agenttesla | b101b46c4af2b0bf121699278385567d8acf726dc94d85d304d86f48312065d2

General

Target

Company Profile.pif.exe
Size

422KB
MD5

2ee05660e32767c3fdcd4bf9f9fbe515
SHA1

7563bdca95677e3921660f2d3970eee0dc2bb40d
SHA256

b101b46c4af2b0bf121699278385567d8acf726dc94d85d304d86f48312065d2
SHA512

3b4e5953797220f2395e9206e25ced4133cf5a5f513e142748b48f36e92eeb3a663142ecdd1cc5cc55852bed4fc6122df3eb50e4d2aecdcc07f97e39eadfe8b0

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.mail.com
Port:
587
Username:
[email protected]
Password:
boombmailer123@

Signatures

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

AgentTesla Payload 15 IoCs

Processes:

resource	yara_rule
behavioral1/memory/748-4-0x0000000000400000-0x000000000044E000-memory.dmp	family_agenttesla
behavioral1/memory/748-5-0x000000000044937E-mapping.dmp	family_agenttesla
behavioral1/memory/748-6-0x0000000000400000-0x000000000044E000-memory.dmp	family_agenttesla
behavioral1/memory/748-7-0x0000000000400000-0x000000000044E000-memory.dmp	family_agenttesla
behavioral1/memory/748-10-0x000000000044937E-mapping.dmp	family_agenttesla
behavioral1/memory/748-11-0x000000000044937E-mapping.dmp	family_agenttesla
behavioral1/memory/748-12-0x000000000044937E-mapping.dmp	family_agenttesla
behavioral1/memory/748-13-0x000000000044937E-mapping.dmp	family_agenttesla
behavioral1/memory/748-14-0x000000000044937E-mapping.dmp	family_agenttesla
behavioral1/memory/748-16-0x000000000044937E-mapping.dmp	family_agenttesla
behavioral1/memory/748-15-0x000000000044937E-mapping.dmp	family_agenttesla
behavioral1/memory/748-17-0x000000000044937E-mapping.dmp	family_agenttesla
behavioral1/memory/748-18-0x000000000044937E-mapping.dmp	family_agenttesla
behavioral1/memory/748-19-0x000000000044937E-mapping.dmp	family_agenttesla
behavioral1/memory/748-20-0x000000000044937E-mapping.dmp	family_agenttesla

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware

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

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

Data from Local System
T1005

Credentials in Files
T1081

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Company Profile.pif.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1131729243-447456001-3632642222-1000\Software\Microsoft\Windows\CurrentVersion\Run\ZBmeHM = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ZBmeHM\\ZBmeHM.exe"	Company Profile.pif.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Company Profile.pif.exe

description pid process target process

PID 824 set thread context of 748 824 Company Profile.pif.exe Company Profile.pif.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1936 748 WerFault.exe Company Profile.pif.exe
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

864 schtasks.exe

description	pid	process	target process
PID 824 set thread context of 748	824	Company Profile.pif.exe	Company Profile.pif.exe

pid	pid_target	process	target process
1936	748	WerFault.exe	Company Profile.pif.exe

pid	process
864	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

Company Profile.pif.exeCompany Profile.pif.exeWerFault.exe

pid	process
824	Company Profile.pif.exe
748	Company Profile.pif.exe
748	Company Profile.pif.exe
1936	WerFault.exe
1936	WerFault.exe
1936	WerFault.exe
1936	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Company Profile.pif.exeCompany Profile.pif.exeWerFault.exe

description	pid	process
Token: SeDebugPrivilege	824	Company Profile.pif.exe
Token: SeDebugPrivilege	748	Company Profile.pif.exe
Token: SeDebugPrivilege	1936	WerFault.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

Company Profile.pif.exeCompany Profile.pif.exe

description	pid	process	target process
PID 824 wrote to memory of 864	824	Company Profile.pif.exe	schtasks.exe
PID 824 wrote to memory of 864	824	Company Profile.pif.exe	schtasks.exe
PID 824 wrote to memory of 864	824	Company Profile.pif.exe	schtasks.exe
PID 824 wrote to memory of 864	824	Company Profile.pif.exe	schtasks.exe
PID 824 wrote to memory of 748	824	Company Profile.pif.exe	Company Profile.pif.exe
PID 824 wrote to memory of 748	824	Company Profile.pif.exe	Company Profile.pif.exe
PID 824 wrote to memory of 748	824	Company Profile.pif.exe	Company Profile.pif.exe
PID 824 wrote to memory of 748	824	Company Profile.pif.exe	Company Profile.pif.exe
PID 824 wrote to memory of 748	824	Company Profile.pif.exe	Company Profile.pif.exe
PID 824 wrote to memory of 748	824	Company Profile.pif.exe	Company Profile.pif.exe
PID 824 wrote to memory of 748	824	Company Profile.pif.exe	Company Profile.pif.exe
PID 824 wrote to memory of 748	824	Company Profile.pif.exe	Company Profile.pif.exe
PID 824 wrote to memory of 748	824	Company Profile.pif.exe	Company Profile.pif.exe
PID 748 wrote to memory of 1936	748	Company Profile.pif.exe	WerFault.exe
PID 748 wrote to memory of 1936	748	Company Profile.pif.exe	WerFault.exe
PID 748 wrote to memory of 1936	748	Company Profile.pif.exe	WerFault.exe
PID 748 wrote to memory of 1936	748	Company Profile.pif.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\Company Profile.pif.exe
"C:\Users\Admin\AppData\Local\Temp\Company Profile.pif.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:824

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\FHFyLcF" /XML "C:\Users\Admin\AppData\Local\Temp\tmp85A3.tmp"
2⤵
- Creates scheduled task(s)
PID:864

C:\Users\Admin\AppData\Local\Temp\Company Profile.pif.exe
"C:\Users\Admin\AppData\Local\Temp\Company Profile.pif.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:748

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 748 -s 1056
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1936

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

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

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp85A3.tmp
MD5
2dc11f1151d427c81712d50a750930c5

SHA1
2541f84779f76da21aa50602d4a61fffcbe1bff4

SHA256
4eb1ad0a0b038476b7a031fe7dc2fd867b67d4864cdc18f025ba6c052a25b875

SHA512
a83626e795db08fd53091a23f2b1e7cac67eb4bffa0c3855b3bb7f4e22defc096b92ffda634931ae94471450058f6fed3a459d4b62167a7561c4dbb3b596c0eb

Download Submit
memory/748-11-0x000000000044937E-mapping.dmp

Download
memory/748-19-0x000000000044937E-mapping.dmp

Download
memory/748-4-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/748-5-0x000000000044937E-mapping.dmp

Download
memory/748-6-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/748-7-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/748-10-0x000000000044937E-mapping.dmp

Download
memory/748-12-0x000000000044937E-mapping.dmp

Download
memory/748-20-0x000000000044937E-mapping.dmp

Download
memory/748-18-0x000000000044937E-mapping.dmp

Download
memory/748-17-0x000000000044937E-mapping.dmp

Download
memory/748-13-0x000000000044937E-mapping.dmp

Download
memory/748-14-0x000000000044937E-mapping.dmp

Download
memory/748-16-0x000000000044937E-mapping.dmp

Download
memory/748-15-0x000000000044937E-mapping.dmp

Download
memory/824-1-0x0000000000000000-0x0000000000000000-disk.dmp

Download
memory/864-2-0x0000000000000000-mapping.dmp

Download
memory/1936-9-0x00000000008F0000-0x0000000000901000-memory.dmp

Filesize
68KB

Download
memory/1936-21-0x0000000002750000-0x0000000002761000-memory.dmp

Filesize
68KB

Download
memory/1936-8-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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