agenttesla | 680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023

General

Target

680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe
Size

722KB
MD5

55506ae02311eedd9858ec8997238c53
SHA1

44d9cb2e85d368d17a2944f467cd28350e19fcaf
SHA256

680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023
SHA512

bbe30faa0df82d575006bcff27d97e03b6600c289b30ed13da5c2d09971f147abd0d346a1c9f2177637a1beae55cee7ef835654213b52b50c8a595dd153a8884
SSDEEP

12288:V2heGTE8ttyf2a1PkQteQ8oYBbR2yc8qP8sV7z60KMD8cn/X5Sv6lw4ktAfXbyge:Vc1T3tqDxejFc8qksV7WW//IylwjtAf2

Score

10^/10

agenttesla guloader collection downloader keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.elquijotebanquetes.com
Port:
21
Username:
[email protected]
Password:
q.15SE~j1@};

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
downloader guloader

Loads dropped DLL 1 IoCs

pid	Process
1960	680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	msbuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	msbuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	msbuild.exe

Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

pid	Process
2828	msbuild.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
1960	680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe
2828	msbuild.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1960 set thread context of 2828	1960	680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe	29

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\victorianerne\censorial\statuetternes\indgrebskriterium\sljfningers.ini	680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Fonts\megarhyssa\Bromometry\allerpopulreste\Croissanter.ini	680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2828	msbuild.exe
2828	msbuild.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
1960	680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe
1960	680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2828	msbuild.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1960 wrote to memory of 2824	1960	680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe	28
PID 1960 wrote to memory of 2824	1960	680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe	28
PID 1960 wrote to memory of 2824	1960	680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe	28
PID 1960 wrote to memory of 2824	1960	680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe	28
PID 1960 wrote to memory of 2828	1960	680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe	29
PID 1960 wrote to memory of 2828	1960	680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe	29
PID 1960 wrote to memory of 2828	1960	680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe	29
PID 1960 wrote to memory of 2828	1960	680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe	29
PID 1960 wrote to memory of 2828	1960	680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe	29
PID 1960 wrote to memory of 2828	1960	680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe	29

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	msbuild.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	msbuild.exe

C:\Users\Admin\AppData\Local\Temp\680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe
"C:\Users\Admin\AppData\Local\Temp\680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe"
1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1960
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
  "C:\Users\Admin\AppData\Local\Temp\680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe"
  2⤵
  PID:2824
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
  "C:\Users\Admin\AppData\Local\Temp\680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of NtCreateThreadExHideFromDebugger
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2828

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\nst9E.tmp\System.dll

Filesize
11KB

MD5
75ed96254fbf894e42058062b4b4f0d1

SHA1
996503f1383b49021eb3427bc28d13b5bbd11977

SHA256
a632d74332b3f08f834c732a103dafeb09a540823a2217ca7f49159755e8f1d7

SHA512
58174896db81d481947b8745dafe3a02c150f3938bb4543256e8cce1145154e016d481df9fe68dac6d48407c62cbe20753320ebd5fe5e84806d07ce78e0eb0c4

Download Submit
memory/1960-20-0x0000000003B60000-0x0000000004CAB000-memory.dmp

Filesize
17.3MB

Download
memory/1960-15-0x0000000003B60000-0x0000000004CAB000-memory.dmp

Filesize
17.3MB

Download
memory/1960-16-0x0000000077A20000-0x0000000077BC9000-memory.dmp

Filesize
1.7MB

Download
memory/1960-17-0x0000000077C10000-0x0000000077CE6000-memory.dmp

Filesize
856KB

Download
memory/1960-18-0x0000000075110000-0x0000000075116000-memory.dmp

Filesize
24KB

Download
memory/2828-22-0x0000000077A20000-0x0000000077BC9000-memory.dmp

Filesize
1.7MB

Download
memory/2828-21-0x0000000000F90000-0x00000000020DB000-memory.dmp

Filesize
17.3MB

Download
memory/2828-19-0x0000000000400000-0x0000000000581000-memory.dmp

Filesize
1.5MB

Download
memory/2828-23-0x0000000000400000-0x0000000000581000-memory.dmp

Filesize
1.5MB

Download
memory/2828-24-0x0000000000F90000-0x00000000020DB000-memory.dmp

Filesize
17.3MB

Download
memory/2828-25-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2828-26-0x0000000073920000-0x000000007400E000-memory.dmp

Filesize
6.9MB

Download
memory/2828-27-0x00000000320D0000-0x0000000032110000-memory.dmp

Filesize
256KB

Download
memory/2828-28-0x0000000000F90000-0x00000000020DB000-memory.dmp

Filesize
17.3MB

Download
memory/2828-30-0x0000000077A20000-0x0000000077BC9000-memory.dmp

Filesize
1.7MB

Download
memory/2828-32-0x0000000073920000-0x000000007400E000-memory.dmp

Filesize
6.9MB

Download
memory/2828-33-0x00000000320D0000-0x0000000032110000-memory.dmp

Filesize
256KB

Download

Analysis

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