agenttesla | 73dc86ee57793216e08fdd43cf42a086245e9d0980b741d62263196295d06bd5

General

Target

SHIPPING DOCUMENTS Pdf.exe
Size

967KB
MD5

fea07e42d70522337c7950755ab8de65
SHA1

9480339c636f40ef4f30114f187ebc2b4ce2f2ec
SHA256

73dc86ee57793216e08fdd43cf42a086245e9d0980b741d62263196295d06bd5
SHA512

78eca141d6bf8b5febc03a6b6e57851075a6f877bae1e5d702f3b91a6cb293ddae70f922bc71895758c0e9488874cf3216f041660465504debdc16800d202a4b

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan upx

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.rajalakshmi.co.in
Port:
587
Username:
[email protected]
Password:
009_DESign1*

Signatures

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

AgentTesla Payload 4 IoCs

resource	yara_rule
behavioral1/memory/1440-1-0x00000000004AEFE0-mapping.dmp	family_agenttesla
behavioral1/memory/1440-3-0x0000000000400000-0x00000000004B1000-memory.dmp	family_agenttesla
behavioral1/memory/1440-4-0x0000000000390000-0x00000000003E2000-memory.dmp	family_agenttesla
behavioral1/memory/1440-6-0x0000000000220000-0x000000000026C000-memory.dmp	family_agenttesla

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1440-0-0x0000000000400000-0x00000000004B1000-memory.dmp	upx
behavioral1/memory/1440-2-0x0000000000400000-0x00000000004B1000-memory.dmp	upx
behavioral1/memory/1440-3-0x0000000000400000-0x00000000004B1000-memory.dmp	upx

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-910373003-3952921535-3480519689-1000\Software\Microsoft\Windows\CurrentVersion\Run\NewApp = "C:\\Users\\Admin\\AppData\\Roaming\\NewApp\\NewApp.exe"	SHIPPING DOCUMENTS Pdf.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1432 set thread context of 1440	1432	SHIPPING DOCUMENTS Pdf.exe	24

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1432	SHIPPING DOCUMENTS Pdf.exe
1440	SHIPPING DOCUMENTS Pdf.exe
1440	SHIPPING DOCUMENTS Pdf.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1432	SHIPPING DOCUMENTS Pdf.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1440	SHIPPING DOCUMENTS Pdf.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1432 wrote to memory of 1440	1432	SHIPPING DOCUMENTS Pdf.exe	24
PID 1432 wrote to memory of 1440	1432	SHIPPING DOCUMENTS Pdf.exe	24
PID 1432 wrote to memory of 1440	1432	SHIPPING DOCUMENTS Pdf.exe	24
PID 1432 wrote to memory of 1440	1432	SHIPPING DOCUMENTS Pdf.exe	24
PID 1440 wrote to memory of 764	1440	SHIPPING DOCUMENTS Pdf.exe	28
PID 1440 wrote to memory of 764	1440	SHIPPING DOCUMENTS Pdf.exe	28
PID 1440 wrote to memory of 764	1440	SHIPPING DOCUMENTS Pdf.exe	28
PID 1440 wrote to memory of 764	1440	SHIPPING DOCUMENTS Pdf.exe	28

C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENTS Pdf.exe
"C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENTS Pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1432
- C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENTS Pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENTS Pdf.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1440
- - C:\Windows\SysWOW64\netsh.exe
    "netsh" wlan show profile
    3⤵
    PID:764

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1440-0-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/1440-2-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/1440-3-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/1440-4-0x0000000000390000-0x00000000003E2000-memory.dmp

Filesize
328KB

Download
memory/1440-5-0x0000000000292000-0x0000000000293000-memory.dmp

Filesize
4KB

Download
memory/1440-6-0x0000000000220000-0x000000000026C000-memory.dmp

Filesize
304KB

Download

Analysis

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