agenttesla | 433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb

General

Target

433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe
Size

695KB
MD5

eb0a8ca9351d89d49548bc4060db555b
SHA1

32dd5b42cc297a15a97b40a3b06a1842d52466a7
SHA256

433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb
SHA512

61f305a81a88468864033ff6029a42f40e051c3168a9985babc6e69408414cfc0c822287cfdbb026ad985fefe39b485e44391ad7689195588cbbc5a50a8d8d22
SSDEEP

12288:o+DbgSB778Qe/FsDEhr/S+dCQGXErlP7lo3JwdTOg5nACS5YOnm3xG1nEniA:JgSBYdCkllWuUp/n2EnEniA

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.starmech.net
Port:
587
Username:
[email protected]
Password:
nics123

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.starmech.net
Port:
587
Username:
[email protected]
Password:
nics123
Email To:
[email protected]

Signatures

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

Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3308-46-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3308-46-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3308-46-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID

Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3308-46-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3308-46-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3308-46-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

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:

433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Control Panel\International\Geo\Nation	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\BjTxJte = "C:\\Users\\Admin\\AppData\\Roaming\\BjTxJte\\BjTxJte.exe"	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.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

18 api.ipify.org
17 api.ipify.org

flow	ioc
18	api.ipify.org
17	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe

description	pid	process	target process
PID 1796 set thread context of 3308	1796	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.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

5012 schtasks.exe

pid	process
5012	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

powershell.exepowershell.exe433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe

pid	process
428	powershell.exe
4648	powershell.exe
1796	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe
1796	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe
428	powershell.exe
3308	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe
3308	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe
4648	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

powershell.exepowershell.exe433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe

description	pid	process
Token: SeDebugPrivilege	428	powershell.exe
Token: SeDebugPrivilege	4648	powershell.exe
Token: SeDebugPrivilege	1796	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe
Token: SeDebugPrivilege	3308	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe

pid process

3308 433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe

pid	process
3308	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe

description	pid	process	target process
PID 1796 wrote to memory of 428	1796	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe	powershell.exe
PID 1796 wrote to memory of 428	1796	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe	powershell.exe
PID 1796 wrote to memory of 428	1796	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe	powershell.exe
PID 1796 wrote to memory of 4648	1796	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe	powershell.exe
PID 1796 wrote to memory of 4648	1796	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe	powershell.exe
PID 1796 wrote to memory of 4648	1796	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe	powershell.exe
PID 1796 wrote to memory of 5012	1796	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe	schtasks.exe
PID 1796 wrote to memory of 5012	1796	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe	schtasks.exe
PID 1796 wrote to memory of 5012	1796	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe	schtasks.exe
PID 1796 wrote to memory of 4452	1796	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe
PID 1796 wrote to memory of 4452	1796	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe
PID 1796 wrote to memory of 4452	1796	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe
PID 1796 wrote to memory of 3308	1796	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe
PID 1796 wrote to memory of 3308	1796	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe
PID 1796 wrote to memory of 3308	1796	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe
PID 1796 wrote to memory of 3308	1796	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe
PID 1796 wrote to memory of 3308	1796	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe
PID 1796 wrote to memory of 3308	1796	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe
PID 1796 wrote to memory of 3308	1796	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe
PID 1796 wrote to memory of 3308	1796	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe	433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe

C:\Users\Admin\AppData\Local\Temp\433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe
"C:\Users\Admin\AppData\Local\Temp\433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1796

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\433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:428

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\TrQrGQkCIJJZ.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4648

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TrQrGQkCIJJZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp62F0.tmp"
2⤵
- Creates scheduled task(s)
PID:5012

C:\Users\Admin\AppData\Local\Temp\433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe
"C:\Users\Admin\AppData\Local\Temp\433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe"
2⤵
PID:4452

C:\Users\Admin\AppData\Local\Temp\433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe
"C:\Users\Admin\AppData\Local\Temp\433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3308

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

4

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\433327373b99264a0a5f11194a3722e1a53c832e837f0eab264f89306f9e42cb.exe.log
Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
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
7d0ca64603aaad369ede6469b8b57c99

SHA1
d5c085fc3eb3ef0e0ee5985c7792d59d89f96f6b

SHA256
69c64d0b7b4d5a51e88fd8baad6adeed3a0ff34b026507f566dc14368697fb1f

SHA512
4d2e3d10c3e4a1c89ad189ee8c148c13745a9b5e7e17588339d90253f2d42ba5b35be3a0375dd0bdbda7e752f3221f982588c2de498fddb7580b18d6aa84127a

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_hfdaz32y.oph.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp62F0.tmp
Filesize
1KB

MD5
db49cccdd618adf14b99b8008c69e9c1

SHA1
1ac800bc5a4cda0abbb25089bb0dc5a2ef586fde

SHA256
52acf0e1236b1a2fecd7e3b869697e97e94cf273f04ff5ef3211edf715c3c1f0

SHA512
579f9e30df0082385da928a58a472892968ae869b93b0820bdb9a0e9cfc1d882f0271efff6eb68ef4269dd4d51dfea2184a77f1def4be81fc1f318f959101950

Download Submit
memory/428-16-0x0000000005250000-0x0000000005878000-memory.dmp

Filesize
6.2MB

Download
memory/428-75-0x0000000007AF0000-0x000000000816A000-memory.dmp

Filesize
6.5MB

Download
memory/428-89-0x0000000074870000-0x0000000075020000-memory.dmp

Filesize
7.7MB

Download
memory/428-83-0x00000000077D0000-0x00000000077D8000-memory.dmp

Filesize
32KB

Download
memory/428-78-0x0000000007730000-0x00000000077C6000-memory.dmp

Filesize
600KB

Download
memory/428-77-0x0000000007520000-0x000000000752A000-memory.dmp

Filesize
40KB

Download
memory/428-15-0x0000000004BE0000-0x0000000004C16000-memory.dmp

Filesize
216KB

Download
memory/428-76-0x00000000074B0000-0x00000000074CA000-memory.dmp

Filesize
104KB

Download
memory/428-53-0x0000000071060000-0x00000000710AC000-memory.dmp

Filesize
304KB

Download
memory/428-19-0x0000000004B90000-0x0000000004BA0000-memory.dmp

Filesize
64KB

Download
memory/428-63-0x00000000066D0000-0x00000000066EE000-memory.dmp

Filesize
120KB

Download
memory/428-17-0x0000000074870000-0x0000000075020000-memory.dmp

Filesize
7.7MB

Download
memory/428-64-0x00000000073B0000-0x0000000007453000-memory.dmp

Filesize
652KB

Download
memory/428-52-0x0000000007370000-0x00000000073A2000-memory.dmp

Filesize
200KB

Download
memory/428-25-0x0000000005A60000-0x0000000005AC6000-memory.dmp

Filesize
408KB

Download
memory/428-51-0x0000000006770000-0x00000000067BC000-memory.dmp

Filesize
304KB

Download
memory/428-23-0x00000000059F0000-0x0000000005A56000-memory.dmp

Filesize
408KB

Download
memory/428-22-0x00000000051E0000-0x0000000005202000-memory.dmp

Filesize
136KB

Download
memory/428-31-0x0000000005B50000-0x0000000005EA4000-memory.dmp

Filesize
3.3MB

Download
memory/428-50-0x0000000006190000-0x00000000061AE000-memory.dmp

Filesize
120KB

Download
memory/428-18-0x0000000004B90000-0x0000000004BA0000-memory.dmp

Filesize
64KB

Download
memory/1796-7-0x0000000005DE0000-0x0000000005DEE000-memory.dmp

Filesize
56KB

Download
memory/1796-10-0x0000000009400000-0x000000000949C000-memory.dmp

Filesize
624KB

Download
memory/1796-8-0x0000000005DF0000-0x0000000005E06000-memory.dmp

Filesize
88KB

Download
memory/1796-5-0x0000000005990000-0x000000000599A000-memory.dmp

Filesize
40KB

Download
memory/1796-6-0x0000000005BB0000-0x0000000005BC8000-memory.dmp

Filesize
96KB

Download
memory/1796-3-0x00000000059C0000-0x0000000005A52000-memory.dmp

Filesize
584KB

Download
memory/1796-1-0x0000000074870000-0x0000000075020000-memory.dmp

Filesize
7.7MB

Download
memory/1796-2-0x0000000005F70000-0x0000000006514000-memory.dmp

Filesize
5.6MB

Download
memory/1796-49-0x0000000074870000-0x0000000075020000-memory.dmp

Filesize
7.7MB

Download
memory/1796-9-0x0000000006DF0000-0x0000000006E74000-memory.dmp

Filesize
528KB

Download
memory/1796-4-0x0000000005BE0000-0x0000000005BF0000-memory.dmp

Filesize
64KB

Download
memory/1796-0-0x0000000000EE0000-0x0000000000F94000-memory.dmp

Filesize
720KB

Download
memory/3308-46-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3308-92-0x0000000007040000-0x0000000007090000-memory.dmp

Filesize
320KB

Download
memory/4648-80-0x0000000006FA0000-0x0000000006FAE000-memory.dmp

Filesize
56KB

Download
memory/4648-81-0x0000000006FB0000-0x0000000006FC4000-memory.dmp

Filesize
80KB

Download
memory/4648-82-0x00000000070B0000-0x00000000070CA000-memory.dmp

Filesize
104KB

Download
memory/4648-65-0x0000000071060000-0x00000000710AC000-memory.dmp

Filesize
304KB

Download
memory/4648-20-0x00000000006F0000-0x0000000000700000-memory.dmp

Filesize
64KB

Download
memory/4648-21-0x0000000074870000-0x0000000075020000-memory.dmp

Filesize
7.7MB

Download
memory/4648-24-0x00000000006F0000-0x0000000000700000-memory.dmp

Filesize
64KB

Download
memory/4648-90-0x0000000074870000-0x0000000075020000-memory.dmp

Filesize
7.7MB

Download
memory/4648-79-0x0000000006F70000-0x0000000006F81000-memory.dmp

Filesize
68KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads