agenttesla | 7e0a52b8af56ba75bb5ed2e53f88abeb22a8189cad0ff037f811b0e817e3cb02

General

Target

URCHASE ORDER#9956859877Pu.exe
Size

560KB
MD5

be4998e0bc94840a6ec8e7954ff65ee8
SHA1

1bc3c82eef34855a63f875c6255f37e1bd6f1c13
SHA256

1c08dc787c96a354cb054913d8b54626fd00485d67e0ee71e10059245c07a86d
SHA512

924227d8aa249c97e79e975941b3ca5127843c5aa5daa75cda56dce06a521c4776d03f7136747612e170c4ed071fdea87020c3247418d7e3ef8885d71834ae1f
SSDEEP

12288:zxceQPR0fTSNPIAQhBaZr2DqRSVHbzrrzaEs4asfeXl9zma/qUGIP6/:zxvCUiI5KMDqRw5s4asmXl9U

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Signatures

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

AgentTesla payload 1 IoCs

resource	yara_rule
behavioral2/memory/1604-17-0x0000000000400000-0x000000000045A000-memory.dmp	family_agenttesla

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

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-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation	URCHASE ORDER#9956859877Pu.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	URCHASE ORDER#9956859877Pu.exe
Key opened	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	URCHASE ORDER#9956859877Pu.exe
Key opened	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	URCHASE ORDER#9956859877Pu.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4732 set thread context of 1604	4732	URCHASE ORDER#9956859877Pu.exe	98

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	URCHASE ORDER#9956859877Pu.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	URCHASE ORDER#9956859877Pu.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
692	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1604	URCHASE ORDER#9956859877Pu.exe
1604	URCHASE ORDER#9956859877Pu.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1604	URCHASE ORDER#9956859877Pu.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1604	URCHASE ORDER#9956859877Pu.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4732 wrote to memory of 692	4732	URCHASE ORDER#9956859877Pu.exe	96
PID 4732 wrote to memory of 692	4732	URCHASE ORDER#9956859877Pu.exe	96
PID 4732 wrote to memory of 692	4732	URCHASE ORDER#9956859877Pu.exe	96
PID 4732 wrote to memory of 1604	4732	URCHASE ORDER#9956859877Pu.exe	98
PID 4732 wrote to memory of 1604	4732	URCHASE ORDER#9956859877Pu.exe	98
PID 4732 wrote to memory of 1604	4732	URCHASE ORDER#9956859877Pu.exe	98
PID 4732 wrote to memory of 1604	4732	URCHASE ORDER#9956859877Pu.exe	98
PID 4732 wrote to memory of 1604	4732	URCHASE ORDER#9956859877Pu.exe	98
PID 4732 wrote to memory of 1604	4732	URCHASE ORDER#9956859877Pu.exe	98
PID 4732 wrote to memory of 1604	4732	URCHASE ORDER#9956859877Pu.exe	98
PID 4732 wrote to memory of 1604	4732	URCHASE ORDER#9956859877Pu.exe	98

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	URCHASE ORDER#9956859877Pu.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	URCHASE ORDER#9956859877Pu.exe

C:\Users\Admin\AppData\Local\Temp\URCHASE ORDER#9956859877Pu.exe
"C:\Users\Admin\AppData\Local\Temp\URCHASE ORDER#9956859877Pu.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4732
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\SDBDoFgzAn" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3B10.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:692
- C:\Users\Admin\AppData\Local\Temp\URCHASE ORDER#9956859877Pu.exe
  "C:\Users\Admin\AppData\Local\Temp\URCHASE ORDER#9956859877Pu.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:1604

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

5

T1552

Credentials In Files

4

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\URCHASE ORDER#9956859877Pu.exe.log

Filesize
599B

MD5
a56b1681d95f33a909d6f34c33f706fb

SHA1
e996e63f53e9041910f84a4246085c7e76d8ea37

SHA256
7d87bc567d369a8c708b33966c428845d44ce433d2a6445ca4ccf6449482b3a7

SHA512
f0d7998ccb520c7229f95ed26a714b07e6a87c16d097546751f7a0f61678b0abb3fbfcc0caa8eba66fa19c09ad659f89475f0f071f3b249bd1bee07a7cd665a2

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp3B10.tmp

Filesize
1KB

MD5
cc3063f1c5967ce726db2d15c57d4365

SHA1
d4c4963d3c11341f7a627d75adc5da64d87b5725

SHA256
79a6ef02fc6cde9beb598becaafe031d9eb283f92b1cf768724c1fa297ddc8c4

SHA512
c580a8420468eb2142a97b60c13ce8eca6658d2d2ad97e56065e1cb3226eb287a2ecd4a7d82f38e7bf4ba26aa8938f1433794f56d92b1dd98bfe27b8bd529ef0

Download Submit
memory/1604-17-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1604-29-0x0000000074C00000-0x00000000753B0000-memory.dmp

Filesize
7.7MB

Download
memory/1604-28-0x0000000074C00000-0x00000000753B0000-memory.dmp

Filesize
7.7MB

Download
memory/1604-27-0x0000000007400000-0x000000000740A000-memory.dmp

Filesize
40KB

Download
memory/1604-26-0x0000000007260000-0x00000000072B0000-memory.dmp

Filesize
320KB

Download
memory/1604-25-0x0000000005FD0000-0x0000000005FDA000-memory.dmp

Filesize
40KB

Download
memory/1604-24-0x0000000074C00000-0x00000000753B0000-memory.dmp

Filesize
7.7MB

Download
memory/1604-23-0x00000000059F0000-0x0000000005A08000-memory.dmp

Filesize
96KB

Download
memory/1604-22-0x0000000074C00000-0x00000000753B0000-memory.dmp

Filesize
7.7MB

Download
memory/1604-21-0x0000000074C00000-0x00000000753B0000-memory.dmp

Filesize
7.7MB

Download
memory/4732-6-0x0000000074C00000-0x00000000753B0000-memory.dmp

Filesize
7.7MB

Download
memory/4732-16-0x0000000009580000-0x000000000958A000-memory.dmp

Filesize
40KB

Download
memory/4732-10-0x0000000008B70000-0x0000000008BD6000-memory.dmp

Filesize
408KB

Download
memory/4732-20-0x0000000074C00000-0x00000000753B0000-memory.dmp

Filesize
7.7MB

Download
memory/4732-9-0x0000000074C00000-0x00000000753B0000-memory.dmp

Filesize
7.7MB

Download
memory/4732-8-0x0000000074C0E000-0x0000000074C0F000-memory.dmp

Filesize
4KB

Download
memory/4732-7-0x00000000089D0000-0x0000000008A6C000-memory.dmp

Filesize
624KB

Download
memory/4732-0-0x0000000074C0E000-0x0000000074C0F000-memory.dmp

Filesize
4KB

Download
memory/4732-5-0x0000000005DF0000-0x0000000005E5E000-memory.dmp

Filesize
440KB

Download
memory/4732-4-0x0000000005950000-0x00000000059E2000-memory.dmp

Filesize
584KB

Download
memory/4732-3-0x0000000005F00000-0x00000000064A4000-memory.dmp

Filesize
5.6MB

Download
memory/4732-2-0x00000000031D0000-0x00000000031DA000-memory.dmp

Filesize
40KB

Download
memory/4732-1-0x0000000000E50000-0x0000000000EE2000-memory.dmp

Filesize
584KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads