agenttesla | f80099a7582ca527be303b551c9efd3080fd8d729f29cada9113693399737229 | Triage

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20231023-en
resource tags

arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
submitted
07/12/2023, 10:10 UTC

Sharing

Report Analysis Logs

General

Target

PI # ARDFZC 0003722023.exe
Size

1.1MB
MD5

3e2a479e553002fa5a7632ff48328c9c
SHA1

4bfbf7edb54b0f7c64037a48674a6865a7ce844a
SHA256

f80099a7582ca527be303b551c9efd3080fd8d729f29cada9113693399737229
SHA512

def737da2e9f4650d41a711020c40acccfa5deaba4126a8f51dcebb646116f0df60a5ccf9fe14168faea1bc643522c2e2a6150db26a3806cd81a911f182c1bb5
SSDEEP

12288:vFkCRtvzGNWF+T1wn+dMhkZ5lilHBU2XHsS97nzJAgxXrYjdscZ+h/rOsIp5Rn4K:vFRtvzGNWBpK/liNnHscb7YjdsNDbIV

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.amtechcards.com
Port:
587
Username:
pure@amtechcards.com
Password:
]i[a(tUWlmp%
Email To:
pure1@amtechcards.com

Signatures

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

Adds Run key to start application 2 TTPs 1 IoCs

Registry Run Keys / Startup Folder

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Windows\CurrentVersion\Run\AmGHOWg = "C:\\Users\\Admin\\AppData\\Roaming\\AmGHOWg\\AmGHOWg.exe"	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 2412 set thread context of 2976	2412	PI # ARDFZC 0003722023.exe	32

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

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/Job

pid	Process
2692	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2412	PI # ARDFZC 0003722023.exe
2412	PI # ARDFZC 0003722023.exe
2976	RegSvcs.exe
2976	RegSvcs.exe
2656	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2412	PI # ARDFZC 0003722023.exe
Token: SeDebugPrivilege	2976	RegSvcs.exe
Token: SeDebugPrivilege	2656	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2976	RegSvcs.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2412 wrote to memory of 2656	2412	PI # ARDFZC 0003722023.exe	28
PID 2412 wrote to memory of 2656	2412	PI # ARDFZC 0003722023.exe	28
PID 2412 wrote to memory of 2656	2412	PI # ARDFZC 0003722023.exe	28
PID 2412 wrote to memory of 2656	2412	PI # ARDFZC 0003722023.exe	28
PID 2412 wrote to memory of 2692	2412	PI # ARDFZC 0003722023.exe	30
PID 2412 wrote to memory of 2692	2412	PI # ARDFZC 0003722023.exe	30
PID 2412 wrote to memory of 2692	2412	PI # ARDFZC 0003722023.exe	30
PID 2412 wrote to memory of 2692	2412	PI # ARDFZC 0003722023.exe	30
PID 2412 wrote to memory of 2976	2412	PI # ARDFZC 0003722023.exe	32
PID 2412 wrote to memory of 2976	2412	PI # ARDFZC 0003722023.exe	32
PID 2412 wrote to memory of 2976	2412	PI # ARDFZC 0003722023.exe	32
PID 2412 wrote to memory of 2976	2412	PI # ARDFZC 0003722023.exe	32
PID 2412 wrote to memory of 2976	2412	PI # ARDFZC 0003722023.exe	32
PID 2412 wrote to memory of 2976	2412	PI # ARDFZC 0003722023.exe	32
PID 2412 wrote to memory of 2976	2412	PI # ARDFZC 0003722023.exe	32
PID 2412 wrote to memory of 2976	2412	PI # ARDFZC 0003722023.exe	32
PID 2412 wrote to memory of 2976	2412	PI # ARDFZC 0003722023.exe	32
PID 2412 wrote to memory of 2976	2412	PI # ARDFZC 0003722023.exe	32
PID 2412 wrote to memory of 2976	2412	PI # ARDFZC 0003722023.exe	32
PID 2412 wrote to memory of 2976	2412	PI # ARDFZC 0003722023.exe	32

C:\Users\Admin\AppData\Local\Temp\PI # ARDFZC 0003722023.exe
"C:\Users\Admin\AppData\Local\Temp\PI # ARDFZC 0003722023.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2412
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\eYabbCiXCEoiEZ.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2656
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\eYabbCiXCEoiEZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDA58.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2692
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2976

Network

DNS

api.ipify.org

RegSvcs.exe

Remote address:

8.8.8.8:53

Request

api.ipify.org

IN A

Response

api.ipify.org

IN CNAME

api4.ipify.org

api4.ipify.org

IN A

64.185.227.156

api4.ipify.org

IN A

104.237.62.212

api4.ipify.org

IN A

173.231.16.77

64.185.227.156:443

api.ipify.org

tls

RegSvcs.exe

385 B
211 B
5
5

8.8.8.8:53

api.ipify.org

dns

RegSvcs.exe

59 B
126 B
1
1

DNS Request

api.ipify.org

DNS Response

64.185.227.156

104.237.62.212

173.231.16.77

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

Persistence

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Modify Registry

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpDA58.tmp

Filesize
1KB

MD5
05ac46d7a6c41d536dc616b27a59ef6c

SHA1
769c25235bdbae6a430ffeedbbc3a33749c92a77

SHA256
7a37889cc6099fca9b3c33f7a969c0df2bf4fb62391575de4f6c108aba52a55a

SHA512
ccdf9ae948c862e078acffa513bfba143103e83f74d9da3ca201349f7995164424aaeedec8ee539313083ec6b789a9731c8af0d22a01ef2d229c6ba299b4fb40

Download Submit
memory/2412-34-0x0000000000340000-0x0000000000380000-memory.dmp

Filesize
256KB

Download
memory/2412-25-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/2412-3-0x00000000003C0000-0x00000000003DA000-memory.dmp

Filesize
104KB

Download
memory/2412-4-0x0000000000430000-0x0000000000438000-memory.dmp

Filesize
32KB

Download
memory/2412-5-0x0000000000450000-0x000000000045A000-memory.dmp

Filesize
40KB

Download
memory/2412-6-0x0000000008240000-0x00000000082BA000-memory.dmp

Filesize
488KB

Download
memory/2412-1-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/2412-0-0x00000000009F0000-0x0000000000B04000-memory.dmp

Filesize
1.1MB

Download
memory/2412-37-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/2412-2-0x0000000000340000-0x0000000000380000-memory.dmp

Filesize
256KB

Download
memory/2656-15-0x000000006EC80000-0x000000006F22B000-memory.dmp

Filesize
5.7MB

Download
memory/2656-30-0x0000000002800000-0x0000000002840000-memory.dmp

Filesize
256KB

Download
memory/2656-18-0x000000006EC80000-0x000000006F22B000-memory.dmp

Filesize
5.7MB

Download
memory/2656-38-0x000000006EC80000-0x000000006F22B000-memory.dmp

Filesize
5.7MB

Download
memory/2656-21-0x000000006EC80000-0x000000006F22B000-memory.dmp

Filesize
5.7MB

Download
memory/2656-36-0x0000000002800000-0x0000000002840000-memory.dmp

Filesize
256KB

Download
memory/2656-28-0x0000000002800000-0x0000000002840000-memory.dmp

Filesize
256KB

Download
memory/2976-24-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2976-31-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2976-33-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2976-22-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2976-27-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2976-35-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/2976-17-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2976-20-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2976-14-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2976-40-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download