agenttesla | b47914d632508339a012e07cc4030b35b25a78665513276c26496affefd01b90

General

Target

JKL-764-JPL-93873637BNSS.SCR.exe
Size

622KB
MD5

136665ccdc5a00ac893337ca535a9b00
SHA1

b711f4996e91585fb28ea367613ae8994bb9dd84
SHA256

b47914d632508339a012e07cc4030b35b25a78665513276c26496affefd01b90
SHA512

b6dd243ddd19ef2f1e3640e58b99ef5f89f8a6e35cd064eb7edc6a2e11b071dcf15c3bcf8d0ea298acc00fac44d7d098c6519c05a785ba3d7da5a2459afd169c
SSDEEP

12288:jhNMKBSfLJ0/OXH3T42AqwYVi8oin1f3EnYb3xl4mrofsMWFsyS:jhaRfKYXTjDVhoA1fPrTMZyS

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.giroplastic.com.br
Port:
587
Username:
[email protected]
Password:
#no2@tec
Email To:
[email protected]

Signatures

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

Loads dropped DLL 1 IoCs

pid	Process
284	JKL-764-JPL-93873637BNSS.SCR.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-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Startup key = "C:\\Users\\Admin\\subfolder1\\Lynchers.exe"	msbuild.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
3	drive.google.com
5	drive.google.com

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
10	api.ipify.org
11	api.ipify.org

Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

pid	Process
2240	msbuild.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
284	JKL-764-JPL-93873637BNSS.SCR.exe
2240	msbuild.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 284 set thread context of 2240	284	JKL-764-JPL-93873637BNSS.SCR.exe	28

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\subsatiric.lnk	JKL-764-JPL-93873637BNSS.SCR.exe
File opened for modification	C:\Program Files (x86)\subsatiric.lnk	JKL-764-JPL-93873637BNSS.SCR.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\resources\0409\krummedes\Ikrafttrdelsernes93.ini	JKL-764-JPL-93873637BNSS.SCR.exe
File opened for modification	C:\Windows\resources\0409\landboer\rhymery.Tom	JKL-764-JPL-93873637BNSS.SCR.exe
File opened for modification	C:\Windows\Fonts\titaner.dvr	JKL-764-JPL-93873637BNSS.SCR.exe
File opened for modification	C:\Windows\Reklapstolene\Middelhjdernes.hjf	JKL-764-JPL-93873637BNSS.SCR.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
2240	msbuild.exe
2240	msbuild.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
284	JKL-764-JPL-93873637BNSS.SCR.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2240	msbuild.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 284 wrote to memory of 2240	284	JKL-764-JPL-93873637BNSS.SCR.exe	28
PID 284 wrote to memory of 2240	284	JKL-764-JPL-93873637BNSS.SCR.exe	28
PID 284 wrote to memory of 2240	284	JKL-764-JPL-93873637BNSS.SCR.exe	28
PID 284 wrote to memory of 2240	284	JKL-764-JPL-93873637BNSS.SCR.exe	28
PID 284 wrote to memory of 2240	284	JKL-764-JPL-93873637BNSS.SCR.exe	28
PID 284 wrote to memory of 2240	284	JKL-764-JPL-93873637BNSS.SCR.exe	28

C:\Users\Admin\AppData\Local\Temp\JKL-764-JPL-93873637BNSS.SCR.exe
"C:\Users\Admin\AppData\Local\Temp\JKL-764-JPL-93873637BNSS.SCR.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:284
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
  "C:\Users\Admin\AppData\Local\Temp\JKL-764-JPL-93873637BNSS.SCR.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious use of NtCreateThreadExHideFromDebugger
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2240

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Web Service

1

T1102

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\nsj7CFF.tmp\System.dll

Filesize
12KB

MD5
0d7ad4f45dc6f5aa87f606d0331c6901

SHA1
48df0911f0484cbe2a8cdd5362140b63c41ee457

SHA256
3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca

SHA512
c07de7308cb54205e8bd703001a7fe4fd7796c9ac1b4bb330c77c872bf712b093645f40b80ce7127531fe6746a5b66e18ea073ab6a644934abed9bb64126fea9

Download Submit
memory/284-26-0x00000000778C0000-0x0000000077A69000-memory.dmp

Filesize
1.7MB

Download
memory/284-27-0x0000000077AB0000-0x0000000077B86000-memory.dmp

Filesize
856KB

Download
memory/284-28-0x0000000074DE0000-0x0000000074DE7000-memory.dmp

Filesize
28KB

Download
memory/2240-29-0x00000000778C0000-0x0000000077A69000-memory.dmp

Filesize
1.7MB

Download
memory/2240-30-0x0000000077AE6000-0x0000000077AE7000-memory.dmp

Filesize
4KB

Download
memory/2240-31-0x0000000077AB0000-0x0000000077B86000-memory.dmp

Filesize
856KB

Download
memory/2240-54-0x0000000000310000-0x0000000001372000-memory.dmp

Filesize
16.4MB

Download
memory/2240-55-0x0000000000310000-0x0000000000352000-memory.dmp

Filesize
264KB

Download
memory/2240-56-0x0000000072750000-0x0000000072E3E000-memory.dmp

Filesize
6.9MB

Download
memory/2240-58-0x00000000778C0000-0x0000000077A69000-memory.dmp

Filesize
1.7MB

Download
memory/2240-59-0x0000000037D70000-0x0000000037DB0000-memory.dmp

Filesize
256KB

Download
memory/2240-61-0x0000000072750000-0x0000000072E3E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads