agenttesla | 0c12ad85d9b46dd1b9923ffd977244fa3a4a46612f38e6edee40fb36d8243ea1

General

Target

datasheet.exe
Size

639KB
MD5

27270bf6a969355e90e16289379cd6d1
SHA1

913f562df18cf266c3ae94605cce6c3ce084d472
SHA256

7292590b86e83ca5c6993b8c56578740d1f066c91baf3d95bee2bd34d9153f15
SHA512

814bec3009c19a298737385b783654110230cf902da1ebf18e2ad697901c884f8cf3f635979659ceedfa17aa5b79aa1b0860316baa2499b589d1586673730780
SSDEEP

12288:O7AgFdeiGKC0uCejzi9UhkL8WYCUeBhQi5UX9aLmmf5jq5XX2sMMnQ4HwXYJ:KAgeizWCeW94WYCnCEmi25H2OQ4QI

Score

10^/10

agenttesla discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
marcellinus360

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
marcellinus360
Email To:
[email protected]

Signatures

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

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

Processes:

powershell.exepowershell.exe

pid	Process
2888	powershell.exe
2588	powershell.exe

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow	ioc
4	api.ipify.org
5	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

datasheet.exe

description	pid	Process	procid_target
PID 2136 set thread context of 2104	2136	datasheet.exe	36

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

datasheet.exepowershell.exepowershell.exeschtasks.exeRegSvcs.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	datasheet.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

Processes:

schtasks.exe

pid	Process
2072	schtasks.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

Processes:

datasheet.exepowershell.exepowershell.exeRegSvcs.exe

pid	Process
2136	datasheet.exe
2136	datasheet.exe
2136	datasheet.exe
2136	datasheet.exe
2136	datasheet.exe
2136	datasheet.exe
2888	powershell.exe
2588	powershell.exe
2136	datasheet.exe
2104	RegSvcs.exe
2104	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

datasheet.exepowershell.exepowershell.exeRegSvcs.exe

description	pid	Process
Token: SeDebugPrivilege	2136	datasheet.exe
Token: SeDebugPrivilege	2888	powershell.exe
Token: SeDebugPrivilege	2588	powershell.exe
Token: SeDebugPrivilege	2104	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

RegSvcs.exe

pid	Process
2104	RegSvcs.exe

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

datasheet.exe

description	pid	Process	procid_target
PID 2136 wrote to memory of 2888	2136	datasheet.exe	30
PID 2136 wrote to memory of 2888	2136	datasheet.exe	30
PID 2136 wrote to memory of 2888	2136	datasheet.exe	30
PID 2136 wrote to memory of 2888	2136	datasheet.exe	30
PID 2136 wrote to memory of 2588	2136	datasheet.exe	32
PID 2136 wrote to memory of 2588	2136	datasheet.exe	32
PID 2136 wrote to memory of 2588	2136	datasheet.exe	32
PID 2136 wrote to memory of 2588	2136	datasheet.exe	32
PID 2136 wrote to memory of 2072	2136	datasheet.exe	34
PID 2136 wrote to memory of 2072	2136	datasheet.exe	34
PID 2136 wrote to memory of 2072	2136	datasheet.exe	34
PID 2136 wrote to memory of 2072	2136	datasheet.exe	34
PID 2136 wrote to memory of 2104	2136	datasheet.exe	36
PID 2136 wrote to memory of 2104	2136	datasheet.exe	36
PID 2136 wrote to memory of 2104	2136	datasheet.exe	36
PID 2136 wrote to memory of 2104	2136	datasheet.exe	36
PID 2136 wrote to memory of 2104	2136	datasheet.exe	36
PID 2136 wrote to memory of 2104	2136	datasheet.exe	36
PID 2136 wrote to memory of 2104	2136	datasheet.exe	36
PID 2136 wrote to memory of 2104	2136	datasheet.exe	36
PID 2136 wrote to memory of 2104	2136	datasheet.exe	36
PID 2136 wrote to memory of 2104	2136	datasheet.exe	36
PID 2136 wrote to memory of 2104	2136	datasheet.exe	36
PID 2136 wrote to memory of 2104	2136	datasheet.exe	36

C:\Users\Admin\AppData\Local\Temp\datasheet.exe
"C:\Users\Admin\AppData\Local\Temp\datasheet.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2136
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\datasheet.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2888
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\rjBdvmaV.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2588
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rjBdvmaV" /XML "C:\Users\Admin\AppData\Local\Temp\tmp28A6.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2072
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2104

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmp28A6.tmp

Filesize
1KB

MD5
bfddd3dc1c9d8e9a47389128ad46ff9f

SHA1
0cfcac4363ddbbd0b96d105c89afacb4d4a864a7

SHA256
c39f1aeac9d2e592c26136af0eacb379749a18af9109953ad820e0e679fdd829

SHA512
dd2f7060612a654fecb00e216355875db5470b541ed8ae4462a6aec915f3e3d98f4d0e2c658e37da29edf18ceca7b466c7323451e4bf0da836d727df18ca9c1b

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\3YGZ6DNKW0AAAN9ZQBSD.temp

Filesize
7KB

MD5
1fc9f0f3c4d1f6ec240c23387d5cf9b1

SHA1
f8eccdca90b931de392bb759b1b3d5c02c1d96db

SHA256
62ee2328d720c068030c0789c5f97638523f40e0d7c5d14a590dfbb1850b8fac

SHA512
8f8990a0838c316f3d35b5cf545d485a401dc09c4a8103aec8e1cdb9d99f15be193491cee97cb55894d3a5059862009294613ca03c89358caa888c58cb747cc1

Download Submit
memory/2104-29-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2104-28-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2104-19-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2104-23-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2104-25-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2104-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2104-30-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2104-21-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2136-6-0x00000000052F0000-0x0000000005378000-memory.dmp

Filesize
544KB

Download
memory/2136-1-0x0000000000840000-0x00000000008E6000-memory.dmp

Filesize
664KB

Download
memory/2136-0-0x00000000748FE000-0x00000000748FF000-memory.dmp

Filesize
4KB

Download
memory/2136-2-0x00000000748F0000-0x0000000074FDE000-memory.dmp

Filesize
6.9MB

Download
memory/2136-3-0x00000000748FE000-0x00000000748FF000-memory.dmp

Filesize
4KB

Download
memory/2136-5-0x00000000748F0000-0x0000000074FDE000-memory.dmp

Filesize
6.9MB

Download
memory/2136-4-0x0000000000390000-0x00000000003A2000-memory.dmp

Filesize
72KB

Download
memory/2136-31-0x00000000748F0000-0x0000000074FDE000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads