agenttesla | 97db943d58a436c3af596f5189c5f45c6303d6f5cd686d059d023d571d9ebf1b | Triage

Analysis

max time kernel
117s
max time network
121s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
12/10/2023, 12:09 UTC

Sharing

Report Analysis Logs

General

Target

PROFORMA.EXE.exe
Size

485KB
MD5

af4f474f394a907b0a5fe32c58a9ec0f
SHA1

2711d6d2180bae3d4bebc24583b7312443c7cad8
SHA256

97db943d58a436c3af596f5189c5f45c6303d6f5cd686d059d023d571d9ebf1b
SHA512

8d5302f88899fcb5824d7b332a8f63095dc9baf43320211c98b9b226a02dde9c11383536cb30e2af544c4c458c8951cf9c69c4c50f8bba9c59d56149f9390369
SSDEEP

12288:iLBsUHAeKHYJNeJXKDdZeTvOxzP3W1pgkmiVv:iuyA3HwUXKDSrIzPtkxVv

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6454394730:AAGgFQQoYOheiUtQpndUMtI4qKuZRF8EXWA/

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
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
T1552.001
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
T1552.001
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
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

Email Collection

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PROFORMA.EXE.exe
Key opened	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PROFORMA.EXE.exe
Key opened	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PROFORMA.EXE.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
4	api.ipify.org
5	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1268 set thread context of 2784	1268	PROFORMA.EXE.exe	30

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

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.

Scheduled Task/Job

pid	Process
2700	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2784	PROFORMA.EXE.exe
2784	PROFORMA.EXE.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2784	PROFORMA.EXE.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1268 wrote to memory of 2700	1268	PROFORMA.EXE.exe	28
PID 1268 wrote to memory of 2700	1268	PROFORMA.EXE.exe	28
PID 1268 wrote to memory of 2700	1268	PROFORMA.EXE.exe	28
PID 1268 wrote to memory of 2700	1268	PROFORMA.EXE.exe	28
PID 1268 wrote to memory of 2784	1268	PROFORMA.EXE.exe	30
PID 1268 wrote to memory of 2784	1268	PROFORMA.EXE.exe	30
PID 1268 wrote to memory of 2784	1268	PROFORMA.EXE.exe	30
PID 1268 wrote to memory of 2784	1268	PROFORMA.EXE.exe	30
PID 1268 wrote to memory of 2784	1268	PROFORMA.EXE.exe	30
PID 1268 wrote to memory of 2784	1268	PROFORMA.EXE.exe	30
PID 1268 wrote to memory of 2784	1268	PROFORMA.EXE.exe	30
PID 1268 wrote to memory of 2784	1268	PROFORMA.EXE.exe	30
PID 1268 wrote to memory of 2784	1268	PROFORMA.EXE.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PROFORMA.EXE.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PROFORMA.EXE.exe

C:\Users\Admin\AppData\Local\Temp\PROFORMA.EXE.exe
"C:\Users\Admin\AppData\Local\Temp\PROFORMA.EXE.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1268
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\axKmKlmiaLB" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB367.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2700
- C:\Users\Admin\AppData\Local\Temp\PROFORMA.EXE.exe
  "{path}"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2784

Network

DNS

api.ipify.org

PROFORMA.EXE.exe

Remote address:

8.8.8.8:53

Request

api.ipify.org

IN A

Response

api.ipify.org

IN CNAME

api4.ipify.org

api4.ipify.org

IN A

64.185.227.156

api4.ipify.org

IN A

104.237.62.212

api4.ipify.org

IN A

173.231.16.77
DNS

api.telegram.org

PROFORMA.EXE.exe

Remote address:

8.8.8.8:53

Request

api.telegram.org

IN A

Response

api.telegram.org

IN A

149.154.167.220

64.185.227.156:443

api.ipify.org

tls

PROFORMA.EXE.exe

385 B
211 B
5
5
149.154.167.220:443

api.telegram.org

tls

PROFORMA.EXE.exe

388 B
219 B
5
5

8.8.8.8:53

api.ipify.org

dns

PROFORMA.EXE.exe

59 B
126 B
1
1

DNS Request

api.ipify.org

DNS Response

64.185.227.156

104.237.62.212

173.231.16.77
8.8.8.8:53

api.telegram.org

dns

PROFORMA.EXE.exe

62 B
78 B
1
1

DNS Request

api.telegram.org

DNS Response

149.154.167.220

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

Persistence

Scheduled Task/Job

Privilege Escalation

Scheduled Task/Job

Defense Evasion

Credential Access

Unsecured Credentials

Credentials In Files

Discovery

System Information Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpB367.tmp

Filesize
1KB

MD5
2a7fd497acd66873d7c8ebe4724fb4bf

SHA1
3ce073adb506675094dda67bb876ef3189b37977

SHA256
a8bdf52a57731c62705143bff65a449c3958bf9b4799f43f65eea67c6d412074

SHA512
b7d97c36d4560a301c825dabbad1688743c995e4408251ff4a2fe29030cb449e97661e7c3a9048c462a58b9fed705934186090c09e4a80c7c084962536dc980a

Download Submit
memory/1268-24-0x0000000074430000-0x0000000074B1E000-memory.dmp

Filesize
6.9MB

Download
memory/1268-2-0x0000000004DA0000-0x0000000004DE0000-memory.dmp

Filesize
256KB

Download
memory/1268-3-0x0000000000380000-0x000000000038C000-memory.dmp

Filesize
48KB

Download
memory/1268-4-0x0000000074430000-0x0000000074B1E000-memory.dmp

Filesize
6.9MB

Download
memory/1268-5-0x0000000004DA0000-0x0000000004DE0000-memory.dmp

Filesize
256KB

Download
memory/1268-6-0x0000000005AB0000-0x0000000005B30000-memory.dmp

Filesize
512KB

Download
memory/1268-7-0x0000000000C30000-0x0000000000C74000-memory.dmp

Filesize
272KB

Download
memory/1268-1-0x0000000074430000-0x0000000074B1E000-memory.dmp

Filesize
6.9MB

Download
memory/1268-0-0x0000000001290000-0x0000000001310000-memory.dmp

Filesize
512KB

Download
memory/2784-17-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2784-13-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2784-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2784-15-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2784-21-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2784-11-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2784-23-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2784-26-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2784-27-0x00000000743B0000-0x0000000074A9E000-memory.dmp

Filesize
6.9MB

Download
memory/2784-28-0x0000000000F10000-0x0000000000F50000-memory.dmp

Filesize
256KB

Download
memory/2784-29-0x00000000743B0000-0x0000000074A9E000-memory.dmp

Filesize
6.9MB

Download
memory/2784-30-0x0000000000F10000-0x0000000000F50000-memory.dmp

Filesize
256KB

Download