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 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
1608	680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe

Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

pid	Process
4492	msbuild.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
1608	680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe
4492	msbuild.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1608 set thread context of 4492	1608	680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe	108

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3180	4492	WerFault.exe	108

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4492	msbuild.exe
4492	msbuild.exe

Suspicious behavior: MapViewOfSection 3 IoCs

pid	Process
1608	680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe
1608	680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe
1608	680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4492	msbuild.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1608 wrote to memory of 4484	1608	680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe	106
PID 1608 wrote to memory of 4484	1608	680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe	106
PID 1608 wrote to memory of 4484	1608	680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe	106
PID 1608 wrote to memory of 3900	1608	680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe	107
PID 1608 wrote to memory of 3900	1608	680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe	107
PID 1608 wrote to memory of 3900	1608	680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe	107
PID 1608 wrote to memory of 4492	1608	680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe	108
PID 1608 wrote to memory of 4492	1608	680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe	108
PID 1608 wrote to memory of 4492	1608	680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe	108
PID 1608 wrote to memory of 4492	1608	680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe	108
PID 1608 wrote to memory of 4492	1608	680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe	108

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:1608
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
  "C:\Users\Admin\AppData\Local\Temp\680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe"
  2⤵
  PID:4484
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
  "C:\Users\Admin\AppData\Local\Temp\680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe"
  2⤵
  PID:3900
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
  "C:\Users\Admin\AppData\Local\Temp\680004deb5259f23ea4e2ad1c34a57bb6f12ee64391f0e7ffde1b2b56453a023.exe"
  2⤵
  - Suspicious use of NtCreateThreadExHideFromDebugger
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4492
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4492 -s 1932
    3⤵
    - Program crash
    PID:3180

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4492 -ip 4492
1⤵
PID:3956

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

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nso1BD1.tmp\System.dll

Filesize
11KB

MD5
75ed96254fbf894e42058062b4b4f0d1

SHA1
996503f1383b49021eb3427bc28d13b5bbd11977

SHA256
a632d74332b3f08f834c732a103dafeb09a540823a2217ca7f49159755e8f1d7

SHA512
58174896db81d481947b8745dafe3a02c150f3938bb4543256e8cce1145154e016d481df9fe68dac6d48407c62cbe20753320ebd5fe5e84806d07ce78e0eb0c4

Download Submit
memory/1608-14-0x00000000045D0000-0x000000000571B000-memory.dmp

Filesize
17.3MB

Download
memory/1608-15-0x0000000077D71000-0x0000000077E91000-memory.dmp

Filesize
1.1MB

Download
memory/1608-16-0x00000000045D0000-0x000000000571B000-memory.dmp

Filesize
17.3MB

Download
memory/1608-17-0x00000000749C0000-0x00000000749C6000-memory.dmp

Filesize
24KB

Download
memory/4492-18-0x0000000000400000-0x00000000005E4000-memory.dmp

Filesize
1.9MB

Download
memory/4492-19-0x0000000000D00000-0x0000000001E4B000-memory.dmp

Filesize
17.3MB

Download
memory/4492-20-0x0000000077DF8000-0x0000000077DF9000-memory.dmp

Filesize
4KB

Download
memory/4492-21-0x0000000077E15000-0x0000000077E16000-memory.dmp

Filesize
4KB

Download
memory/4492-22-0x0000000000400000-0x00000000005E4000-memory.dmp

Filesize
1.9MB

Download
memory/4492-23-0x0000000000D00000-0x0000000001E4B000-memory.dmp

Filesize
17.3MB

Download
memory/4492-24-0x0000000072D90000-0x0000000073540000-memory.dmp

Filesize
7.7MB

Download
memory/4492-25-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4492-26-0x0000000000D00000-0x0000000001E4B000-memory.dmp

Filesize
17.3MB

Download
memory/4492-27-0x0000000034B80000-0x0000000035124000-memory.dmp

Filesize
5.6MB

Download
memory/4492-28-0x0000000034450000-0x0000000034460000-memory.dmp

Filesize
64KB

Download
memory/4492-29-0x0000000034640000-0x00000000346A6000-memory.dmp

Filesize
408KB

Download
memory/4492-31-0x0000000000D00000-0x0000000001E4B000-memory.dmp

Filesize
17.3MB

Download
memory/4492-33-0x0000000072D90000-0x0000000073540000-memory.dmp

Filesize
7.7MB

Download
memory/4492-34-0x0000000077D71000-0x0000000077E91000-memory.dmp

Filesize
1.1MB

Download

Analysis

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