agenttesla | c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f

Analysis

max time kernel
149s
max time network
150s
platform
windows10_x64
resource
win10v20201028
submitted
15/11/2020, 22:58

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General

Target
c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
Size 913KB
Sample201115-7vpehmydyn
SHA256 c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f
MD5 32a37ba7197b365d5d3e92dbe2186dda
SHA1 9c65bee37ad9c7292ae5fa041791d75ce2175b66
SHA512 697f30dce9a46a663288babba6cde105f0a167923fbb40034f89b443cc32bbc22e6e85e241693baaa4056e5b770b82aa7e2f1591a750e2dab6919df1532ba379
MD5 SHA1 SHA512

Score

10^/10

agenttesla keylogger spyware stealer trojan upx

Malware Config

Extracted

Credentials

Protocol
smtp
Host
smtp.yandex.com
Port
587
Username
[email protected]
Password
quaresma11

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
smtp.yandex.com
Port
587
Username
[email protected]
Password
quaresma11

Signatures

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

AgentTesla Payload 3 IoCs

resource	yara_rule
behavioral2/memory/2688-3-0x00000000004AE370-mapping.dmp	family_agenttesla
behavioral2/memory/2688-6-0x0000000000400000-0x00000000004B0000-memory.dmp	family_agenttesla
behavioral2/memory/2688-7-0x00000000021F0000-0x0000000002242000-memory.dmp	family_agenttesla

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2688-2-0x0000000000400000-0x00000000004B0000-memory.dmp	upx
behavioral2/memory/2688-5-0x0000000000400000-0x00000000004B0000-memory.dmp	upx
behavioral2/memory/2688-6-0x0000000000400000-0x00000000004B0000-memory.dmp	upx

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.....vbs	notepad.exe

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 492 set thread context of 2688	492	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe	76

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
492	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
492	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
3772	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
2688	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
2688	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
492	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2688	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 492 wrote to memory of 2184	492	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe	75
PID 492 wrote to memory of 2184	492	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe	75
PID 492 wrote to memory of 2184	492	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe	75
PID 492 wrote to memory of 2184	492	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe	75
PID 492 wrote to memory of 2184	492	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe	75
PID 492 wrote to memory of 2688	492	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe	76
PID 492 wrote to memory of 2688	492	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe	76
PID 492 wrote to memory of 2688	492	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe	76
PID 492 wrote to memory of 3772	492	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe	77
PID 492 wrote to memory of 3772	492	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe	77
PID 492 wrote to memory of 3772	492	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe	77
PID 2688 wrote to memory of 3700	2688	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe	81
PID 2688 wrote to memory of 3700	2688	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe	81
PID 2688 wrote to memory of 3700	2688	c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe	81

C:\Users\Admin\AppData\Local\Temp\c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
"C:\Users\Admin\AppData\Local\Temp\c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:492
- C:\Windows\SysWOW64\notepad.exe
  "C:\Windows\system32\notepad.exe"
  2⤵
  - Drops startup file
  PID:2184
- C:\Users\Admin\AppData\Local\Temp\c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
  "C:\Users\Admin\AppData\Local\Temp\c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2688
- - C:\Windows\SysWOW64\netsh.exe
    "netsh" wlan show profile
    3⤵
    PID:3700
- C:\Users\Admin\AppData\Local\Temp\c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe
  "C:\Users\Admin\AppData\Local\Temp\c0fa3d471fb605ce9ea0e18e66079fffdfc82ebebcfc7fc0318235412907237f.exe" 2 2688 259287000
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3772

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/492-0-0x0000000000400000-0x00000000004EB000-memory.dmp

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memory/2688-2-0x0000000000400000-0x00000000004B0000-memory.dmp

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memory/2688-5-0x0000000000400000-0x00000000004B0000-memory.dmp

Download

memory/2688-6-0x0000000000400000-0x00000000004B0000-memory.dmp

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memory/2688-7-0x00000000021F0000-0x0000000002242000-memory.dmp

Download

memory/2688-9-0x0000000002322000-0x0000000002323000-memory.dmp

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memory/3772-8-0x0000000000400000-0x00000000004EB000-memory.dmp

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