agenttesla | 3e1f623f0b2c1b85bcbca396bbeb79e06db39138a004c14201827ed1a8ca377a

Analysis

max time kernel
95s
max time network
150s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
09/06/2023, 12:56

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General

Target
Revised Proforma Invoice WSI116850PF.exe
Size 884KB
Sample230609-p6b63sda21
SHA256 3e1f623f0b2c1b85bcbca396bbeb79e06db39138a004c14201827ed1a8ca377a
MD5 eac45e7940e2536662d67f5c2bb888f8
SHA1 99accc50514d38dfd74883b10789a471f4cc2bca
SHA512 9053620605e242827e03dc5632e55dfef2ad839a63f5ad2be0d6e0a0a750e46c20e6d944623518e68753838f1629fe72ef5a48f780d12fbc33afef348ce16fc3
SSDEEP 12288:EW0lwFqIwr+i3Tp3OQwN5V2cKxZMXdKkDkB0c:RZFwTp3duL2xxGKoy0c
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
mail.sorincrop.com
Port
587
Username
[email protected]
Password
blessing202321@!$%btr
Email to
[email protected]

Signatures

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	api.ipify.org
5	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1996 set thread context of 1172	1996	Revised Proforma Invoice WSI116850PF.exe	29

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1996	Revised Proforma Invoice WSI116850PF.exe
1996	Revised Proforma Invoice WSI116850PF.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1996	Revised Proforma Invoice WSI116850PF.exe
Token: SeDebugPrivilege	1172	RegSvcs.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 1996 wrote to memory of 568	1996	Revised Proforma Invoice WSI116850PF.exe	28
PID 1996 wrote to memory of 568	1996	Revised Proforma Invoice WSI116850PF.exe	28
PID 1996 wrote to memory of 568	1996	Revised Proforma Invoice WSI116850PF.exe	28
PID 1996 wrote to memory of 568	1996	Revised Proforma Invoice WSI116850PF.exe	28
PID 1996 wrote to memory of 568	1996	Revised Proforma Invoice WSI116850PF.exe	28
PID 1996 wrote to memory of 568	1996	Revised Proforma Invoice WSI116850PF.exe	28
PID 1996 wrote to memory of 568	1996	Revised Proforma Invoice WSI116850PF.exe	28
PID 1996 wrote to memory of 1172	1996	Revised Proforma Invoice WSI116850PF.exe	29
PID 1996 wrote to memory of 1172	1996	Revised Proforma Invoice WSI116850PF.exe	29
PID 1996 wrote to memory of 1172	1996	Revised Proforma Invoice WSI116850PF.exe	29
PID 1996 wrote to memory of 1172	1996	Revised Proforma Invoice WSI116850PF.exe	29
PID 1996 wrote to memory of 1172	1996	Revised Proforma Invoice WSI116850PF.exe	29
PID 1996 wrote to memory of 1172	1996	Revised Proforma Invoice WSI116850PF.exe	29
PID 1996 wrote to memory of 1172	1996	Revised Proforma Invoice WSI116850PF.exe	29
PID 1996 wrote to memory of 1172	1996	Revised Proforma Invoice WSI116850PF.exe	29
PID 1996 wrote to memory of 1172	1996	Revised Proforma Invoice WSI116850PF.exe	29
PID 1996 wrote to memory of 1172	1996	Revised Proforma Invoice WSI116850PF.exe	29
PID 1996 wrote to memory of 1172	1996	Revised Proforma Invoice WSI116850PF.exe	29
PID 1996 wrote to memory of 1172	1996	Revised Proforma Invoice WSI116850PF.exe	29

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\Revised Proforma Invoice WSI116850PF.exe
"C:\Users\Admin\AppData\Local\Temp\Revised Proforma Invoice WSI116850PF.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1996
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  PID:568
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1172

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1172-67-0x0000000000400000-0x0000000000430000-memory.dmp

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memory/1172-64-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

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memory/1172-88-0x0000000001180000-0x00000000011C0000-memory.dmp

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memory/1172-70-0x0000000001180000-0x00000000011C0000-memory.dmp

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memory/1172-69-0x0000000000400000-0x0000000000430000-memory.dmp

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memory/1172-65-0x0000000000400000-0x0000000000430000-memory.dmp

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memory/1172-60-0x0000000000400000-0x0000000000430000-memory.dmp

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memory/1172-62-0x0000000000400000-0x0000000000430000-memory.dmp

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memory/1172-63-0x0000000000400000-0x0000000000430000-memory.dmp

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memory/1172-61-0x0000000000400000-0x0000000000430000-memory.dmp

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memory/1996-55-0x0000000004DD0000-0x0000000004E10000-memory.dmp

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memory/1996-59-0x0000000000AF0000-0x0000000000B20000-memory.dmp

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memory/1996-54-0x0000000001190000-0x0000000001274000-memory.dmp

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memory/1996-58-0x0000000005070000-0x00000000050EC000-memory.dmp

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memory/1996-57-0x00000000003C0000-0x00000000003D4000-memory.dmp

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memory/1996-56-0x0000000004DD0000-0x0000000004E10000-memory.dmp

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