agenttesla | 3df609331db8626a949cb01751586fb6d9774375a8d70dc6748f0e19fedcfbd8

General

Target

CREDIT NOTES.exe
Size

949KB
MD5

a94578e1a694ba09dc9ed5dc7df60fcc
SHA1

8ea85a39e4e456e79db46abfe00f9be73c8e254e
SHA256

b06ef71a820a829fc010a3bc33b6c630282b94d831e25f972b7173f0783b76c9
SHA512

ab3277ca5e074100cc9323234ee257816261154bcd6da3b00c56a83b0f0923575649ec9c3272e5ac8da6bd4ae08f6757d7cd15147a15963d144b99be92a30565
SSDEEP

24576:8+17qWKvIj9RR5BGNn5BZj6ZNaJ312Zw471:t5AvIj9VB+j6naJl2iK1

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.unitechautomations.com
Port:
587
Username:
[email protected]
Password:
Unitech@123
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/4012-45-0x0000000000400000-0x0000000000442000-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/4012-45-0x0000000000400000-0x0000000000442000-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/4012-45-0x0000000000400000-0x0000000000442000-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/4012-45-0x0000000000400000-0x0000000000442000-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/4012-45-0x0000000000400000-0x0000000000442000-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/4012-45-0x0000000000400000-0x0000000000442000-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:

CREDIT NOTES.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\Control Panel\International\Geo\Nation	CREDIT NOTES.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

RegSvcs.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\GUIVTme = "C:\\Users\\Admin\\AppData\\Roaming\\GUIVTme\\GUIVTme.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

CREDIT NOTES.exe

description pid process target process

PID 4776 set thread context of 4012 4776 CREDIT NOTES.exe 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

4760 schtasks.exe

description	pid	process	target process
PID 4776 set thread context of 4012	4776	CREDIT NOTES.exe	RegSvcs.exe

pid	process
4760	schtasks.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

CREDIT NOTES.exepowershell.exepowershell.exeRegSvcs.exe

pid	process
4776	CREDIT NOTES.exe
4776	CREDIT NOTES.exe
4776	CREDIT NOTES.exe
4720	powershell.exe
2036	powershell.exe
4776	CREDIT NOTES.exe
4720	powershell.exe
2036	powershell.exe
4012	RegSvcs.exe
4012	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

CREDIT NOTES.exepowershell.exepowershell.exeRegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	4776	CREDIT NOTES.exe
Token: SeDebugPrivilege	2036	powershell.exe
Token: SeDebugPrivilege	4720	powershell.exe
Token: SeDebugPrivilege	4012	RegSvcs.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

CREDIT NOTES.exe

description	pid	process	target process
PID 4776 wrote to memory of 2036	4776	CREDIT NOTES.exe	powershell.exe
PID 4776 wrote to memory of 2036	4776	CREDIT NOTES.exe	powershell.exe
PID 4776 wrote to memory of 2036	4776	CREDIT NOTES.exe	powershell.exe
PID 4776 wrote to memory of 4720	4776	CREDIT NOTES.exe	powershell.exe
PID 4776 wrote to memory of 4720	4776	CREDIT NOTES.exe	powershell.exe
PID 4776 wrote to memory of 4720	4776	CREDIT NOTES.exe	powershell.exe
PID 4776 wrote to memory of 4760	4776	CREDIT NOTES.exe	schtasks.exe
PID 4776 wrote to memory of 4760	4776	CREDIT NOTES.exe	schtasks.exe
PID 4776 wrote to memory of 4760	4776	CREDIT NOTES.exe	schtasks.exe
PID 4776 wrote to memory of 4012	4776	CREDIT NOTES.exe	RegSvcs.exe
PID 4776 wrote to memory of 4012	4776	CREDIT NOTES.exe	RegSvcs.exe
PID 4776 wrote to memory of 4012	4776	CREDIT NOTES.exe	RegSvcs.exe
PID 4776 wrote to memory of 4012	4776	CREDIT NOTES.exe	RegSvcs.exe
PID 4776 wrote to memory of 4012	4776	CREDIT NOTES.exe	RegSvcs.exe
PID 4776 wrote to memory of 4012	4776	CREDIT NOTES.exe	RegSvcs.exe
PID 4776 wrote to memory of 4012	4776	CREDIT NOTES.exe	RegSvcs.exe
PID 4776 wrote to memory of 4012	4776	CREDIT NOTES.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\CREDIT NOTES.exe
"C:\Users\Admin\AppData\Local\Temp\CREDIT NOTES.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4776

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\CREDIT NOTES.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2036

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\XblPOAvPsrUQv.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4720

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\XblPOAvPsrUQv" /XML "C:\Users\Admin\AppData\Local\Temp\tmp806B.tmp"
2⤵
- Creates scheduled task(s)
PID:4760

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4012

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

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
22c940aa67dabddd624d9662a8e566d6

SHA1
30e297212df9a574df4f83587a18f1a6c7540e49

SHA256
98c22e6d4bccd398d0785991314ed2ca375b2da4c6e88630571db53da42f106d

SHA512
caf38e774a22572b782e439c836a108557e339f04e2020031ac96df37d77cc4c91bddbee93d50604c7e6c3a21238311d9d22f52ba02cdbbf7d41501dfbdf447f

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_viagbdu5.c0j.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp806B.tmp
Filesize
1KB

MD5
1e2d62ddb4ae412d11641832acf57ab2

SHA1
0d3f30587c40a7a0282d4c3f064ff9cb5b4cbee5

SHA256
b7d8e760558c3e0a78e889df974aa9faeb14a6848835ddd2a820d5215d77d6cc

SHA512
d2ae32bd6401eae2ad9abf968d6b42ac64c8f08e91e0033dcf21243ca9f30f4b0e9a2dd7b3f20dc55df9c4b07644254e07e5e69c36252508b094a724e8048aab

Download Submit
memory/2036-22-0x0000000004D20000-0x0000000004D42000-memory.dmp

Filesize
136KB

Download
memory/2036-18-0x0000000002470000-0x0000000002480000-memory.dmp

Filesize
64KB

Download
memory/2036-23-0x0000000004DC0000-0x0000000004E26000-memory.dmp

Filesize
408KB

Download
memory/2036-63-0x0000000075AD0000-0x0000000075B1C000-memory.dmp

Filesize
304KB

Download
memory/2036-89-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/2036-80-0x0000000007350000-0x000000000736A000-memory.dmp

Filesize
104KB

Download
memory/2036-14-0x00000000023F0000-0x0000000002426000-memory.dmp

Filesize
216KB

Download
memory/2036-15-0x0000000004EC0000-0x00000000054E8000-memory.dmp

Filesize
6.2MB

Download
memory/2036-16-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/2036-47-0x0000000005CC0000-0x0000000005CDE000-memory.dmp

Filesize
120KB

Download
memory/2036-17-0x0000000002470000-0x0000000002480000-memory.dmp

Filesize
64KB

Download
memory/2036-77-0x0000000007210000-0x0000000007221000-memory.dmp

Filesize
68KB

Download
memory/2036-76-0x0000000007290000-0x0000000007326000-memory.dmp

Filesize
600KB

Download
memory/2036-74-0x0000000007010000-0x000000000702A000-memory.dmp

Filesize
104KB

Download
memory/2036-73-0x0000000007650000-0x0000000007CCA000-memory.dmp

Filesize
6.5MB

Download
memory/2036-49-0x0000000005D80000-0x0000000005DCC000-memory.dmp

Filesize
304KB

Download
memory/4012-45-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4012-90-0x0000000005E40000-0x0000000005E90000-memory.dmp

Filesize
320KB

Download
memory/4720-75-0x00000000072C0000-0x00000000072CA000-memory.dmp

Filesize
40KB

Download
memory/4720-81-0x0000000007570000-0x0000000007578000-memory.dmp

Filesize
32KB

Download
memory/4720-88-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/4720-40-0x00000000059C0000-0x0000000005D14000-memory.dmp

Filesize
3.3MB

Download
memory/4720-79-0x0000000007490000-0x00000000074A4000-memory.dmp

Filesize
80KB

Download
memory/4720-78-0x0000000007480000-0x000000000748E000-memory.dmp

Filesize
56KB

Download
memory/4720-51-0x0000000075AD0000-0x0000000075B1C000-memory.dmp

Filesize
304KB

Download
memory/4720-50-0x0000000006EB0000-0x0000000006EE2000-memory.dmp

Filesize
200KB

Download
memory/4720-61-0x00000000070F0000-0x000000000710E000-memory.dmp

Filesize
120KB

Download
memory/4720-62-0x0000000007120000-0x00000000071C3000-memory.dmp

Filesize
652KB

Download
memory/4720-19-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/4720-24-0x00000000050E0000-0x0000000005146000-memory.dmp

Filesize
408KB

Download
memory/4720-20-0x0000000002660000-0x0000000002670000-memory.dmp

Filesize
64KB

Download
memory/4776-5-0x00000000053D0000-0x00000000053DA000-memory.dmp

Filesize
40KB

Download
memory/4776-21-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/4776-3-0x0000000005330000-0x00000000053C2000-memory.dmp

Filesize
584KB

Download
memory/4776-0-0x0000000000820000-0x0000000000914000-memory.dmp

Filesize
976KB

Download
memory/4776-4-0x00000000052A0000-0x00000000052B0000-memory.dmp

Filesize
64KB

Download
memory/4776-9-0x000000000C270000-0x000000000C30C000-memory.dmp

Filesize
624KB

Download
memory/4776-7-0x0000000006820000-0x0000000006834000-memory.dmp

Filesize
80KB

Download
memory/4776-2-0x0000000005840000-0x0000000005DE4000-memory.dmp

Filesize
5.6MB

Download
memory/4776-1-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/4776-8-0x0000000002CB0000-0x0000000002D32000-memory.dmp

Filesize
520KB

Download
memory/4776-48-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/4776-6-0x0000000006700000-0x0000000006720000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads