agenttesla | 92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c

Analysis

max time kernel
45s
max time network
57s
platform
windows10-2004_x64
resource
win10v2004-20231130-en
resource tags

arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
submitted
11-12-2023 16:18

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General

Target

92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exe
Size

614KB
MD5

a759e8c16420ac111730b3d85455c256
SHA1

884078bf38588730be94b28b8d5c3ada281a301f
SHA256

92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c
SHA512

cff0141b03ea3d995de2820070de6987560428d97b3be587194bf2cc3abf912576aea0a72c635f9784b9ae436ec2334ba63ca9ed2ffef2ae50dfd4cf6a1f9a9a
SSDEEP

12288:A3IU8S6eUdxD4vtaoAxdL3xgeLNu63RVJSw5KJ9rYT6IVva1Ec:+ItSAdxEjAxdDx3Nu63R9KvrY/Xc

Score

10^/10

agenttesla zgrat keylogger rat spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.tecnosilos.com.py
Port:
587
Username:
[email protected]
Password:
dX,@;SPvm;h{
Email To:
[email protected]

Signatures

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

Detect ZGRat V1 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/712-6-0x0000000006240000-0x0000000006258000-memory.dmp	family_zgrat_v1

ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat

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:

92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-423100829-2271632622-1028104103-1000\Control Panel\International\Geo\Nation	92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exe

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

Data from Local System
T1005

Credentials In Files
T1552.001
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 stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Suspicious use of SetThreadContext 1 IoCs

Processes:

92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exe

description	pid	process	target process
PID 712 set thread context of 3756	712	92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exe	92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.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

5016 schtasks.exe

pid	process
5016	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exepowershell.exe

pid	process
3756	92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exe
3756	92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exe
3756	92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exe
3756	92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exe
3712	powershell.exe
3712	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	3756	92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exe
Token: SeDebugPrivilege	3712	powershell.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exe

description	pid	process	target process
PID 712 wrote to memory of 3712	712	92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exe	powershell.exe
PID 712 wrote to memory of 3712	712	92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exe	powershell.exe
PID 712 wrote to memory of 3712	712	92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exe	powershell.exe
PID 712 wrote to memory of 5016	712	92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exe	schtasks.exe
PID 712 wrote to memory of 5016	712	92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exe	schtasks.exe
PID 712 wrote to memory of 5016	712	92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exe	schtasks.exe
PID 712 wrote to memory of 3756	712	92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exe	92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exe
PID 712 wrote to memory of 3756	712	92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exe	92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exe
PID 712 wrote to memory of 3756	712	92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exe	92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exe
PID 712 wrote to memory of 3756	712	92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exe	92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exe
PID 712 wrote to memory of 3756	712	92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exe	92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exe
PID 712 wrote to memory of 3756	712	92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exe	92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exe
PID 712 wrote to memory of 3756	712	92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exe	92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exe
PID 712 wrote to memory of 3756	712	92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exe	92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exe

C:\Users\Admin\AppData\Local\Temp\92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exe
"C:\Users\Admin\AppData\Local\Temp\92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:712

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\UmViskfCi.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3712

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UmViskfCi" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7743.tmp"
2⤵
- Creates scheduled task(s)
PID:5016

C:\Users\Admin\AppData\Local\Temp\92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exe
"C:\Users\Admin\AppData\Local\Temp\92ebe1666615b108e09981bc054cf76d7f4eeaa44595c813e01d419cd359fa8c.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3756

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_5mobpmaf.swe.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp7743.tmp

Filesize
1KB

MD5
04524fb8006bc1240de05ba4e0780e96

SHA1
28aaf826a486ddeea21dceb0a257e945e0718834

SHA256
c830ec06d90ced611a7f0961f3f926fbb9eb7474f7f141d97cb4ed201d4d1e61

SHA512
56199d3c36979dc190c441cfa9c4699643300c427913cd1c447669e85ba2cd390bc052cd2b9803604c20e99441b721a9599908cbc4bcde67945bd54747ca68e7

Download Submit
memory/712-8-0x0000000005EB0000-0x0000000005EBA000-memory.dmp

Filesize
40KB

Download
memory/712-9-0x0000000004510000-0x000000000458A000-memory.dmp

Filesize
488KB

Download
memory/712-4-0x0000000004C60000-0x0000000004C70000-memory.dmp

Filesize
64KB

Download
memory/712-5-0x0000000004BD0000-0x0000000004BDA000-memory.dmp

Filesize
40KB

Download
memory/712-6-0x0000000006240000-0x0000000006258000-memory.dmp

Filesize
96KB

Download
memory/712-7-0x00000000087E0000-0x00000000087E8000-memory.dmp

Filesize
32KB

Download
memory/712-3-0x0000000004B00000-0x0000000004B92000-memory.dmp

Filesize
584KB

Download
memory/712-2-0x0000000005010000-0x00000000055B4000-memory.dmp

Filesize
5.6MB

Download
memory/712-10-0x00000000075B0000-0x000000000764C000-memory.dmp

Filesize
624KB

Download
memory/712-1-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/712-0-0x00000000001A0000-0x0000000000240000-memory.dmp

Filesize
640KB

Download
memory/712-26-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/712-20-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/712-24-0x0000000004C60000-0x0000000004C70000-memory.dmp

Filesize
64KB

Download
memory/3712-21-0x00000000057C0000-0x0000000005DE8000-memory.dmp

Filesize
6.2MB

Download
memory/3712-63-0x0000000007B40000-0x0000000007B4E000-memory.dmp

Filesize
56KB

Download
memory/3712-39-0x0000000006140000-0x0000000006494000-memory.dmp

Filesize
3.3MB

Download
memory/3712-69-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/3712-40-0x00000000065E0000-0x00000000065FE000-memory.dmp

Filesize
120KB

Download
memory/3712-41-0x0000000006620000-0x000000000666C000-memory.dmp

Filesize
304KB

Download
memory/3712-29-0x0000000005F60000-0x0000000005FC6000-memory.dmp

Filesize
408KB

Download
memory/3712-22-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/3712-64-0x0000000007B50000-0x0000000007B64000-memory.dmp

Filesize
80KB

Download
memory/3712-66-0x0000000007C30000-0x0000000007C38000-memory.dmp

Filesize
32KB

Download
memory/3712-18-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/3712-17-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/3712-15-0x0000000002CC0000-0x0000000002CF6000-memory.dmp

Filesize
216KB

Download
memory/3712-57-0x00000000077D0000-0x0000000007873000-memory.dmp

Filesize
652KB

Download
memory/3712-56-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/3712-55-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/3712-59-0x0000000007910000-0x000000000792A000-memory.dmp

Filesize
104KB

Download
memory/3712-58-0x0000000007F50000-0x00000000085CA000-memory.dmp

Filesize
6.5MB

Download
memory/3712-54-0x00000000077A0000-0x00000000077BE000-memory.dmp

Filesize
120KB

Download
memory/3712-44-0x0000000070E60000-0x0000000070EAC000-memory.dmp

Filesize
304KB

Download
memory/3712-60-0x0000000007980000-0x000000000798A000-memory.dmp

Filesize
40KB

Download
memory/3712-43-0x0000000006BB0000-0x0000000006BE2000-memory.dmp

Filesize
200KB

Download
memory/3712-42-0x000000007EF40000-0x000000007EF50000-memory.dmp

Filesize
64KB

Download
memory/3712-61-0x0000000007B90000-0x0000000007C26000-memory.dmp

Filesize
600KB

Download
memory/3712-62-0x0000000007B10000-0x0000000007B21000-memory.dmp

Filesize
68KB

Download
memory/3712-28-0x0000000005630000-0x0000000005652000-memory.dmp

Filesize
136KB

Download
memory/3712-65-0x0000000007C50000-0x0000000007C6A000-memory.dmp

Filesize
104KB

Download
memory/3756-19-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3756-27-0x0000000005400000-0x0000000005466000-memory.dmp

Filesize
408KB

Download
memory/3756-25-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/3756-70-0x0000000006210000-0x0000000006260000-memory.dmp

Filesize
320KB

Download
memory/3756-71-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/3756-72-0x0000000005380000-0x0000000005390000-memory.dmp

Filesize
64KB

Download