exe	102

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e-dekont-20230303-0.pdf.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e-dekont-20230303-0.pdf.exe

C:\Users\Admin\AppData\Local\Temp\e-dekont-20230303-0.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\e-dekont-20230303-0.pdf.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1752
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\vrlaJIXKkDK.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1508
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\vrlaJIXKkDK" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5851.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:3292
- C:\Users\Admin\AppData\Local\Temp\e-dekont-20230303-0.pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\e-dekont-20230303-0.pdf.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:456

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

Scheduled Task

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_vjy2evi0.3u4.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp5851.tmp

Filesize
1KB

MD5
192bc20c87b56d57f279906ee6b96922

SHA1
d27301639efaa40e7d4a09823d9d4c250378b479

SHA256
d3374fa9a0a2c70f92015d5ef02717b73e77147af62de776c00a410ed66ba705

SHA512
b820d02ce030705c3439b617f40c6a21a640cf26dbc32bc1458a06793d30d0f0d07db6db33490765b7bc40a52009f79a3082f3c38fbae34d4a4cb139534ed6df

Download Submit
memory/456-200-0x0000000005670000-0x0000000005680000-memory.dmp

Filesize
64KB

Download
memory/456-189-0x0000000007120000-0x00000000072E2000-memory.dmp

Filesize
1.8MB

Download
memory/456-187-0x0000000006F00000-0x0000000006F50000-memory.dmp

Filesize
320KB

Download
memory/456-164-0x0000000005670000-0x0000000005680000-memory.dmp

Filesize
64KB

Download
memory/456-154-0x0000000005400000-0x0000000005466000-memory.dmp

Filesize
408KB

Download
memory/456-149-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1508-165-0x0000000005510000-0x0000000005520000-memory.dmp

Filesize
64KB

Download
memory/1508-186-0x0000000007E70000-0x0000000007F06000-memory.dmp

Filesize
600KB

Download
memory/1508-150-0x0000000005B50000-0x0000000006178000-memory.dmp

Filesize
6.2MB

Download
memory/1508-152-0x0000000005930000-0x0000000005952000-memory.dmp

Filesize
136KB

Download
memory/1508-153-0x0000000006230000-0x0000000006296000-memory.dmp

Filesize
408KB

Download
memory/1508-197-0x0000000007F10000-0x0000000007F18000-memory.dmp

Filesize
32KB

Download
memory/1508-196-0x0000000007F30000-0x0000000007F4A000-memory.dmp

Filesize
104KB

Download
memory/1508-188-0x0000000007E20000-0x0000000007E2E000-memory.dmp

Filesize
56KB

Download
memory/1508-147-0x0000000002FD0000-0x0000000003006000-memory.dmp

Filesize
216KB

Download
memory/1508-166-0x0000000005510000-0x0000000005520000-memory.dmp

Filesize
64KB

Download
memory/1508-167-0x00000000068F0000-0x000000000690E000-memory.dmp

Filesize
120KB

Download
memory/1508-168-0x0000000005510000-0x0000000005520000-memory.dmp

Filesize
64KB

Download
memory/1508-169-0x0000000006EB0000-0x0000000006EE2000-memory.dmp

Filesize
200KB

Download
memory/1508-170-0x0000000070400000-0x000000007044C000-memory.dmp

Filesize
304KB

Download
memory/1508-180-0x0000000006E90000-0x0000000006EAE000-memory.dmp

Filesize
120KB

Download
memory/1508-181-0x000000007F050000-0x000000007F060000-memory.dmp

Filesize
64KB

Download
memory/1508-182-0x0000000008240000-0x00000000088BA000-memory.dmp

Filesize
6.5MB

Download
memory/1508-183-0x0000000007BF0000-0x0000000007C0A000-memory.dmp

Filesize
104KB

Download
memory/1508-184-0x0000000007C60000-0x0000000007C6A000-memory.dmp

Filesize
40KB

Download
memory/1752-136-0x0000000000F40000-0x000000000102C000-memory.dmp

Filesize
944KB

Download
memory/1752-139-0x0000000005880000-0x000000000588A000-memory.dmp

Filesize
40KB

Download
memory/1752-140-0x0000000005B10000-0x0000000005BAC000-memory.dmp

Filesize
624KB

Download
memory/1752-138-0x00000000058B0000-0x0000000005942000-memory.dmp

Filesize
584KB

Download
memory/1752-141-0x0000000005A00000-0x0000000005A10000-memory.dmp

Filesize
64KB

Download
memory/1752-142-0x0000000005A00000-0x0000000005A10000-memory.dmp

Filesize
64KB

Download
memory/1752-137-0x0000000005DC0000-0x0000000006364000-memory.dmp

Filesize
5.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads