agenttesla | 7bb212946fdeb406c7aa8f691405d185065514d5dc1f269f8e409762ff9f6915

General

Target

4c414b473bccbbce2c7cde00248ea1a1.exe
Size

523KB
MD5

4c414b473bccbbce2c7cde00248ea1a1
SHA1

77bf848d5a1d4d0fdc252aa170e7b8af19bcc012
SHA256

7bb212946fdeb406c7aa8f691405d185065514d5dc1f269f8e409762ff9f6915
SHA512

0fa66c53045e9e74d294420d66deadcad7ee56d13e33dd90e73b0de1e6958cd3b5c347e13e85797895bbac5f23b3cc3926d6b9a75f242ef2379d93230c7b0f9b

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
Az@gcmce.com
Password:
DANIEL3116

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
Az@gcmce.com
Password:
DANIEL3116

Signatures

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

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:

4c414b473bccbbce2c7cde00248ea1a1.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation	4c414b473bccbbce2c7cde00248ea1a1.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
T1081
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
T1081
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
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

4c414b473bccbbce2c7cde00248ea1a1.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4c414b473bccbbce2c7cde00248ea1a1.exe
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4c414b473bccbbce2c7cde00248ea1a1.exe
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4c414b473bccbbce2c7cde00248ea1a1.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

4c414b473bccbbce2c7cde00248ea1a1.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\AheGmkp = "C:\\Users\\Admin\\AppData\\Roaming\\AheGmkp\\AheGmkp.exe"	4c414b473bccbbce2c7cde00248ea1a1.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

4c414b473bccbbce2c7cde00248ea1a1.exe

description pid process target process

PID 4336 set thread context of 752 4336 4c414b473bccbbce2c7cde00248ea1a1.exe 4c414b473bccbbce2c7cde00248ea1a1.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

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
T1053

Processes:

schtasks.exe

pid process

3288 schtasks.exe

description	pid	process	target process
PID 4336 set thread context of 752	4336	4c414b473bccbbce2c7cde00248ea1a1.exe	4c414b473bccbbce2c7cde00248ea1a1.exe

pid	process
3288	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

4c414b473bccbbce2c7cde00248ea1a1.exepowershell.exe4c414b473bccbbce2c7cde00248ea1a1.exe

pid	process
4336	4c414b473bccbbce2c7cde00248ea1a1.exe
4336	4c414b473bccbbce2c7cde00248ea1a1.exe
2760	powershell.exe
752	4c414b473bccbbce2c7cde00248ea1a1.exe
752	4c414b473bccbbce2c7cde00248ea1a1.exe
2760	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

4c414b473bccbbce2c7cde00248ea1a1.exepowershell.exe4c414b473bccbbce2c7cde00248ea1a1.exe

description	pid	process
Token: SeDebugPrivilege	4336	4c414b473bccbbce2c7cde00248ea1a1.exe
Token: SeDebugPrivilege	2760	powershell.exe
Token: SeDebugPrivilege	752	4c414b473bccbbce2c7cde00248ea1a1.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

4c414b473bccbbce2c7cde00248ea1a1.exe

description	pid	process	target process
PID 4336 wrote to memory of 2760	4336	4c414b473bccbbce2c7cde00248ea1a1.exe	powershell.exe
PID 4336 wrote to memory of 2760	4336	4c414b473bccbbce2c7cde00248ea1a1.exe	powershell.exe
PID 4336 wrote to memory of 2760	4336	4c414b473bccbbce2c7cde00248ea1a1.exe	powershell.exe
PID 4336 wrote to memory of 3288	4336	4c414b473bccbbce2c7cde00248ea1a1.exe	schtasks.exe
PID 4336 wrote to memory of 3288	4336	4c414b473bccbbce2c7cde00248ea1a1.exe	schtasks.exe
PID 4336 wrote to memory of 3288	4336	4c414b473bccbbce2c7cde00248ea1a1.exe	schtasks.exe
PID 4336 wrote to memory of 752	4336	4c414b473bccbbce2c7cde00248ea1a1.exe	4c414b473bccbbce2c7cde00248ea1a1.exe
PID 4336 wrote to memory of 752	4336	4c414b473bccbbce2c7cde00248ea1a1.exe	4c414b473bccbbce2c7cde00248ea1a1.exe
PID 4336 wrote to memory of 752	4336	4c414b473bccbbce2c7cde00248ea1a1.exe	4c414b473bccbbce2c7cde00248ea1a1.exe
PID 4336 wrote to memory of 752	4336	4c414b473bccbbce2c7cde00248ea1a1.exe	4c414b473bccbbce2c7cde00248ea1a1.exe
PID 4336 wrote to memory of 752	4336	4c414b473bccbbce2c7cde00248ea1a1.exe	4c414b473bccbbce2c7cde00248ea1a1.exe
PID 4336 wrote to memory of 752	4336	4c414b473bccbbce2c7cde00248ea1a1.exe	4c414b473bccbbce2c7cde00248ea1a1.exe
PID 4336 wrote to memory of 752	4336	4c414b473bccbbce2c7cde00248ea1a1.exe	4c414b473bccbbce2c7cde00248ea1a1.exe
PID 4336 wrote to memory of 752	4336	4c414b473bccbbce2c7cde00248ea1a1.exe	4c414b473bccbbce2c7cde00248ea1a1.exe

outlook_office_path 1 IoCs

Processes:

4c414b473bccbbce2c7cde00248ea1a1.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4c414b473bccbbce2c7cde00248ea1a1.exe

outlook_win_path 1 IoCs

Processes:

4c414b473bccbbce2c7cde00248ea1a1.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4c414b473bccbbce2c7cde00248ea1a1.exe

C:\Users\Admin\AppData\Local\Temp\4c414b473bccbbce2c7cde00248ea1a1.exe
"C:\Users\Admin\AppData\Local\Temp\4c414b473bccbbce2c7cde00248ea1a1.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4336

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\lyfhOEwABQlG.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2760

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\lyfhOEwABQlG" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4D64.tmp"
2⤵
- Creates scheduled task(s)
PID:3288

C:\Users\Admin\AppData\Local\Temp\4c414b473bccbbce2c7cde00248ea1a1.exe
"C:\Users\Admin\AppData\Local\Temp\4c414b473bccbbce2c7cde00248ea1a1.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:752

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\4c414b473bccbbce2c7cde00248ea1a1.exe.log
Filesize
1KB

MD5
3aea5c16a0e7b995983bd1771d5ea11d

SHA1
5ce845c82ace7946cec271a8bac45572b977419c

SHA256
8d7143472e7cf3a40f46c6346251661e10fe3a932321cff14190648ee3d9c02f

SHA512
4d0949cc3c0b7bc19b94a7166fb1a528c5833773b4b577f1730c4aab93ec03f3d72714ebf8a103f2a6ab4f97abef2945e78c91d464885fb4f1f9c584d7a1b243

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp4D64.tmp
Filesize
1KB

MD5
1b800d2c7b0d71fdbeedb52dc873bb7d

SHA1
49b9f1271097616bac410e33de9ab1fb47095ab1

SHA256
1818c55227bbfcfaf7e64627222376544e176bee7579c4e37c9854ad38494a29

SHA512
6797ecf00f985f67101e803ef5db34691cba83e09947727e3cbdcbd2b4d1346c3a78e95aa639c0afe5afd3c51ed8fb072e9b19c4a29c6a3389c6a6a5363c4f1f

Download Submit
memory/752-154-0x00000000068F0000-0x0000000006940000-memory.dmp

Filesize
320KB

Download
memory/752-142-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/752-141-0x0000000000000000-mapping.dmp

Download
memory/2760-151-0x0000000007820000-0x000000000783A000-memory.dmp

Filesize
104KB

Download
memory/2760-144-0x0000000005D00000-0x0000000005D22000-memory.dmp

Filesize
136KB

Download
memory/2760-153-0x0000000007AA0000-0x0000000007B36000-memory.dmp

Filesize
600KB

Download
memory/2760-138-0x0000000004FA0000-0x0000000004FD6000-memory.dmp

Filesize
216KB

Download
memory/2760-157-0x0000000007B40000-0x0000000007B48000-memory.dmp

Filesize
32KB

Download
memory/2760-140-0x0000000005610000-0x0000000005C38000-memory.dmp

Filesize
6.2MB

Download
memory/2760-136-0x0000000000000000-mapping.dmp

Download
memory/2760-156-0x0000000007B60000-0x0000000007B7A000-memory.dmp

Filesize
104KB

Download
memory/2760-155-0x0000000007A50000-0x0000000007A5E000-memory.dmp

Filesize
56KB

Download
memory/2760-152-0x0000000007890000-0x000000000789A000-memory.dmp

Filesize
40KB

Download
memory/2760-145-0x0000000005E20000-0x0000000005E86000-memory.dmp

Filesize
408KB

Download
memory/2760-146-0x0000000006520000-0x000000000653E000-memory.dmp

Filesize
120KB

Download
memory/2760-147-0x00000000074C0000-0x00000000074F2000-memory.dmp

Filesize
200KB

Download
memory/2760-148-0x0000000070030000-0x000000007007C000-memory.dmp

Filesize
304KB

Download
memory/2760-149-0x0000000006AC0000-0x0000000006ADE000-memory.dmp

Filesize
120KB

Download
memory/2760-150-0x0000000007E60000-0x00000000084DA000-memory.dmp

Filesize
6.5MB

Download
memory/3288-137-0x0000000000000000-mapping.dmp

Download
memory/4336-134-0x00000000034F0000-0x00000000034FA000-memory.dmp

Filesize
40KB

Download
memory/4336-130-0x0000000000DF0000-0x0000000000E7A000-memory.dmp

Filesize
552KB

Download
memory/4336-131-0x0000000005E00000-0x00000000063A4000-memory.dmp

Filesize
5.6MB

Download
memory/4336-132-0x0000000005850000-0x00000000058E2000-memory.dmp

Filesize
584KB

Download
memory/4336-133-0x0000000005990000-0x0000000005A2C000-memory.dmp

Filesize
624KB

Download
memory/4336-135-0x0000000009570000-0x00000000095D6000-memory.dmp

Filesize
408KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads