agenttesla | 6fb4834a7c2a1258b1b1508a4c8449b00db7149dd2677bd4d9f150304a6b4068

General

Target
d9e209df65703fe2e2cf87595101519e.exe
Size 18KB
Sample220516-d9b5psefck
SHA256 6fb4834a7c2a1258b1b1508a4c8449b00db7149dd2677bd4d9f150304a6b4068
MD5 d9e209df65703fe2e2cf87595101519e
SHA1 8577afb4a46c34e79f3acbffec1d6b8b07dffdf1
SHA512 fec44cd57d788bb5d5362926d058e2b9cd7e2d050d86cb4402190f74c82a9ff8919d0df4b7704490fb6664f6d0e497f6875f651772c64a3f26a1a9dc1545d2a3
MD5 SHA1 SHA512

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
mail.centraldefiltros.cl
Port
587
Username
[email protected]
Password
icui4cu2@@
Email to
[email protected]

Signatures

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

AgentTesla Payload 1 IoCs

resource	yara_rule
behavioral2/memory/4688-143-0x0000000000400000-0x000000000043C000-memory.dmp	family_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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\International\Geo\Nation	d9e209df65703fe2e2cf87595101519e.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3420 set thread context of 4688	3420	d9e209df65703fe2e2cf87595101519e.exe	93

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
5080	timeout.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1572	powershell.exe
1572	powershell.exe
3420	d9e209df65703fe2e2cf87595101519e.exe
3420	d9e209df65703fe2e2cf87595101519e.exe
4688	MSBuild.exe
4688	MSBuild.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1572	powershell.exe
Token: SeDebugPrivilege	3420	d9e209df65703fe2e2cf87595101519e.exe
Token: SeDebugPrivilege	4688	MSBuild.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 3420 wrote to memory of 1572	3420	d9e209df65703fe2e2cf87595101519e.exe	81
PID 3420 wrote to memory of 1572	3420	d9e209df65703fe2e2cf87595101519e.exe	81
PID 3420 wrote to memory of 1572	3420	d9e209df65703fe2e2cf87595101519e.exe	81
PID 3420 wrote to memory of 220	3420	d9e209df65703fe2e2cf87595101519e.exe	91
PID 3420 wrote to memory of 220	3420	d9e209df65703fe2e2cf87595101519e.exe	91
PID 3420 wrote to memory of 220	3420	d9e209df65703fe2e2cf87595101519e.exe	91
PID 220 wrote to memory of 5080	220	cmd.exe	92
PID 220 wrote to memory of 5080	220	cmd.exe	92
PID 220 wrote to memory of 5080	220	cmd.exe	92
PID 3420 wrote to memory of 4688	3420	d9e209df65703fe2e2cf87595101519e.exe	93
PID 3420 wrote to memory of 4688	3420	d9e209df65703fe2e2cf87595101519e.exe	93
PID 3420 wrote to memory of 4688	3420	d9e209df65703fe2e2cf87595101519e.exe	93
PID 3420 wrote to memory of 4688	3420	d9e209df65703fe2e2cf87595101519e.exe	93
PID 3420 wrote to memory of 4688	3420	d9e209df65703fe2e2cf87595101519e.exe	93
PID 3420 wrote to memory of 4688	3420	d9e209df65703fe2e2cf87595101519e.exe	93
PID 3420 wrote to memory of 4688	3420	d9e209df65703fe2e2cf87595101519e.exe	93
PID 3420 wrote to memory of 4688	3420	d9e209df65703fe2e2cf87595101519e.exe	93

C:\Users\Admin\AppData\Local\Temp\d9e209df65703fe2e2cf87595101519e.exe
"C:\Users\Admin\AppData\Local\Temp\d9e209df65703fe2e2cf87595101519e.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3420
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AEEAcgB0AC0AUwBsAEUAZQBQACAALQBzACAAMgAwAA==
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1572
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c timeout 20
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:220
- - C:\Windows\SysWOW64\timeout.exe
    timeout 20
    3⤵
    - Delays execution with timeout.exe
    PID:5080
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4688

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1572-138-0x00000000079F0000-0x000000000806A000-memory.dmp

Download

memory/1572-133-0x0000000005520000-0x0000000005B48000-memory.dmp

Download

memory/1572-134-0x00000000053B0000-0x00000000053D2000-memory.dmp

Download

memory/1572-135-0x0000000005CC0000-0x0000000005D26000-memory.dmp

Download

memory/1572-136-0x0000000005D30000-0x0000000005D96000-memory.dmp

Download

memory/1572-132-0x0000000002DA0000-0x0000000002DD6000-memory.dmp

Download

memory/1572-137-0x0000000005100000-0x000000000511E000-memory.dmp

Download

memory/1572-139-0x0000000006870000-0x000000000688A000-memory.dmp

Download

memory/3420-130-0x0000000000980000-0x000000000098A000-memory.dmp

Download

memory/4688-143-0x0000000000400000-0x000000000043C000-memory.dmp

Download

memory/4688-144-0x0000000005C50000-0x00000000061F4000-memory.dmp

Download

memory/4688-145-0x0000000005740000-0x00000000057D2000-memory.dmp

Download

memory/4688-146-0x0000000005900000-0x000000000599C000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads