agenttesla | afaa75058c4de5013c9a5dafba07e7952b354152719d373e18a226de484b7a46

General

Target

SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe
Size

1.7MB
MD5

b590f332b0fa48f20e7c9876fd2ec185
SHA1

3914b5911e3265d50d81b700ff980c7013030eb4
SHA256

afaa75058c4de5013c9a5dafba07e7952b354152719d373e18a226de484b7a46
SHA512

421972f8fff817a2f1371d95f11cea5ae85555d4a5fe207e9e3b2d45ef2593580802493a1853043f725a58a88acad8c3610e1a3822370e3cbd11472599ab9ac8
SSDEEP

24576:mGgTwzGtL5DmOlHCeEzyjDjXZCX5OBHCGds9L:m5tNvCeEccX5OEl

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.donadorotea.com
Port:
587
Username:
[email protected]
Password:
$TH!4vHd2ymR
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware 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-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\International\Geo\Nation	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe

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

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 stealer

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 stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\EtEIU = "C:\\Users\\Admin\\AppData\\Roaming\\EtEIU\\EtEIU.exe"	RegAsm.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3984 set thread context of 4128	3984	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	97

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4160	powershell.exe
4160	powershell.exe
3984	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe
3984	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4160	powershell.exe
Token: SeDebugPrivilege	3984	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe
Token: SeDebugPrivilege	4128	RegAsm.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 3984 wrote to memory of 4160	3984	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	86
PID 3984 wrote to memory of 4160	3984	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	86
PID 3984 wrote to memory of 4160	3984	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	86
PID 3984 wrote to memory of 4364	3984	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	96
PID 3984 wrote to memory of 4364	3984	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	96
PID 3984 wrote to memory of 4364	3984	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	96
PID 3984 wrote to memory of 4128	3984	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	97
PID 3984 wrote to memory of 4128	3984	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	97
PID 3984 wrote to memory of 4128	3984	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	97
PID 3984 wrote to memory of 4128	3984	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	97
PID 3984 wrote to memory of 4128	3984	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	97
PID 3984 wrote to memory of 4128	3984	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	97
PID 3984 wrote to memory of 4128	3984	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	97
PID 3984 wrote to memory of 4128	3984	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	97

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3984
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMgAwAA==
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4160
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  2⤵
  PID:4364
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4128

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_5rdgvb0f.jif.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/3984-134-0x0000000005AC0000-0x0000000006064000-memory.dmp

Filesize
5.6MB

Download
memory/3984-135-0x0000000005600000-0x0000000005692000-memory.dmp

Filesize
584KB

Download
memory/3984-136-0x00000000056A0000-0x00000000056AA000-memory.dmp

Filesize
40KB

Download
memory/3984-137-0x0000000005870000-0x0000000005880000-memory.dmp

Filesize
64KB

Download
memory/3984-138-0x0000000005A70000-0x0000000005A92000-memory.dmp

Filesize
136KB

Download
memory/3984-158-0x0000000005870000-0x0000000005880000-memory.dmp

Filesize
64KB

Download
memory/3984-133-0x0000000000A90000-0x0000000000C50000-memory.dmp

Filesize
1.8MB

Download
memory/4128-171-0x00000000051D0000-0x00000000051E0000-memory.dmp

Filesize
64KB

Download
memory/4128-167-0x00000000051D0000-0x00000000051E0000-memory.dmp

Filesize
64KB

Download
memory/4128-165-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4128-169-0x00000000066F0000-0x0000000006740000-memory.dmp

Filesize
320KB

Download
memory/4128-170-0x0000000006910000-0x0000000006AD2000-memory.dmp

Filesize
1.8MB

Download
memory/4160-146-0x0000000006230000-0x0000000006296000-memory.dmp

Filesize
408KB

Download
memory/4160-155-0x00000000053E0000-0x00000000053F0000-memory.dmp

Filesize
64KB

Download
memory/4160-157-0x0000000006D60000-0x0000000006D7A000-memory.dmp

Filesize
104KB

Download
memory/4160-156-0x0000000007EC0000-0x000000000853A000-memory.dmp

Filesize
6.5MB

Download
memory/4160-154-0x0000000006860000-0x000000000687E000-memory.dmp

Filesize
120KB

Download
memory/4160-159-0x00000000053E0000-0x00000000053F0000-memory.dmp

Filesize
64KB

Download
memory/4160-160-0x00000000053E0000-0x00000000053F0000-memory.dmp

Filesize
64KB

Download
memory/4160-161-0x00000000053E0000-0x00000000053F0000-memory.dmp

Filesize
64KB

Download
memory/4160-143-0x00000000061C0000-0x0000000006226000-memory.dmp

Filesize
408KB

Download
memory/4160-142-0x00000000053E0000-0x00000000053F0000-memory.dmp

Filesize
64KB

Download
memory/4160-141-0x00000000053E0000-0x00000000053F0000-memory.dmp

Filesize
64KB

Download
memory/4160-140-0x0000000005A20000-0x0000000006048000-memory.dmp

Filesize
6.2MB

Download
memory/4160-139-0x00000000052B0000-0x00000000052E6000-memory.dmp

Filesize
216KB

Download

Analysis

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