agenttesla | 7c8aaa88dd30f1b0301e3aaf0da58cdea2dfa56c0eb3b35b68123ecdefdf59e9

Analysis

max time kernel
121s
max time network
137s
platform
windows7_x64
resource
win7-20231020-en
resource tags

arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
submitted
01/11/2023, 15:03

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

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
behavioral7/memory/2392-7-0x0000000005430000-0x000000000549A000-memory.dmp	family_zgrat_v1

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000\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
2	api.ipify.org
3	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2392 set thread context of 2424	2392	21d1163cd9edb6ae1478f2695e70836e.exe	36

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
2744	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2392	21d1163cd9edb6ae1478f2695e70836e.exe
2392	21d1163cd9edb6ae1478f2695e70836e.exe
2668	powershell.exe
3012	powershell.exe
2392	21d1163cd9edb6ae1478f2695e70836e.exe
2392	21d1163cd9edb6ae1478f2695e70836e.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2392	21d1163cd9edb6ae1478f2695e70836e.exe
Token: SeDebugPrivilege	2668	powershell.exe
Token: SeDebugPrivilege	3012	powershell.exe
Token: SeDebugPrivilege	2424	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2424	RegSvcs.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 2392 wrote to memory of 3012	2392	21d1163cd9edb6ae1478f2695e70836e.exe	30
PID 2392 wrote to memory of 3012	2392	21d1163cd9edb6ae1478f2695e70836e.exe	30
PID 2392 wrote to memory of 3012	2392	21d1163cd9edb6ae1478f2695e70836e.exe	30
PID 2392 wrote to memory of 3012	2392	21d1163cd9edb6ae1478f2695e70836e.exe	30
PID 2392 wrote to memory of 2668	2392	21d1163cd9edb6ae1478f2695e70836e.exe	32
PID 2392 wrote to memory of 2668	2392	21d1163cd9edb6ae1478f2695e70836e.exe	32
PID 2392 wrote to memory of 2668	2392	21d1163cd9edb6ae1478f2695e70836e.exe	32
PID 2392 wrote to memory of 2668	2392	21d1163cd9edb6ae1478f2695e70836e.exe	32
PID 2392 wrote to memory of 2744	2392	21d1163cd9edb6ae1478f2695e70836e.exe	34
PID 2392 wrote to memory of 2744	2392	21d1163cd9edb6ae1478f2695e70836e.exe	34
PID 2392 wrote to memory of 2744	2392	21d1163cd9edb6ae1478f2695e70836e.exe	34
PID 2392 wrote to memory of 2744	2392	21d1163cd9edb6ae1478f2695e70836e.exe	34
PID 2392 wrote to memory of 2424	2392	21d1163cd9edb6ae1478f2695e70836e.exe	36
PID 2392 wrote to memory of 2424	2392	21d1163cd9edb6ae1478f2695e70836e.exe	36
PID 2392 wrote to memory of 2424	2392	21d1163cd9edb6ae1478f2695e70836e.exe	36
PID 2392 wrote to memory of 2424	2392	21d1163cd9edb6ae1478f2695e70836e.exe	36
PID 2392 wrote to memory of 2424	2392	21d1163cd9edb6ae1478f2695e70836e.exe	36
PID 2392 wrote to memory of 2424	2392	21d1163cd9edb6ae1478f2695e70836e.exe	36
PID 2392 wrote to memory of 2424	2392	21d1163cd9edb6ae1478f2695e70836e.exe	36
PID 2392 wrote to memory of 2424	2392	21d1163cd9edb6ae1478f2695e70836e.exe	36
PID 2392 wrote to memory of 2424	2392	21d1163cd9edb6ae1478f2695e70836e.exe	36
PID 2392 wrote to memory of 2424	2392	21d1163cd9edb6ae1478f2695e70836e.exe	36
PID 2392 wrote to memory of 2424	2392	21d1163cd9edb6ae1478f2695e70836e.exe	36
PID 2392 wrote to memory of 2424	2392	21d1163cd9edb6ae1478f2695e70836e.exe	36

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000\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⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2392
- 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:3012
- 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⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2668
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\xAZEVWbiBNwhs" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2146.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2744
- 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:2424

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

System Information Discovery

T1082

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmp2146.tmp

Filesize
1KB

MD5
25fb1a4427f72225e58a2c7de9180d84

SHA1
a624a4327cbc2d9bf2c346832ee145a7f9c779ed

SHA256
4be9ec674f804ece2497ca608760b1d30ed618323c6c1ad20691e924fecb7f97

SHA512
363cbe16d59c99a3d4d2056efa0ff4f9186f19d2abfc7c60dfef22a949e0054a207a60633542f671393c74233610560271f867f91c1aa9f98d5e47f7370313c6

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\YC6U7YKR9KUZNPYAFIKB.temp

Filesize
7KB

MD5
585c4075d79270e4121563d858d07f4c

SHA1
13cf247e9ffe92108d1b1ae8b57ef95e07516363

SHA256
57b1cb80dd723dae56dc1ce20f520aa9b793e02e9b9cb3fe952d7238ec3c63e3

SHA512
78d22a49114a3f80f7326f9b939fd4494d1d87f1252d039711e0640496b69e0d1f479bc475221ef68ebb46d1e187bd1dac504f91039ae681761cf40976ac5711

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
585c4075d79270e4121563d858d07f4c

SHA1
13cf247e9ffe92108d1b1ae8b57ef95e07516363

SHA256
57b1cb80dd723dae56dc1ce20f520aa9b793e02e9b9cb3fe952d7238ec3c63e3

SHA512
78d22a49114a3f80f7326f9b939fd4494d1d87f1252d039711e0640496b69e0d1f479bc475221ef68ebb46d1e187bd1dac504f91039ae681761cf40976ac5711

Download Submit
memory/2392-3-0x0000000000540000-0x0000000000556000-memory.dmp

Filesize
88KB

Download
memory/2392-4-0x0000000073F70000-0x000000007465E000-memory.dmp

Filesize
6.9MB

Download
memory/2392-5-0x0000000004460000-0x00000000044A0000-memory.dmp

Filesize
256KB

Download
memory/2392-6-0x00000000004D0000-0x00000000004DC000-memory.dmp

Filesize
48KB

Download
memory/2392-7-0x0000000005430000-0x000000000549A000-memory.dmp

Filesize
424KB

Download
memory/2392-0-0x0000000000B90000-0x0000000000C84000-memory.dmp

Filesize
976KB

Download
memory/2392-2-0x0000000004460000-0x00000000044A0000-memory.dmp

Filesize
256KB

Download
memory/2392-1-0x0000000073F70000-0x000000007465E000-memory.dmp

Filesize
6.9MB

Download
memory/2392-20-0x00000000044A0000-0x00000000044D2000-memory.dmp

Filesize
200KB

Download
memory/2392-40-0x0000000073F70000-0x000000007465E000-memory.dmp

Filesize
6.9MB

Download
memory/2424-25-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2424-31-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2424-41-0x0000000073F70000-0x000000007465E000-memory.dmp

Filesize
6.9MB

Download
memory/2424-39-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2424-46-0x0000000004C90000-0x0000000004CD0000-memory.dmp

Filesize
256KB

Download
memory/2424-45-0x0000000073F70000-0x000000007465E000-memory.dmp

Filesize
6.9MB

Download
memory/2424-28-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2424-42-0x0000000004C90000-0x0000000004CD0000-memory.dmp

Filesize
256KB

Download
memory/2424-32-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2424-33-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2424-35-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2424-37-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2668-22-0x000000006DE50000-0x000000006E3FB000-memory.dmp

Filesize
5.7MB

Download
memory/2668-43-0x000000006DE50000-0x000000006E3FB000-memory.dmp

Filesize
5.7MB

Download
memory/2668-24-0x000000006DE50000-0x000000006E3FB000-memory.dmp

Filesize
5.7MB

Download
memory/3012-29-0x0000000001DD0000-0x0000000001E10000-memory.dmp

Filesize
256KB

Download
memory/3012-21-0x000000006DE50000-0x000000006E3FB000-memory.dmp

Filesize
5.7MB

Download
memory/3012-44-0x000000006DE50000-0x000000006E3FB000-memory.dmp

Filesize
5.7MB

Download
memory/3012-23-0x0000000001DD0000-0x0000000001E10000-memory.dmp

Filesize
256KB

Download
memory/3012-27-0x000000006DE50000-0x000000006E3FB000-memory.dmp

Filesize
5.7MB

Download