agenttesla | ccfe18e731f5ae4678feb7154097e80ef78905f861d3eb207040f4319f783ef6

Analysis

max time kernel
142s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
27-11-2023 13:18

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General

Target

SecuriteInfo.com.Win32.CrypterX-gen.17640.5876.exe
Size

707KB
MD5

7ee98e9c019067c1dfda71c8a92ce58a
SHA1

07bde0c81f43a911ae2629818009330e01f241ba
SHA256

ccfe18e731f5ae4678feb7154097e80ef78905f861d3eb207040f4319f783ef6
SHA512

eff358759dcdab5e09bfb7461be38261e7b89c87fc6a9103b7183af74a9270e12f863d6062cb61703e45e3a8341121f691036268e6abf0c4933bff11f32f6807
SSDEEP

12288:Y5pd7BR6wT9UV9W/5UqEXAt9ICXvR2sAktYvj5D6RmKeDoi0EZSmZvEnfMOonaZa:spBeL4tEQt9d52OavE7i0EjZvLCk+47

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.amtechcards.com
Port:
587
Username:
[email protected]
Password:
]i[a(tUWlmp%
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-1-5-21-3350690463-3549324357-1323838019-1000\Control Panel\International\Geo\Nation	SecuriteInfo.com.Win32.CrypterX-gen.17640.5876.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\My App = "C:\\Users\\Admin\\AppData\\Roaming\\My App\\My App.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
19	api.ipify.org
20	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4428 set thread context of 4288	4428	SecuriteInfo.com.Win32.CrypterX-gen.17640.5876.exe	97

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.

persistence

Scheduled Task/Job

T1053

pid	Process
984	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4428	SecuriteInfo.com.Win32.CrypterX-gen.17640.5876.exe
4428	SecuriteInfo.com.Win32.CrypterX-gen.17640.5876.exe
4288	RegSvcs.exe
4288	RegSvcs.exe
5016	powershell.exe
5016	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4428	SecuriteInfo.com.Win32.CrypterX-gen.17640.5876.exe
Token: SeDebugPrivilege	4288	RegSvcs.exe
Token: SeDebugPrivilege	5016	powershell.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4428 wrote to memory of 5016	4428	SecuriteInfo.com.Win32.CrypterX-gen.17640.5876.exe	93
PID 4428 wrote to memory of 5016	4428	SecuriteInfo.com.Win32.CrypterX-gen.17640.5876.exe	93
PID 4428 wrote to memory of 5016	4428	SecuriteInfo.com.Win32.CrypterX-gen.17640.5876.exe	93
PID 4428 wrote to memory of 984	4428	SecuriteInfo.com.Win32.CrypterX-gen.17640.5876.exe	95
PID 4428 wrote to memory of 984	4428	SecuriteInfo.com.Win32.CrypterX-gen.17640.5876.exe	95
PID 4428 wrote to memory of 984	4428	SecuriteInfo.com.Win32.CrypterX-gen.17640.5876.exe	95
PID 4428 wrote to memory of 4288	4428	SecuriteInfo.com.Win32.CrypterX-gen.17640.5876.exe	97
PID 4428 wrote to memory of 4288	4428	SecuriteInfo.com.Win32.CrypterX-gen.17640.5876.exe	97
PID 4428 wrote to memory of 4288	4428	SecuriteInfo.com.Win32.CrypterX-gen.17640.5876.exe	97
PID 4428 wrote to memory of 4288	4428	SecuriteInfo.com.Win32.CrypterX-gen.17640.5876.exe	97
PID 4428 wrote to memory of 4288	4428	SecuriteInfo.com.Win32.CrypterX-gen.17640.5876.exe	97
PID 4428 wrote to memory of 4288	4428	SecuriteInfo.com.Win32.CrypterX-gen.17640.5876.exe	97
PID 4428 wrote to memory of 4288	4428	SecuriteInfo.com.Win32.CrypterX-gen.17640.5876.exe	97
PID 4428 wrote to memory of 4288	4428	SecuriteInfo.com.Win32.CrypterX-gen.17640.5876.exe	97

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.17640.5876.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.17640.5876.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4428
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\xsUwQkZJ.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:5016
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\xsUwQkZJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC95B.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:984
- 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
  PID:4288

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_jmzvbio2.fvb.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC95B.tmp

Filesize
1KB

MD5
d2d3ff1313627288ca84dd33b68fb1b7

SHA1
de6214322d724127e1fadee72ed76a7ae6cf1a7f

SHA256
4b88ba894d747fa9fd793e435bb7c77fa17f6c8a0494f3e0210ccc4d965a2918

SHA512
cd1c37df27c401fcb9d1d8a6b2a75eb6729457e2e26cb35486b5e0e80d76baf181578490ee6236fff702571358a4c8a90ec4ca667ed62f20bf642cbaf74aa568

Download Submit
memory/4288-24-0x0000000004FB0000-0x0000000005016000-memory.dmp

Filesize
408KB

Download
memory/4288-62-0x0000000006520000-0x0000000006570000-memory.dmp

Filesize
320KB

Download
memory/4288-18-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4288-25-0x0000000074F40000-0x00000000756F0000-memory.dmp

Filesize
7.7MB

Download
memory/4288-70-0x0000000074F40000-0x00000000756F0000-memory.dmp

Filesize
7.7MB

Download
memory/4288-71-0x0000000004FA0000-0x0000000004FB0000-memory.dmp

Filesize
64KB

Download
memory/4428-5-0x0000000005840000-0x000000000584A000-memory.dmp

Filesize
40KB

Download
memory/4428-9-0x00000000079E0000-0x0000000007A6C000-memory.dmp

Filesize
560KB

Download
memory/4428-10-0x0000000007B10000-0x0000000007BAC000-memory.dmp

Filesize
624KB

Download
memory/4428-0-0x0000000074F40000-0x00000000756F0000-memory.dmp

Filesize
7.7MB

Download
memory/4428-8-0x0000000002FE0000-0x0000000002FEA000-memory.dmp

Filesize
40KB

Download
memory/4428-7-0x0000000009B80000-0x0000000009B88000-memory.dmp

Filesize
32KB

Download
memory/4428-6-0x00000000075A0000-0x00000000075BA000-memory.dmp

Filesize
104KB

Download
memory/4428-4-0x00000000058A0000-0x00000000058B0000-memory.dmp

Filesize
64KB

Download
memory/4428-20-0x0000000074F40000-0x00000000756F0000-memory.dmp

Filesize
7.7MB

Download
memory/4428-3-0x0000000005740000-0x00000000057D2000-memory.dmp

Filesize
584KB

Download
memory/4428-2-0x0000000005DA0000-0x0000000006344000-memory.dmp

Filesize
5.6MB

Download
memory/4428-1-0x0000000000CF0000-0x0000000000DA6000-memory.dmp

Filesize
728KB

Download
memory/4428-26-0x0000000074F40000-0x00000000756F0000-memory.dmp

Filesize
7.7MB

Download
memory/5016-15-0x0000000002390000-0x00000000023C6000-memory.dmp

Filesize
216KB

Download
memory/5016-58-0x0000000006FA0000-0x0000000006FBA000-memory.dmp

Filesize
104KB

Download
memory/5016-28-0x0000000004D60000-0x0000000004DC6000-memory.dmp

Filesize
408KB

Download
memory/5016-27-0x0000000004CC0000-0x0000000004CE2000-memory.dmp

Filesize
136KB

Download
memory/5016-38-0x0000000005660000-0x00000000059B4000-memory.dmp

Filesize
3.3MB

Download
memory/5016-39-0x0000000005C70000-0x0000000005C8E000-memory.dmp

Filesize
120KB

Download
memory/5016-40-0x0000000006270000-0x00000000062BC000-memory.dmp

Filesize
304KB

Download
memory/5016-41-0x0000000002430000-0x0000000002440000-memory.dmp

Filesize
64KB

Download
memory/5016-42-0x000000007F6B0000-0x000000007F6C0000-memory.dmp

Filesize
64KB

Download
memory/5016-44-0x0000000070C60000-0x0000000070CAC000-memory.dmp

Filesize
304KB

Download
memory/5016-54-0x0000000006200000-0x000000000621E000-memory.dmp

Filesize
120KB

Download
memory/5016-55-0x0000000006E90000-0x0000000006F33000-memory.dmp

Filesize
652KB

Download
memory/5016-43-0x0000000006E50000-0x0000000006E82000-memory.dmp

Filesize
200KB

Download
memory/5016-22-0x0000000002430000-0x0000000002440000-memory.dmp

Filesize
64KB

Download
memory/5016-57-0x00000000075E0000-0x0000000007C5A000-memory.dmp

Filesize
6.5MB

Download
memory/5016-59-0x0000000007010000-0x000000000701A000-memory.dmp

Filesize
40KB

Download
memory/5016-60-0x0000000007220000-0x00000000072B6000-memory.dmp

Filesize
600KB

Download
memory/5016-61-0x00000000071A0000-0x00000000071B1000-memory.dmp

Filesize
68KB

Download
memory/5016-21-0x0000000002430000-0x0000000002440000-memory.dmp

Filesize
64KB

Download
memory/5016-63-0x00000000071D0000-0x00000000071DE000-memory.dmp

Filesize
56KB

Download
memory/5016-64-0x00000000071E0000-0x00000000071F4000-memory.dmp

Filesize
80KB

Download
memory/5016-65-0x00000000072E0000-0x00000000072FA000-memory.dmp

Filesize
104KB

Download
memory/5016-66-0x00000000072C0000-0x00000000072C8000-memory.dmp

Filesize
32KB

Download
memory/5016-69-0x0000000074F40000-0x00000000756F0000-memory.dmp

Filesize
7.7MB

Download
memory/5016-19-0x0000000004EB0000-0x00000000054D8000-memory.dmp

Filesize
6.2MB

Download
memory/5016-17-0x0000000074F40000-0x00000000756F0000-memory.dmp

Filesize
7.7MB

Download