agenttesla | 7c8aaa88dd30f1b0301e3aaf0da58cdea2dfa56c0eb3b35b68123ecdefdf59e9

Analysis

max time kernel
151s
max time network
165s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
01-11-2023 15:03

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General

Target

21d1163cd9edb6ae1478f2695e70836e.exe
Size

954KB
MD5

21d1163cd9edb6ae1478f2695e70836e
SHA1

1e18d438a23c0aa9ddf3df4eb81bc0a496e7b166
SHA256

92e20368143782c5dcd729449a940ae0bd670adb81136a2430f58c8cc9762851
SHA512

4cd9808622e15aec9f78f3cf3f8e84ea3ac53c8ced6f48ac8e08296fc90de4f4365d294fa0c7bd34d5453fabe2632955ce8fb1a69cf4df6e1619cc54feee2c57
SSDEEP

12288:ADPWR28Le0cY+Yg9fb9ncA91c+yMBMWR7B0uFN5UQLQ9Z3htSWC9oF0MsLjmMj:Aj+xL9Rk9WA92+3uI7RNGQLchSWhsmA

Score

10^/10

agenttesla zgrat collection keylogger rat spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.mercamaq.com.br
Port:
587
Username:
[email protected]
Password:
!#Merc354
Email To:
[email protected]

Signatures

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

Detect ZGRat V1 1 IoCs

resource	yara_rule
behavioral8/memory/2308-10-0x0000000007230000-0x000000000729A000-memory.dmp	family_zgrat_v1

ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat

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	21d1163cd9edb6ae1478f2695e70836e.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\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
75	api.ipify.org
74	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2308 set thread context of 2004	2308	21d1163cd9edb6ae1478f2695e70836e.exe	107

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
2032	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
2308	21d1163cd9edb6ae1478f2695e70836e.exe
2308	21d1163cd9edb6ae1478f2695e70836e.exe
2308	21d1163cd9edb6ae1478f2695e70836e.exe
1088	powershell.exe
1088	powershell.exe
2308	21d1163cd9edb6ae1478f2695e70836e.exe
1088	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2308	21d1163cd9edb6ae1478f2695e70836e.exe
Token: SeDebugPrivilege	1088	powershell.exe
Token: SeDebugPrivilege	2004	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2004	RegSvcs.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2308 wrote to memory of 1088	2308	21d1163cd9edb6ae1478f2695e70836e.exe	101
PID 2308 wrote to memory of 1088	2308	21d1163cd9edb6ae1478f2695e70836e.exe	101
PID 2308 wrote to memory of 1088	2308	21d1163cd9edb6ae1478f2695e70836e.exe	101
PID 2308 wrote to memory of 712	2308	21d1163cd9edb6ae1478f2695e70836e.exe	103
PID 2308 wrote to memory of 712	2308	21d1163cd9edb6ae1478f2695e70836e.exe	103
PID 2308 wrote to memory of 712	2308	21d1163cd9edb6ae1478f2695e70836e.exe	103
PID 2308 wrote to memory of 2032	2308	21d1163cd9edb6ae1478f2695e70836e.exe	105
PID 2308 wrote to memory of 2032	2308	21d1163cd9edb6ae1478f2695e70836e.exe	105
PID 2308 wrote to memory of 2032	2308	21d1163cd9edb6ae1478f2695e70836e.exe	105
PID 2308 wrote to memory of 2004	2308	21d1163cd9edb6ae1478f2695e70836e.exe	107
PID 2308 wrote to memory of 2004	2308	21d1163cd9edb6ae1478f2695e70836e.exe	107
PID 2308 wrote to memory of 2004	2308	21d1163cd9edb6ae1478f2695e70836e.exe	107
PID 2308 wrote to memory of 2004	2308	21d1163cd9edb6ae1478f2695e70836e.exe	107
PID 2308 wrote to memory of 2004	2308	21d1163cd9edb6ae1478f2695e70836e.exe	107
PID 2308 wrote to memory of 2004	2308	21d1163cd9edb6ae1478f2695e70836e.exe	107
PID 2308 wrote to memory of 2004	2308	21d1163cd9edb6ae1478f2695e70836e.exe	107
PID 2308 wrote to memory of 2004	2308	21d1163cd9edb6ae1478f2695e70836e.exe	107

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\21d1163cd9edb6ae1478f2695e70836e.exe
"C:\Users\Admin\AppData\Local\Temp\21d1163cd9edb6ae1478f2695e70836e.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2308
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\21d1163cd9edb6ae1478f2695e70836e.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1088
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\xAZEVWbiBNwhs.exe"
  2⤵
  PID:712
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\xAZEVWbiBNwhs" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7450.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2032
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:2004

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_gghorfjp.zba.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp7450.tmp

Filesize
1KB

MD5
3760170cf3cda4321172b53b16cab6aa

SHA1
f83ed8ccce9190bab2b89dfca70d897f497da2ab

SHA256
4c8d1cec346faa14b4d9b77cddaee1750d9270349b9e59ea7b0b814f1961f849

SHA512
85f86909d9b24401b60c910571c80ca9b07cc642122c53a0acaa26a175b3533698194e8d6e2cc368e34cd495c3767584c23543b94472c75a71004c9e4c95619b

Download Submit
memory/1088-58-0x00000000076C0000-0x0000000007D3A000-memory.dmp

Filesize
6.5MB

Download
memory/1088-66-0x00000000073A0000-0x00000000073A8000-memory.dmp

Filesize
32KB

Download
memory/1088-70-0x0000000074560000-0x0000000074D10000-memory.dmp

Filesize
7.7MB

Download
memory/1088-65-0x00000000073C0000-0x00000000073DA000-memory.dmp

Filesize
104KB

Download
memory/1088-64-0x00000000072C0000-0x00000000072D4000-memory.dmp

Filesize
80KB

Download
memory/1088-63-0x00000000072B0000-0x00000000072BE000-memory.dmp

Filesize
56KB

Download
memory/1088-62-0x0000000007280000-0x0000000007291000-memory.dmp

Filesize
68KB

Download
memory/1088-61-0x0000000007300000-0x0000000007396000-memory.dmp

Filesize
600KB

Download
memory/1088-60-0x00000000070F0000-0x00000000070FA000-memory.dmp

Filesize
40KB

Download
memory/1088-59-0x0000000007080000-0x000000000709A000-memory.dmp

Filesize
104KB

Download
memory/1088-57-0x0000000006F60000-0x0000000007003000-memory.dmp

Filesize
652KB

Download
memory/1088-17-0x0000000002450000-0x0000000002486000-memory.dmp

Filesize
216KB

Download
memory/1088-18-0x0000000074560000-0x0000000074D10000-memory.dmp

Filesize
7.7MB

Download
memory/1088-20-0x0000000002440000-0x0000000002450000-memory.dmp

Filesize
64KB

Download
memory/1088-40-0x00000000056A0000-0x0000000005706000-memory.dmp

Filesize
408KB

Download
memory/1088-21-0x0000000002440000-0x0000000002450000-memory.dmp

Filesize
64KB

Download
memory/1088-46-0x0000000074DC0000-0x0000000074E0C000-memory.dmp

Filesize
304KB

Download
memory/1088-45-0x0000000006F20000-0x0000000006F52000-memory.dmp

Filesize
200KB

Download
memory/1088-44-0x000000007EE90000-0x000000007EEA0000-memory.dmp

Filesize
64KB

Download
memory/1088-25-0x0000000004E80000-0x0000000004EA2000-memory.dmp

Filesize
136KB

Download
memory/1088-43-0x0000000002440000-0x0000000002450000-memory.dmp

Filesize
64KB

Download
memory/1088-42-0x00000000062D0000-0x000000000631C000-memory.dmp

Filesize
304KB

Download
memory/1088-22-0x0000000004F50000-0x0000000005578000-memory.dmp

Filesize
6.2MB

Download
memory/1088-41-0x0000000005D90000-0x0000000005DAE000-memory.dmp

Filesize
120KB

Download
memory/1088-56-0x0000000006340000-0x000000000635E000-memory.dmp

Filesize
120KB

Download
memory/2004-74-0x0000000007360000-0x0000000007522000-memory.dmp

Filesize
1.8MB

Download
memory/2004-73-0x00000000070E0000-0x0000000007130000-memory.dmp

Filesize
320KB

Download
memory/2004-28-0x0000000005720000-0x0000000005730000-memory.dmp

Filesize
64KB

Download
memory/2004-27-0x0000000074560000-0x0000000074D10000-memory.dmp

Filesize
7.7MB

Download
memory/2004-24-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2004-29-0x0000000005690000-0x00000000056F6000-memory.dmp

Filesize
408KB

Download
memory/2004-71-0x0000000074560000-0x0000000074D10000-memory.dmp

Filesize
7.7MB

Download
memory/2004-72-0x0000000005720000-0x0000000005730000-memory.dmp

Filesize
64KB

Download
memory/2308-23-0x0000000009FF0000-0x000000000A022000-memory.dmp

Filesize
200KB

Download
memory/2308-6-0x0000000005C70000-0x0000000005C86000-memory.dmp

Filesize
88KB

Download
memory/2308-30-0x0000000074560000-0x0000000074D10000-memory.dmp

Filesize
7.7MB

Download
memory/2308-8-0x0000000005CF0000-0x0000000005D00000-memory.dmp

Filesize
64KB

Download
memory/2308-9-0x0000000006E50000-0x0000000006E5C000-memory.dmp

Filesize
48KB

Download
memory/2308-10-0x0000000007230000-0x000000000729A000-memory.dmp

Filesize
424KB

Download
memory/2308-7-0x0000000074560000-0x0000000074D10000-memory.dmp

Filesize
7.7MB

Download
memory/2308-12-0x0000000009B50000-0x0000000009EA4000-memory.dmp

Filesize
3.3MB

Download
memory/2308-5-0x00000000059F0000-0x00000000059FA000-memory.dmp

Filesize
40KB

Download
memory/2308-1-0x0000000000F10000-0x0000000001004000-memory.dmp

Filesize
976KB

Download
memory/2308-4-0x0000000005CF0000-0x0000000005D00000-memory.dmp

Filesize
64KB

Download
memory/2308-2-0x0000000006020000-0x00000000065C4000-memory.dmp

Filesize
5.6MB

Download
memory/2308-11-0x0000000007360000-0x00000000073FC000-memory.dmp

Filesize
624KB

Download
memory/2308-3-0x0000000005A70000-0x0000000005B02000-memory.dmp

Filesize
584KB

Download
memory/2308-0-0x0000000074560000-0x0000000074D10000-memory.dmp

Filesize
7.7MB

Download