agenttesla | b4603870f2a94658bd915f7255062c0629fd8b756e96ad465871f9173a7a0379

Analysis

max time kernel
125s
max time network
52s
platform
windows10-2004_x64
resource
win10v2004-20231130-en
resource tags

arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
submitted
12-12-2023 02:18

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General

Target

b4603870f2a94658bd915f7255062c0629fd8b756e96ad465871f9173a7a0379.exe
Size

629KB
MD5

3de3b2aec3580c30d26038ae32e441d2
SHA1

dfc2501866a225f36d61fe0fcbce7ed288a442cb
SHA256

b4603870f2a94658bd915f7255062c0629fd8b756e96ad465871f9173a7a0379
SHA512

56840bab4753d3c1ed380ee1092b3211fb2aeb723b964dbe2b046cd32b539a3d25b8becf39a117583d62415d6d57f55295a7f74d525aee0f553f535338ae22e1
SSDEEP

12288:w3IU8S6eUdUO2sMCqXHwJORW4iWEgH8CRRjZQ1TGvqbbZuGMkRiPPVFeh:OItSAdUOwMOk/WvjZQ1tZuGMEiPPVF

Score

10^/10

agenttesla zgrat keylogger rat spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.mailo.com
Port:
587
Username:
[email protected]
Password:
Bignosa1995
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

resource	yara_rule
behavioral2/memory/3772-6-0x00000000066C0000-0x00000000066D8000-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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1791582586-1997866593-3795608343-1000\Control Panel\International\Geo\Nation	b4603870f2a94658bd915f7255062c0629fd8b756e96ad465871f9173a7a0379.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

Looks up external IP address via web service 1 IoCs

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

flow	ioc
10	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3772 set thread context of 3536	3772	b4603870f2a94658bd915f7255062c0629fd8b756e96ad465871f9173a7a0379.exe	94

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

pid	Process
1536	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3772	b4603870f2a94658bd915f7255062c0629fd8b756e96ad465871f9173a7a0379.exe
1560	powershell.exe
3860	powershell.exe
3772	b4603870f2a94658bd915f7255062c0629fd8b756e96ad465871f9173a7a0379.exe
3860	powershell.exe
3536	b4603870f2a94658bd915f7255062c0629fd8b756e96ad465871f9173a7a0379.exe
3536	b4603870f2a94658bd915f7255062c0629fd8b756e96ad465871f9173a7a0379.exe
1560	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	3772	b4603870f2a94658bd915f7255062c0629fd8b756e96ad465871f9173a7a0379.exe
Token: SeDebugPrivilege	1560	powershell.exe
Token: SeDebugPrivilege	3860	powershell.exe
Token: SeDebugPrivilege	3536	b4603870f2a94658bd915f7255062c0629fd8b756e96ad465871f9173a7a0379.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3536	b4603870f2a94658bd915f7255062c0629fd8b756e96ad465871f9173a7a0379.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 3772 wrote to memory of 1560	3772	b4603870f2a94658bd915f7255062c0629fd8b756e96ad465871f9173a7a0379.exe	88
PID 3772 wrote to memory of 1560	3772	b4603870f2a94658bd915f7255062c0629fd8b756e96ad465871f9173a7a0379.exe	88
PID 3772 wrote to memory of 1560	3772	b4603870f2a94658bd915f7255062c0629fd8b756e96ad465871f9173a7a0379.exe	88
PID 3772 wrote to memory of 3860	3772	b4603870f2a94658bd915f7255062c0629fd8b756e96ad465871f9173a7a0379.exe	90
PID 3772 wrote to memory of 3860	3772	b4603870f2a94658bd915f7255062c0629fd8b756e96ad465871f9173a7a0379.exe	90
PID 3772 wrote to memory of 3860	3772	b4603870f2a94658bd915f7255062c0629fd8b756e96ad465871f9173a7a0379.exe	90
PID 3772 wrote to memory of 1536	3772	b4603870f2a94658bd915f7255062c0629fd8b756e96ad465871f9173a7a0379.exe	92
PID 3772 wrote to memory of 1536	3772	b4603870f2a94658bd915f7255062c0629fd8b756e96ad465871f9173a7a0379.exe	92
PID 3772 wrote to memory of 1536	3772	b4603870f2a94658bd915f7255062c0629fd8b756e96ad465871f9173a7a0379.exe	92
PID 3772 wrote to memory of 3536	3772	b4603870f2a94658bd915f7255062c0629fd8b756e96ad465871f9173a7a0379.exe	94
PID 3772 wrote to memory of 3536	3772	b4603870f2a94658bd915f7255062c0629fd8b756e96ad465871f9173a7a0379.exe	94
PID 3772 wrote to memory of 3536	3772	b4603870f2a94658bd915f7255062c0629fd8b756e96ad465871f9173a7a0379.exe	94
PID 3772 wrote to memory of 3536	3772	b4603870f2a94658bd915f7255062c0629fd8b756e96ad465871f9173a7a0379.exe	94
PID 3772 wrote to memory of 3536	3772	b4603870f2a94658bd915f7255062c0629fd8b756e96ad465871f9173a7a0379.exe	94
PID 3772 wrote to memory of 3536	3772	b4603870f2a94658bd915f7255062c0629fd8b756e96ad465871f9173a7a0379.exe	94
PID 3772 wrote to memory of 3536	3772	b4603870f2a94658bd915f7255062c0629fd8b756e96ad465871f9173a7a0379.exe	94
PID 3772 wrote to memory of 3536	3772	b4603870f2a94658bd915f7255062c0629fd8b756e96ad465871f9173a7a0379.exe	94

C:\Users\Admin\AppData\Local\Temp\b4603870f2a94658bd915f7255062c0629fd8b756e96ad465871f9173a7a0379.exe
"C:\Users\Admin\AppData\Local\Temp\b4603870f2a94658bd915f7255062c0629fd8b756e96ad465871f9173a7a0379.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3772
- 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\b4603870f2a94658bd915f7255062c0629fd8b756e96ad465871f9173a7a0379.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1560
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\DYFnSoq.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3860
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\DYFnSoq" /XML "C:\Users\Admin\AppData\Local\Temp\tmp809A.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1536
- C:\Users\Admin\AppData\Local\Temp\b4603870f2a94658bd915f7255062c0629fd8b756e96ad465871f9173a7a0379.exe
  "C:\Users\Admin\AppData\Local\Temp\b4603870f2a94658bd915f7255062c0629fd8b756e96ad465871f9173a7a0379.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:3536

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\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
b4f48d23a6c07760d5993fc77c3e1652

SHA1
7094e83332cf369b28f27695a1eac7e6f36de95d

SHA256
fc04fd1a0ebe3e40b241da5561b544a8a661ada78ebe1cda00c5ec9cc048de57

SHA512
6c5e87b2f6eeeb8f93d283597c2dc1076e9d6a08e11b1b82983db8573b784f6691436f723cd21f9c305bee84ae1329c97e4a078dd697d47ef483571d3373abe3

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_yre34c3o.s5z.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp809A.tmp

Filesize
1KB

MD5
f8f46b023f9fa1b1f8a07fbee548dba1

SHA1
df0ab4f4e85f0b5a68383bfa4216b08c0ac38d01

SHA256
f9ecacb86f47f1e364c93a93f0e7a9c3be8e21bc2ea49729312700d204283c02

SHA512
32e950190641614975e1cbcc77e4f3b3ce0a22b2233a419a4485c1f7d40012aef869aa068b90b363ef404f73e30b3d0c4c0f14609fbaeee456cfd5e912c80c87

Download Submit
memory/1560-80-0x0000000004A90000-0x0000000004AA0000-memory.dmp

Filesize
64KB

Download
memory/1560-15-0x0000000002490000-0x00000000024C6000-memory.dmp

Filesize
216KB

Download
memory/1560-81-0x00000000070F0000-0x000000000710A000-memory.dmp

Filesize
104KB

Download
memory/1560-69-0x000000007EEE0000-0x000000007EEF0000-memory.dmp

Filesize
64KB

Download
memory/1560-86-0x0000000007320000-0x000000000732E000-memory.dmp

Filesize
56KB

Download
memory/1560-68-0x0000000074D40000-0x0000000074D8C000-memory.dmp

Filesize
304KB

Download
memory/1560-43-0x00000000057E0000-0x0000000005B34000-memory.dmp

Filesize
3.3MB

Download
memory/1560-85-0x00000000072F0000-0x0000000007301000-memory.dmp

Filesize
68KB

Download
memory/1560-17-0x00000000050D0000-0x00000000056F8000-memory.dmp

Filesize
6.2MB

Download
memory/1560-18-0x0000000004A90000-0x0000000004AA0000-memory.dmp

Filesize
64KB

Download
memory/1560-16-0x00000000744E0000-0x0000000074C90000-memory.dmp

Filesize
7.7MB

Download
memory/1560-96-0x00000000744E0000-0x0000000074C90000-memory.dmp

Filesize
7.7MB

Download
memory/1560-28-0x0000000005770000-0x00000000057D6000-memory.dmp

Filesize
408KB

Download
memory/1560-24-0x0000000004E00000-0x0000000004E22000-memory.dmp

Filesize
136KB

Download
memory/3536-51-0x0000000005A40000-0x0000000005A50000-memory.dmp

Filesize
64KB

Download
memory/3536-37-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3536-98-0x00000000744E0000-0x0000000074C90000-memory.dmp

Filesize
7.7MB

Download
memory/3536-97-0x0000000007110000-0x0000000007160000-memory.dmp

Filesize
320KB

Download
memory/3536-49-0x00000000744E0000-0x0000000074C90000-memory.dmp

Filesize
7.7MB

Download
memory/3772-4-0x00000000055F0000-0x0000000005600000-memory.dmp

Filesize
64KB

Download
memory/3772-7-0x0000000006980000-0x0000000006988000-memory.dmp

Filesize
32KB

Download
memory/3772-47-0x00000000055F0000-0x0000000005600000-memory.dmp

Filesize
64KB

Download
memory/3772-10-0x0000000007EA0000-0x0000000007F3C000-memory.dmp

Filesize
624KB

Download
memory/3772-20-0x00000000744E0000-0x0000000074C90000-memory.dmp

Filesize
7.7MB

Download
memory/3772-50-0x00000000744E0000-0x0000000074C90000-memory.dmp

Filesize
7.7MB

Download
memory/3772-0-0x0000000000A20000-0x0000000000AC2000-memory.dmp

Filesize
648KB

Download
memory/3772-1-0x00000000744E0000-0x0000000074C90000-memory.dmp

Filesize
7.7MB

Download
memory/3772-2-0x0000000005C00000-0x00000000061A4000-memory.dmp

Filesize
5.6MB

Download
memory/3772-3-0x00000000054B0000-0x0000000005542000-memory.dmp

Filesize
584KB

Download
memory/3772-5-0x0000000005550000-0x000000000555A000-memory.dmp

Filesize
40KB

Download
memory/3772-6-0x00000000066C0000-0x00000000066D8000-memory.dmp

Filesize
96KB

Download
memory/3772-9-0x0000000002EE0000-0x0000000002F5A000-memory.dmp

Filesize
488KB

Download
memory/3772-8-0x0000000006990000-0x000000000699A000-memory.dmp

Filesize
40KB

Download
memory/3860-66-0x0000000006EB0000-0x0000000006ECE000-memory.dmp

Filesize
120KB

Download
memory/3860-22-0x0000000005380000-0x0000000005390000-memory.dmp

Filesize
64KB

Download
memory/3860-67-0x0000000005380000-0x0000000005390000-memory.dmp

Filesize
64KB

Download
memory/3860-19-0x0000000005380000-0x0000000005390000-memory.dmp

Filesize
64KB

Download
memory/3860-82-0x0000000008280000-0x00000000088FA000-memory.dmp

Filesize
6.5MB

Download
memory/3860-55-0x00000000078F0000-0x0000000007922000-memory.dmp

Filesize
200KB

Download
memory/3860-83-0x0000000007CB0000-0x0000000007CBA000-memory.dmp

Filesize
40KB

Download
memory/3860-84-0x0000000007EC0000-0x0000000007F56000-memory.dmp

Filesize
600KB

Download
memory/3860-54-0x000000007FCF0000-0x000000007FD00000-memory.dmp

Filesize
64KB

Download
memory/3860-70-0x0000000007B30000-0x0000000007BD3000-memory.dmp

Filesize
652KB

Download
memory/3860-87-0x0000000007E80000-0x0000000007E94000-memory.dmp

Filesize
80KB

Download
memory/3860-88-0x0000000007F80000-0x0000000007F9A000-memory.dmp

Filesize
104KB

Download
memory/3860-89-0x0000000007F60000-0x0000000007F68000-memory.dmp

Filesize
32KB

Download
memory/3860-56-0x0000000074D40000-0x0000000074D8C000-memory.dmp

Filesize
304KB

Download
memory/3860-95-0x00000000744E0000-0x0000000074C90000-memory.dmp

Filesize
7.7MB

Download
memory/3860-53-0x0000000006950000-0x000000000699C000-memory.dmp

Filesize
304KB

Download
memory/3860-52-0x0000000006910000-0x000000000692E000-memory.dmp

Filesize
120KB

Download
memory/3860-25-0x0000000006060000-0x00000000060C6000-memory.dmp

Filesize
408KB

Download
memory/3860-21-0x00000000744E0000-0x0000000074C90000-memory.dmp

Filesize
7.7MB

Download