agenttesla | 722b069d08948799ab9e673a1759761d2e501da9b1ad892e3353d75ffe83bd6c

General

Target

PO-IB5708.exe
Size

9KB
MD5

356ad1420a3fc7751cb82a5de56133d7
SHA1

ade826338ee78d25ea705587c237bedc31ae960c
SHA256

722b069d08948799ab9e673a1759761d2e501da9b1ad892e3353d75ffe83bd6c
SHA512

ceaf925295f733f04a4fb65ee102f4b78992492be0d9b779d5bf613108aa0269cfac96f81cb3b0f420ae0495eb4ee840a9b17f3028e2aef370defdceeced8373
SSDEEP

96:DvjTnr2DrIsnldpY5ULU3UZrG4AkDdXp3WNtW1jYcFoNVcz1W4oKYMsLYUa:jS8Aln/LQUw4RJp8stYcFmVc03KY

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.hyrim.my
Port:
587
Username:
[email protected]
Password:
1fDR9FtVF-OS
Email To:
[email protected]

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
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:

PO-IB5708.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO-IB5708.exe
Key opened	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO-IB5708.exe
Key opened	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO-IB5708.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

PO-IB5708.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\Grubve = "\"C:\\Users\\Admin\\AppData\\Roaming\\Mfxclgch\\Grubve.exe\""	PO-IB5708.exe

Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

6 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

PO-IB5708.exe

description pid process target process

PID 2036 set thread context of 984 2036 PO-IB5708.exe PO-IB5708.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

powershell.exePO-IB5708.exePO-IB5708.exe

pid process

884 powershell.exe
2036 PO-IB5708.exe
984 PO-IB5708.exe
984 PO-IB5708.exe
984 PO-IB5708.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

PO-IB5708.exepowershell.exePO-IB5708.exe

description pid process

Token: SeDebugPrivilege 2036 PO-IB5708.exe
Token: SeDebugPrivilege 884 powershell.exe
Token: SeDebugPrivilege 984 PO-IB5708.exe

flow	ioc
6	api.ipify.org

description	pid	process	target process
PID 2036 set thread context of 984	2036	PO-IB5708.exe	PO-IB5708.exe

pid	process
884	powershell.exe
2036	PO-IB5708.exe
984	PO-IB5708.exe
984	PO-IB5708.exe
984	PO-IB5708.exe

description	pid	process
Token: SeDebugPrivilege	2036	PO-IB5708.exe
Token: SeDebugPrivilege	884	powershell.exe
Token: SeDebugPrivilege	984	PO-IB5708.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

PO-IB5708.exe

description	pid	process	target process
PID 2036 wrote to memory of 884	2036	PO-IB5708.exe	powershell.exe
PID 2036 wrote to memory of 884	2036	PO-IB5708.exe	powershell.exe
PID 2036 wrote to memory of 884	2036	PO-IB5708.exe	powershell.exe
PID 2036 wrote to memory of 884	2036	PO-IB5708.exe	powershell.exe
PID 2036 wrote to memory of 300	2036	PO-IB5708.exe	PO-IB5708.exe
PID 2036 wrote to memory of 300	2036	PO-IB5708.exe	PO-IB5708.exe
PID 2036 wrote to memory of 300	2036	PO-IB5708.exe	PO-IB5708.exe
PID 2036 wrote to memory of 300	2036	PO-IB5708.exe	PO-IB5708.exe
PID 2036 wrote to memory of 984	2036	PO-IB5708.exe	PO-IB5708.exe
PID 2036 wrote to memory of 984	2036	PO-IB5708.exe	PO-IB5708.exe
PID 2036 wrote to memory of 984	2036	PO-IB5708.exe	PO-IB5708.exe
PID 2036 wrote to memory of 984	2036	PO-IB5708.exe	PO-IB5708.exe
PID 2036 wrote to memory of 984	2036	PO-IB5708.exe	PO-IB5708.exe
PID 2036 wrote to memory of 984	2036	PO-IB5708.exe	PO-IB5708.exe
PID 2036 wrote to memory of 984	2036	PO-IB5708.exe	PO-IB5708.exe
PID 2036 wrote to memory of 984	2036	PO-IB5708.exe	PO-IB5708.exe
PID 2036 wrote to memory of 984	2036	PO-IB5708.exe	PO-IB5708.exe

outlook_office_path 1 IoCs

Processes:

PO-IB5708.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO-IB5708.exe

outlook_win_path 1 IoCs

Processes:

PO-IB5708.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO-IB5708.exe

C:\Users\Admin\AppData\Local\Temp\PO-IB5708.exe
"C:\Users\Admin\AppData\Local\Temp\PO-IB5708.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2036

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAANQA3AA==
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:884

C:\Users\Admin\AppData\Local\Temp\PO-IB5708.exe
C:\Users\Admin\AppData\Local\Temp\PO-IB5708.exe
2⤵
PID:300

C:\Users\Admin\AppData\Local\Temp\PO-IB5708.exe
C:\Users\Admin\AppData\Local\Temp\PO-IB5708.exe
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:984

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

memory/884-61-0x000000006FBE0000-0x000000007018B000-memory.dmp

Filesize
5.7MB

Download
memory/884-59-0x000000006FBE0000-0x000000007018B000-memory.dmp

Filesize
5.7MB

Download
memory/884-60-0x000000006FBE0000-0x000000007018B000-memory.dmp

Filesize
5.7MB

Download
memory/884-57-0x0000000000000000-mapping.dmp

Download
memory/984-63-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/984-62-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/984-65-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/984-66-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/984-68-0x0000000000437CBE-mapping.dmp

Download
memory/984-67-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/984-72-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/984-70-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2036-56-0x0000000005B00000-0x0000000005D28000-memory.dmp

Filesize
2.2MB

Download
memory/2036-55-0x00000000767B1000-0x00000000767B3000-memory.dmp

Filesize
8KB

Download
memory/2036-54-0x0000000000370000-0x0000000000378000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads