agenttesla | 29b62913dff22b807aff95724c4803a015cfbce80f870f64d16757caf12dd9b1

General

Target

PURCHASE ORDER.exe
Size

607KB
MD5

07235191bc4a2cb3bd75667ddaf43950
SHA1

2068b25e2b28889e26395be0c401b6f8c7838cd0
SHA256

0e3e6413a4c2f3666b7ffa43b3b1b13f470875f410a13c0ec6bbd2ddae3bd8cf
SHA512

ffaa3651b51301faa0c782ad80470ba99e80db154a19cdfae4965bb5705896a1109511337c0508898381357731f6cf664026e6d40a8ba4e913259f2ce1bcd8e7
SSDEEP

12288:WhvUUWYU6PqKnGR3nEWlf0nRHqnlqw3h/MtLyb0:OMUWYU753ZgBYqwR/Mpyb

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
e)cnIdR1

Signatures

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

AgentTesla payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2124-16-0x0000000000400000-0x000000000043C000-memory.dmp	family_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:

PURCHASE ORDER.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\Control Panel\International\Geo\Nation	PURCHASE ORDER.exe

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

collection

Email Collection

T1114

Processes:

PURCHASE ORDER.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PURCHASE ORDER.exe
Key opened	\REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PURCHASE ORDER.exe
Key opened	\REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PURCHASE ORDER.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

PURCHASE ORDER.exe

description pid process target process

PID 1480 set thread context of 2124 1480 PURCHASE ORDER.exe PURCHASE ORDER.exe
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.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exe

pid process

3088 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

PURCHASE ORDER.exePURCHASE ORDER.exe

pid process

1480 PURCHASE ORDER.exe
1480 PURCHASE ORDER.exe
2124 PURCHASE ORDER.exe
2124 PURCHASE ORDER.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

PURCHASE ORDER.exePURCHASE ORDER.exe

description pid process

Token: SeDebugPrivilege 1480 PURCHASE ORDER.exe
Token: SeDebugPrivilege 2124 PURCHASE ORDER.exe

description	pid	process	target process
PID 1480 set thread context of 2124	1480	PURCHASE ORDER.exe	PURCHASE ORDER.exe

pid	process
3088	schtasks.exe

pid	process
1480	PURCHASE ORDER.exe
1480	PURCHASE ORDER.exe
2124	PURCHASE ORDER.exe
2124	PURCHASE ORDER.exe

description	pid	process
Token: SeDebugPrivilege	1480	PURCHASE ORDER.exe
Token: SeDebugPrivilege	2124	PURCHASE ORDER.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

PURCHASE ORDER.exe

description	pid	process	target process
PID 1480 wrote to memory of 3088	1480	PURCHASE ORDER.exe	schtasks.exe
PID 1480 wrote to memory of 3088	1480	PURCHASE ORDER.exe	schtasks.exe
PID 1480 wrote to memory of 3088	1480	PURCHASE ORDER.exe	schtasks.exe
PID 1480 wrote to memory of 2124	1480	PURCHASE ORDER.exe	PURCHASE ORDER.exe
PID 1480 wrote to memory of 2124	1480	PURCHASE ORDER.exe	PURCHASE ORDER.exe
PID 1480 wrote to memory of 2124	1480	PURCHASE ORDER.exe	PURCHASE ORDER.exe
PID 1480 wrote to memory of 2124	1480	PURCHASE ORDER.exe	PURCHASE ORDER.exe
PID 1480 wrote to memory of 2124	1480	PURCHASE ORDER.exe	PURCHASE ORDER.exe
PID 1480 wrote to memory of 2124	1480	PURCHASE ORDER.exe	PURCHASE ORDER.exe
PID 1480 wrote to memory of 2124	1480	PURCHASE ORDER.exe	PURCHASE ORDER.exe
PID 1480 wrote to memory of 2124	1480	PURCHASE ORDER.exe	PURCHASE ORDER.exe

outlook_office_path 1 IoCs

Processes:

PURCHASE ORDER.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PURCHASE ORDER.exe

outlook_win_path 1 IoCs

Processes:

PURCHASE ORDER.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PURCHASE ORDER.exe

C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER.exe
"C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1480

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ZVCupI" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC65D.tmp"
2⤵
- Creates scheduled task(s)
PID:3088

C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER.exe
"C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2124

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PURCHASE ORDER.exe.log
Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/1480-10-0x0000000007040000-0x00000000070A0000-memory.dmp

Filesize
384KB

Download
memory/1480-0-0x0000000000B20000-0x0000000000BBE000-memory.dmp

Filesize
632KB

Download
memory/1480-3-0x00000000055F0000-0x0000000005682000-memory.dmp

Filesize
584KB

Download
memory/1480-4-0x00000000055E0000-0x00000000055F0000-memory.dmp

Filesize
64KB

Download
memory/1480-5-0x00000000055C0000-0x00000000055CA000-memory.dmp

Filesize
40KB

Download
memory/1480-6-0x0000000005AA0000-0x0000000005AB8000-memory.dmp

Filesize
96KB

Download
memory/1480-7-0x0000000074650000-0x0000000074E00000-memory.dmp

Filesize
7.7MB

Download
memory/1480-9-0x0000000006A90000-0x0000000006B2C000-memory.dmp

Filesize
624KB

Download
memory/1480-1-0x0000000074650000-0x0000000074E00000-memory.dmp

Filesize
7.7MB

Download
memory/1480-2-0x0000000005B00000-0x00000000060A4000-memory.dmp

Filesize
5.6MB

Download
memory/1480-8-0x00000000055E0000-0x00000000055F0000-memory.dmp

Filesize
64KB

Download
memory/1480-20-0x0000000074650000-0x0000000074E00000-memory.dmp

Filesize
7.7MB

Download
memory/2124-19-0x0000000074650000-0x0000000074E00000-memory.dmp

Filesize
7.7MB

Download
memory/2124-24-0x0000000074650000-0x0000000074E00000-memory.dmp

Filesize
7.7MB

Download
memory/2124-21-0x0000000004E40000-0x0000000004E50000-memory.dmp

Filesize
64KB

Download
memory/2124-22-0x0000000005100000-0x0000000005118000-memory.dmp

Filesize
96KB

Download
memory/2124-23-0x0000000005DA0000-0x0000000005E06000-memory.dmp

Filesize
408KB

Download
memory/2124-26-0x0000000000E00000-0x0000000000E50000-memory.dmp

Filesize
320KB

Download
memory/2124-25-0x0000000004E40000-0x0000000004E50000-memory.dmp

Filesize
64KB

Download
memory/2124-16-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads