agenttesla | dd8bb6b4b5f5c89b13b9b0954ce12e7fbf00bb721dd880e7dac01aa72731b771

Analysis

max time kernel
134s
max time network
102s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
21-05-2024 01:31

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General

Target

T.T Copy.scr
Size

853KB
MD5

f7ff04b1c105625810a3587f2edbc5c7
SHA1

d3e9ee995d4fcb67fa445196db12fa393a69f63b
SHA256

2c383aae867d24468c5d0c143aa2ba0e14658843300b5d5f1f1f00744fd4db85
SHA512

94172952bc79eb4c4e7b98eaf27a5aa153ad4c71a4e6043fb8d7936d8b3c1dea60da237f41a6d282228ba59f1cadd7d66d325c154192867e19608f1cc180ece5
SSDEEP

24576:nVkWtb3BECZIeAxkWmsQcMz0UHrs8WZSTgB1nILabVfp:nVfZBEGIeAkJzmZcP2bVh

Score

10^/10

agenttesla execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yubacuba.online
Port:
587
Username:
[email protected]
Password:
f^IwDY%8
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
execution

PowerShell
T1059.001

Processes:

powershell.exe

pid process

3104 powershell.exe

pid	process
3104	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

T.T Copy.scr

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Control Panel\International\Geo\Nation	T.T Copy.scr

Suspicious use of SetThreadContext 1 IoCs

Processes:

T.T Copy.scr

description pid process target process

PID 4156 set thread context of 3296 4156 T.T Copy.scr RegSvcs.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exe

pid process

776 schtasks.exe

description	pid	process	target process
PID 4156 set thread context of 3296	4156	T.T Copy.scr	RegSvcs.exe

pid	process
776	schtasks.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

Processes:

T.T Copy.scrpowershell.exeRegSvcs.exe

pid	process
4156	T.T Copy.scr
4156	T.T Copy.scr
4156	T.T Copy.scr
4156	T.T Copy.scr
4156	T.T Copy.scr
4156	T.T Copy.scr
3104	powershell.exe
4156	T.T Copy.scr
3296	RegSvcs.exe
3296	RegSvcs.exe
3104	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

T.T Copy.scrpowershell.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 4156 T.T Copy.scr
Token: SeDebugPrivilege 3104 powershell.exe
Token: SeDebugPrivilege 3296 RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	4156	T.T Copy.scr
Token: SeDebugPrivilege	3104	powershell.exe
Token: SeDebugPrivilege	3296	RegSvcs.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

T.T Copy.scr

description	pid	process	target process
PID 4156 wrote to memory of 3104	4156	T.T Copy.scr	powershell.exe
PID 4156 wrote to memory of 3104	4156	T.T Copy.scr	powershell.exe
PID 4156 wrote to memory of 3104	4156	T.T Copy.scr	powershell.exe
PID 4156 wrote to memory of 776	4156	T.T Copy.scr	schtasks.exe
PID 4156 wrote to memory of 776	4156	T.T Copy.scr	schtasks.exe
PID 4156 wrote to memory of 776	4156	T.T Copy.scr	schtasks.exe
PID 4156 wrote to memory of 3296	4156	T.T Copy.scr	RegSvcs.exe
PID 4156 wrote to memory of 3296	4156	T.T Copy.scr	RegSvcs.exe
PID 4156 wrote to memory of 3296	4156	T.T Copy.scr	RegSvcs.exe
PID 4156 wrote to memory of 3296	4156	T.T Copy.scr	RegSvcs.exe
PID 4156 wrote to memory of 3296	4156	T.T Copy.scr	RegSvcs.exe
PID 4156 wrote to memory of 3296	4156	T.T Copy.scr	RegSvcs.exe
PID 4156 wrote to memory of 3296	4156	T.T Copy.scr	RegSvcs.exe
PID 4156 wrote to memory of 3296	4156	T.T Copy.scr	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\T.T Copy.scr
"C:\Users\Admin\AppData\Local\Temp\T.T Copy.scr" /S
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4156
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\WyoLytfyeqWG.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3104
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\WyoLytfyeqWG" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8B77.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:776
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3296

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1jmtwmap.5yc.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp8B77.tmp

Filesize
1KB

MD5
6e25c5450ce447bf2f53d0a247cdb055

SHA1
aef332b5e82ed9757288fa17f11163e5dfc2d5cf

SHA256
c2ea9eae38e969557b16b0e78a078f7407f03bf6a90a366b38ff8fa34c61d861

SHA512
c4ec58095ca4695aba8ede5533b89e4a3252440a323801b8da30a611beb36b243fa5b56b1f6ad64179de883fbc0de66dc078ab9953d599f1fd375aa294c6bb05

Download Submit
memory/3104-55-0x0000000007530000-0x0000000007BAA000-memory.dmp

Filesize
6.5MB

Download
memory/3104-21-0x0000000074A10000-0x00000000751C0000-memory.dmp

Filesize
7.7MB

Download
memory/3104-43-0x0000000075270000-0x00000000752BC000-memory.dmp

Filesize
304KB

Download
memory/3104-33-0x0000000005500000-0x0000000005854000-memory.dmp

Filesize
3.3MB

Download
memory/3104-66-0x0000000074A10000-0x00000000751C0000-memory.dmp

Filesize
7.7MB

Download
memory/3104-63-0x0000000007210000-0x0000000007218000-memory.dmp

Filesize
32KB

Download
memory/3104-62-0x0000000007230000-0x000000000724A000-memory.dmp

Filesize
104KB

Download
memory/3104-61-0x0000000007130000-0x0000000007144000-memory.dmp

Filesize
80KB

Download
memory/3104-60-0x0000000007120000-0x000000000712E000-memory.dmp

Filesize
56KB

Download
memory/3104-59-0x00000000070F0000-0x0000000007101000-memory.dmp

Filesize
68KB

Download
memory/3104-15-0x0000000004640000-0x0000000004676000-memory.dmp

Filesize
216KB

Download
memory/3104-17-0x0000000074A10000-0x00000000751C0000-memory.dmp

Filesize
7.7MB

Download
memory/3104-19-0x0000000004CB0000-0x00000000052D8000-memory.dmp

Filesize
6.2MB

Download
memory/3104-58-0x0000000007170000-0x0000000007206000-memory.dmp

Filesize
600KB

Download
memory/3104-18-0x0000000074A10000-0x00000000751C0000-memory.dmp

Filesize
7.7MB

Download
memory/3104-42-0x0000000006190000-0x00000000061C2000-memory.dmp

Filesize
200KB

Download
memory/3104-57-0x0000000006F60000-0x0000000006F6A000-memory.dmp

Filesize
40KB

Download
memory/3104-23-0x0000000004AE0000-0x0000000004B02000-memory.dmp

Filesize
136KB

Download
memory/3104-25-0x0000000005910000-0x0000000005976000-memory.dmp

Filesize
408KB

Download
memory/3104-24-0x0000000004B80000-0x0000000004BE6000-memory.dmp

Filesize
408KB

Download
memory/3104-41-0x0000000005C50000-0x0000000005C9C000-memory.dmp

Filesize
304KB

Download
memory/3104-56-0x0000000006EF0000-0x0000000006F0A000-memory.dmp

Filesize
104KB

Download
memory/3104-53-0x0000000006170000-0x000000000618E000-memory.dmp

Filesize
120KB

Download
memory/3104-40-0x0000000005BC0000-0x0000000005BDE000-memory.dmp

Filesize
120KB

Download
memory/3104-54-0x0000000006D90000-0x0000000006E33000-memory.dmp

Filesize
652KB

Download
memory/3296-31-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/3296-67-0x0000000006260000-0x00000000062B0000-memory.dmp

Filesize
320KB

Download
memory/3296-34-0x0000000074A10000-0x00000000751C0000-memory.dmp

Filesize
7.7MB

Download
memory/3296-68-0x0000000074A10000-0x00000000751C0000-memory.dmp

Filesize
7.7MB

Download
memory/4156-5-0x0000000074A10000-0x00000000751C0000-memory.dmp

Filesize
7.7MB

Download
memory/4156-39-0x0000000074A10000-0x00000000751C0000-memory.dmp

Filesize
7.7MB

Download
memory/4156-0-0x0000000074A1E000-0x0000000074A1F000-memory.dmp

Filesize
4KB

Download
memory/4156-3-0x00000000073C0000-0x0000000007452000-memory.dmp

Filesize
584KB

Download
memory/4156-2-0x0000000007890000-0x0000000007E34000-memory.dmp

Filesize
5.6MB

Download
memory/4156-20-0x0000000074A10000-0x00000000751C0000-memory.dmp

Filesize
7.7MB

Download
memory/4156-16-0x0000000074A1E000-0x0000000074A1F000-memory.dmp

Filesize
4KB

Download
memory/4156-10-0x0000000006030000-0x00000000060CC000-memory.dmp

Filesize
624KB

Download
memory/4156-9-0x00000000086C0000-0x0000000008742000-memory.dmp

Filesize
520KB

Download
memory/4156-8-0x0000000006F80000-0x0000000006F90000-memory.dmp

Filesize
64KB

Download
memory/4156-7-0x0000000005F60000-0x0000000005F6C000-memory.dmp

Filesize
48KB

Download
memory/4156-6-0x0000000007850000-0x0000000007872000-memory.dmp

Filesize
136KB

Download
memory/4156-1-0x0000000000550000-0x0000000000628000-memory.dmp

Filesize
864KB

Download
memory/4156-4-0x00000000027C0000-0x00000000027CA000-memory.dmp

Filesize
40KB

Download