agenttesla | edea4daffcfebbb11f70cfa4fdcc38c85eeb8de82fe6be10e41efb520f7c7496

General

Target
Spare Part (KITO)__________.exe
Size 1.1MB
Sample200831-934reaadx2
SHA256 edea4daffcfebbb11f70cfa4fdcc38c85eeb8de82fe6be10e41efb520f7c7496
MD5 1bf1a93e10a47812212bdf533fa731b3
SHA1 8d092421a508a2ac7d50f2627715d9b71920182f
SHA512 0bf342e3b368d311e3afe1acab10a87589ecabbd13f52c1d0b3e185104af166c143a3f61ae2c60918e9782b7b557f4789345c130f6a026b2697b6d3029ec442b
MD5 SHA1 SHA512

Score

10^/10

agenttesla keylogger spyware stealer trojan upx

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
smtp.yandex.com
Port
587
Username
[email protected]
Password
afoerinwa123456789

Signatures

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

AgentTesla Payload 2 IoCs

resource	yara_rule
behavioral2/memory/2756-5-0x0000000000400000-0x00000000004A4000-memory.dmp	family_agenttesla
behavioral2/memory/2756-6-0x00000000005C0000-0x000000000060C000-memory.dmp	family_agenttesla

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2756-2-0x0000000000400000-0x00000000004A4000-memory.dmp	upx
behavioral2/memory/2756-4-0x0000000000400000-0x00000000004A4000-memory.dmp	upx
behavioral2/memory/2756-5-0x0000000000400000-0x00000000004A4000-memory.dmp	upx

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\PAYA.vbs	notepad.exe

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3684 set thread context of 2756	3684	Spare Part (KITO)__________.exe	73

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\ServiceProfiles\LocalService\winhttp\cachev3.dat	svchost.exe

Modifies data under HKEY_USERS 5 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	svchost.exe
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0e-3e-6f-2c-c8-c7	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0e-3e-6f-2c-c8-c7\WpadDecisionReason = "1"	svchost.exe
Set value (data)	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0e-3e-6f-2c-c8-c7\WpadDecisionTime = 889351df6a7fd601	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0e-3e-6f-2c-c8-c7\WpadDecision = "0"	svchost.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3684	Spare Part (KITO)__________.exe
3684	Spare Part (KITO)__________.exe
2756	Spare Part (KITO)__________.exe
2756	Spare Part (KITO)__________.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
3684	Spare Part (KITO)__________.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2088	svchost.exe
Token: SeCreatePagefilePrivilege	2088	svchost.exe
Token: SeDebugPrivilege	2756	Spare Part (KITO)__________.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3684 wrote to memory of 2660	3684	Spare Part (KITO)__________.exe	72
PID 3684 wrote to memory of 2660	3684	Spare Part (KITO)__________.exe	72
PID 3684 wrote to memory of 2660	3684	Spare Part (KITO)__________.exe	72
PID 3684 wrote to memory of 2660	3684	Spare Part (KITO)__________.exe	72
PID 3684 wrote to memory of 2660	3684	Spare Part (KITO)__________.exe	72
PID 3684 wrote to memory of 2756	3684	Spare Part (KITO)__________.exe	73
PID 3684 wrote to memory of 2756	3684	Spare Part (KITO)__________.exe	73
PID 3684 wrote to memory of 2756	3684	Spare Part (KITO)__________.exe	73

C:\Users\Admin\AppData\Local\Temp\Spare Part (KITO)__________.exe
"C:\Users\Admin\AppData\Local\Temp\Spare Part (KITO)__________.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3684
- C:\Windows\SysWOW64\notepad.exe
  "C:\Windows\system32\notepad.exe"
  2⤵
  - Drops startup file
  PID:2660
- C:\Users\Admin\AppData\Local\Temp\Spare Part (KITO)__________.exe
  "C:\Users\Admin\AppData\Local\Temp\Spare Part (KITO)__________.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2756

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -s WinHttpAutoProxySvc
1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
PID:2088

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/2756-2-0x0000000000400000-0x00000000004A4000-memory.dmp

Download

memory/2756-4-0x0000000000400000-0x00000000004A4000-memory.dmp

Download

memory/2756-5-0x0000000000400000-0x00000000004A4000-memory.dmp

Download

memory/2756-6-0x00000000005C0000-0x000000000060C000-memory.dmp

Download

memory/2756-7-0x0000000000AB2000-0x0000000000AB3000-memory.dmp

Download

memory/3684-0-0x0000000000400000-0x000000000051C000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads