agenttesla | 97dc660f0cfb6909975a36775b43cf0140691be53b14960877f000d437e939ed

General

Target

QUOTATION.exe
Size

725KB
MD5

627d531f2361508ce6d650dfb74f50b7
SHA1

74cdf31cf47ce5898fc6391bfdd1b8801bc2813f
SHA256

fa1cb59a2e33d1b2256194f4741afc762ef819cf058614afd490f56e5e92bcd5
SHA512

e13dc5bdf4e48cabdfe165fdad52c686d64d583e91d7251ea0b70d0437dd13be7fbbc56e5d81ae1647a6a04ff47a3c8aa84076ba5a049e907fa0dd02afa51066
SSDEEP

12288:nUuXMbBzUnxUn7bNVVebMyywV42hhmihgMDdvqv96q6GmdEk9z:fXMbynWnlwVHh1hbdvq16qSmu

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.southernboilers.org
Port:
587
Username:
info@southernboilers.org
Password:
Sksmoke2018#
Email To:
obtxxxtf@gmail.com

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:

QUOTATION.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\International\Geo\Nation	QUOTATION.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:

QUOTATION.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	QUOTATION.exe
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	QUOTATION.exe
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	QUOTATION.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.

Processes:

flow ioc

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

Processes:

QUOTATION.exe

description pid process target process

PID 2232 set thread context of 3392 2232 QUOTATION.exe QUOTATION.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

2660 schtasks.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

QUOTATION.exe

pid process

2232 QUOTATION.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

QUOTATION.exeQUOTATION.exe

description pid process

Token: SeDebugPrivilege 2232 QUOTATION.exe
Token: SeDebugPrivilege 3392 QUOTATION.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

QUOTATION.exe

pid process

3392 QUOTATION.exe

flow	ioc
39	api.ipify.org
40	api.ipify.org

description	pid	process	target process
PID 2232 set thread context of 3392	2232	QUOTATION.exe	QUOTATION.exe

pid	process
2660	schtasks.exe

pid	process
2232	QUOTATION.exe

description	pid	process
Token: SeDebugPrivilege	2232	QUOTATION.exe
Token: SeDebugPrivilege	3392	QUOTATION.exe

pid	process
3392	QUOTATION.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

QUOTATION.exe

description	pid	process	target process
PID 2232 wrote to memory of 2660	2232	QUOTATION.exe	schtasks.exe
PID 2232 wrote to memory of 2660	2232	QUOTATION.exe	schtasks.exe
PID 2232 wrote to memory of 2660	2232	QUOTATION.exe	schtasks.exe
PID 2232 wrote to memory of 3392	2232	QUOTATION.exe	QUOTATION.exe
PID 2232 wrote to memory of 3392	2232	QUOTATION.exe	QUOTATION.exe
PID 2232 wrote to memory of 3392	2232	QUOTATION.exe	QUOTATION.exe
PID 2232 wrote to memory of 3392	2232	QUOTATION.exe	QUOTATION.exe
PID 2232 wrote to memory of 3392	2232	QUOTATION.exe	QUOTATION.exe
PID 2232 wrote to memory of 3392	2232	QUOTATION.exe	QUOTATION.exe
PID 2232 wrote to memory of 3392	2232	QUOTATION.exe	QUOTATION.exe
PID 2232 wrote to memory of 3392	2232	QUOTATION.exe	QUOTATION.exe

outlook_office_path 1 IoCs

Processes:

QUOTATION.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	QUOTATION.exe

outlook_win_path 1 IoCs

Processes:

QUOTATION.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	QUOTATION.exe

C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe
"C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2232

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\IkhnidnnYYPv" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFFD1.tmp"
2⤵
- Creates scheduled task(s)
PID:2660

C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:3392

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\QUOTATION.exe.log
Filesize
1KB

MD5
17573558c4e714f606f997e5157afaac

SHA1
13e16e9415ceef429aaf124139671ebeca09ed23

SHA256
c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553

SHA512
f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpFFD1.tmp
Filesize
1KB

MD5
40d43992e54983ba6f904bffeb2101fb

SHA1
248f422bcd00a62b1adbd4c738fb8b45a447ef5e

SHA256
3cd32a3cdbd69f9ace4f8100fd72e08596c3d21c24beffbfbab4bfda865ea50d

SHA512
c2004233a80e33d77c84492fc0ccafdcfcce503d489be847b559b175920154447fd2f1e4020d58f44fba73ec019f03261599b55448fb872297fb79f418d0c8f7

Download Submit
memory/2232-137-0x0000000005A50000-0x0000000005A5A000-memory.dmp

Filesize
40KB

Download
memory/2232-134-0x0000000005A70000-0x0000000005B0C000-memory.dmp

Filesize
624KB

Download
memory/2232-133-0x0000000000FF0000-0x00000000010AA000-memory.dmp

Filesize
744KB

Download
memory/2232-138-0x0000000005DE0000-0x0000000005E36000-memory.dmp

Filesize
344KB

Download
memory/2232-139-0x0000000005D70000-0x0000000005D80000-memory.dmp

Filesize
64KB

Download
memory/2232-140-0x0000000005D70000-0x0000000005D80000-memory.dmp

Filesize
64KB

Download
memory/2232-135-0x00000000060F0000-0x0000000006694000-memory.dmp

Filesize
5.6MB

Download
memory/2232-136-0x0000000005B40000-0x0000000005BD2000-memory.dmp

Filesize
584KB

Download
memory/3392-144-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3392-147-0x0000000004FB0000-0x0000000005016000-memory.dmp

Filesize
408KB

Download
memory/3392-148-0x00000000050F0000-0x0000000005100000-memory.dmp

Filesize
64KB

Download
memory/3392-149-0x0000000006B80000-0x0000000006BD0000-memory.dmp

Filesize
320KB

Download
memory/3392-150-0x0000000006DD0000-0x0000000006F92000-memory.dmp

Filesize
1.8MB

Download
memory/3392-151-0x00000000050F0000-0x0000000005100000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads