agenttesla | c9bc0f924534c4e87535971e5ebfc21bd3a5c4e205c7be750b88bd8ddd0d02c5

General

Target
NEWYORKU.EXE
Size 538KB
Sample200729-txkrkcfktj
SHA256 c9bc0f924534c4e87535971e5ebfc21bd3a5c4e205c7be750b88bd8ddd0d02c5
MD5 db2c29598c96ad59ec129651cd899738
SHA1 862c819784373ba888df612611bf7df37f9dba33
SHA512 c495d545f35e8ec585bcc89bab545367a0bcf1e02f97fe028ca5b00488921db1012d635aaba8b717bc67267a97564e1b2cf0acaeed0b32614d5246fb8f309c80
MD5 SHA1 SHA512

Score

10^/10

Family

Credentials

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

AgentTesla Payload 4 IoCs

resource	yara_rule
behavioral1/memory/1840-4-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1840-5-0x0000000000446CDE-mapping.dmp	family_agenttesla
behavioral1/memory/1840-6-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1840-7-0x0000000000400000-0x000000000044C000-memory.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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 992 set thread context of 1840	992	NEWYORKU.EXE	28

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.

Scheduled Task

pid	Process
1872	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1840	NEWYORKU.EXE
1840	NEWYORKU.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1840	NEWYORKU.EXE

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 992 wrote to memory of 1872	992	NEWYORKU.EXE	26
PID 992 wrote to memory of 1872	992	NEWYORKU.EXE	26
PID 992 wrote to memory of 1872	992	NEWYORKU.EXE	26
PID 992 wrote to memory of 1872	992	NEWYORKU.EXE	26
PID 992 wrote to memory of 1840	992	NEWYORKU.EXE	28
PID 992 wrote to memory of 1840	992	NEWYORKU.EXE	28
PID 992 wrote to memory of 1840	992	NEWYORKU.EXE	28
PID 992 wrote to memory of 1840	992	NEWYORKU.EXE	28
PID 992 wrote to memory of 1840	992	NEWYORKU.EXE	28
PID 992 wrote to memory of 1840	992	NEWYORKU.EXE	28
PID 992 wrote to memory of 1840	992	NEWYORKU.EXE	28
PID 992 wrote to memory of 1840	992	NEWYORKU.EXE	28
PID 992 wrote to memory of 1840	992	NEWYORKU.EXE	28

C:\Users\Admin\AppData\Local\Temp\NEWYORKU.EXE
"C:\Users\Admin\AppData\Local\Temp\NEWYORKU.EXE"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:992
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\&startupname&" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9B64.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1872
- C:\Users\Admin\AppData\Local\Temp\NEWYORKU.EXE
  "C:\Users\Admin\AppData\Local\Temp\NEWYORKU.EXE"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1840