agenttesla | b77223fc6268c1558db0bf8c74024c83aa08c6f6adbd10740da756ff4849dec8

Analysis

max time kernel
75s
max time network
51s
platform
windows10-2004_x64
resource
win10v2004-20231130-en
resource tags

arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
submitted
06-12-2023 04:21

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General

Target

SecuriteInfo.com.Win32.TrojanX-gen.6267.10940.exe
Size

700KB
MD5

573eabd03eb34d02b98e4e2403e2b8c7
SHA1

76691bbc40f02ecfa50b81932f23f17efe257915
SHA256

b77223fc6268c1558db0bf8c74024c83aa08c6f6adbd10740da756ff4849dec8
SHA512

06847d8f67a9fde47dac66fad33e2c14e17d744921b7d0c0c47521e7f7c26aef7624a746c31fff8da9e3f6a071c9842e7c8f79bf1327f95e5b929c96f3bd3c3f
SSDEEP

12288:NMeQaueH5qcFmyvE3EPnqeX6OdardDLynalRH1ycZUWwlJukj53rdYyZiVlGT27v:N5qcFmys3EPnqeDYtzlTnSzZhYyz1q

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.amtechcards.com
Port:
587
Username:
[email protected]
Password:
]i[a(tUWlmp%
Email To:
[email protected]

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:

SecuriteInfo.com.Win32.TrojanX-gen.6267.10940.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1791582586-1997866593-3795608343-1000\Control Panel\International\Geo\Nation	SecuriteInfo.com.Win32.TrojanX-gen.6267.10940.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-1-5-21-1791582586-1997866593-3795608343-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\AmGHOWg = "C:\\Users\\Admin\\AppData\\Roaming\\AmGHOWg\\AmGHOWg.exe"	RegSvcs.exe

Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

8 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

SecuriteInfo.com.Win32.TrojanX-gen.6267.10940.exe

description pid process target process

PID 4156 set thread context of 3900 4156 SecuriteInfo.com.Win32.TrojanX-gen.6267.10940.exe RegSvcs.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4260 3900 WerFault.exe RegSvcs.exe
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

3144 schtasks.exe

flow	ioc
8	api.ipify.org

description	pid	process	target process
PID 4156 set thread context of 3900	4156	SecuriteInfo.com.Win32.TrojanX-gen.6267.10940.exe	RegSvcs.exe

pid	pid_target	process	target process
4260	3900	WerFault.exe	RegSvcs.exe

pid	process
3144	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

SecuriteInfo.com.Win32.TrojanX-gen.6267.10940.exeRegSvcs.exepowershell.exe

pid	process
4156	SecuriteInfo.com.Win32.TrojanX-gen.6267.10940.exe
4156	SecuriteInfo.com.Win32.TrojanX-gen.6267.10940.exe
3900	RegSvcs.exe
3900	RegSvcs.exe
908	powershell.exe
908	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

SecuriteInfo.com.Win32.TrojanX-gen.6267.10940.exeRegSvcs.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	4156	SecuriteInfo.com.Win32.TrojanX-gen.6267.10940.exe
Token: SeDebugPrivilege	3900	RegSvcs.exe
Token: SeDebugPrivilege	908	powershell.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

SecuriteInfo.com.Win32.TrojanX-gen.6267.10940.exe

description	pid	process	target process
PID 4156 wrote to memory of 908	4156	SecuriteInfo.com.Win32.TrojanX-gen.6267.10940.exe	powershell.exe
PID 4156 wrote to memory of 908	4156	SecuriteInfo.com.Win32.TrojanX-gen.6267.10940.exe	powershell.exe
PID 4156 wrote to memory of 908	4156	SecuriteInfo.com.Win32.TrojanX-gen.6267.10940.exe	powershell.exe
PID 4156 wrote to memory of 3144	4156	SecuriteInfo.com.Win32.TrojanX-gen.6267.10940.exe	schtasks.exe
PID 4156 wrote to memory of 3144	4156	SecuriteInfo.com.Win32.TrojanX-gen.6267.10940.exe	schtasks.exe
PID 4156 wrote to memory of 3144	4156	SecuriteInfo.com.Win32.TrojanX-gen.6267.10940.exe	schtasks.exe
PID 4156 wrote to memory of 3900	4156	SecuriteInfo.com.Win32.TrojanX-gen.6267.10940.exe	RegSvcs.exe
PID 4156 wrote to memory of 3900	4156	SecuriteInfo.com.Win32.TrojanX-gen.6267.10940.exe	RegSvcs.exe
PID 4156 wrote to memory of 3900	4156	SecuriteInfo.com.Win32.TrojanX-gen.6267.10940.exe	RegSvcs.exe
PID 4156 wrote to memory of 3900	4156	SecuriteInfo.com.Win32.TrojanX-gen.6267.10940.exe	RegSvcs.exe
PID 4156 wrote to memory of 3900	4156	SecuriteInfo.com.Win32.TrojanX-gen.6267.10940.exe	RegSvcs.exe
PID 4156 wrote to memory of 3900	4156	SecuriteInfo.com.Win32.TrojanX-gen.6267.10940.exe	RegSvcs.exe
PID 4156 wrote to memory of 3900	4156	SecuriteInfo.com.Win32.TrojanX-gen.6267.10940.exe	RegSvcs.exe
PID 4156 wrote to memory of 3900	4156	SecuriteInfo.com.Win32.TrojanX-gen.6267.10940.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.TrojanX-gen.6267.10940.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.TrojanX-gen.6267.10940.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4156

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\nXBPha.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:908

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\nXBPha" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8E94.tmp"
2⤵
- Creates scheduled task(s)
PID:3144

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:3900

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3900 -s 1860
3⤵
- Program crash
PID:4260

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 3900 -ip 3900
1⤵
PID:4064

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_nbefq4wu.jsk.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp8E94.tmp

Filesize
1KB

MD5
ba256b91ec4e9bfe90b0aa9f17dcf9bf

SHA1
2b550cb9663dc4f483be9d4901e12d46cea9ca63

SHA256
7bcde2b1d86de1effca3b885d48fb42bc2b2da0ecf23abb73422badd0d80c5f4

SHA512
a20cb40f53827f2ec359b27b29fee3ddde855255eaa7a4557121b85e97d32f78abbd7857616ccc8f01382bbdc714d43522287beea10c6ebbd166402b199361d8

Download Submit
memory/908-25-0x0000000005440000-0x0000000005462000-memory.dmp

Filesize
136KB

Download
memory/908-55-0x00000000074D0000-0x0000000007573000-memory.dmp

Filesize
652KB

Download
memory/908-64-0x0000000007940000-0x0000000007948000-memory.dmp

Filesize
32KB

Download
memory/908-63-0x0000000007960000-0x000000000797A000-memory.dmp

Filesize
104KB

Download
memory/908-62-0x0000000007860000-0x0000000007874000-memory.dmp

Filesize
80KB

Download
memory/908-61-0x0000000007850000-0x000000000785E000-memory.dmp

Filesize
56KB

Download
memory/908-60-0x0000000007820000-0x0000000007831000-memory.dmp

Filesize
68KB

Download
memory/908-59-0x00000000078A0000-0x0000000007936000-memory.dmp

Filesize
600KB

Download
memory/908-58-0x0000000007690000-0x000000000769A000-memory.dmp

Filesize
40KB

Download
memory/908-15-0x00000000029F0000-0x0000000002A26000-memory.dmp

Filesize
216KB

Download
memory/908-56-0x0000000007C60000-0x00000000082DA000-memory.dmp

Filesize
6.5MB

Download
memory/908-17-0x0000000074B10000-0x00000000752C0000-memory.dmp

Filesize
7.7MB

Download
memory/908-18-0x0000000005550000-0x0000000005B78000-memory.dmp

Filesize
6.2MB

Download
memory/908-57-0x0000000007620000-0x000000000763A000-memory.dmp

Filesize
104KB

Download
memory/908-20-0x0000000002B60000-0x0000000002B70000-memory.dmp

Filesize
64KB

Download
memory/908-53-0x0000000002B60000-0x0000000002B70000-memory.dmp

Filesize
64KB

Download
memory/908-54-0x00000000068B0000-0x00000000068CE000-memory.dmp

Filesize
120KB

Download
memory/908-41-0x000000007F8F0000-0x000000007F900000-memory.dmp

Filesize
64KB

Download
memory/908-42-0x0000000007490000-0x00000000074C2000-memory.dmp

Filesize
200KB

Download
memory/908-28-0x0000000005C30000-0x0000000005C96000-memory.dmp

Filesize
408KB

Download
memory/908-67-0x0000000074B10000-0x00000000752C0000-memory.dmp

Filesize
7.7MB

Download
memory/908-43-0x0000000070790000-0x00000000707DC000-memory.dmp

Filesize
304KB

Download
memory/908-23-0x0000000002B60000-0x0000000002B70000-memory.dmp

Filesize
64KB

Download
memory/908-38-0x0000000005E10000-0x0000000006164000-memory.dmp

Filesize
3.3MB

Download
memory/908-39-0x00000000062F0000-0x000000000630E000-memory.dmp

Filesize
120KB

Download
memory/908-40-0x0000000006330000-0x000000000637C000-memory.dmp

Filesize
304KB

Download
memory/3900-26-0x0000000074B10000-0x00000000752C0000-memory.dmp

Filesize
7.7MB

Download
memory/3900-19-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3900-69-0x0000000074B10000-0x00000000752C0000-memory.dmp

Filesize
7.7MB

Download
memory/3900-24-0x0000000004ED0000-0x0000000004F36000-memory.dmp

Filesize
408KB

Download
memory/3900-27-0x0000000004DC0000-0x0000000004DD0000-memory.dmp

Filesize
64KB

Download
memory/4156-3-0x0000000007330000-0x00000000073C2000-memory.dmp

Filesize
584KB

Download
memory/4156-10-0x00000000060C0000-0x000000000615C000-memory.dmp

Filesize
624KB

Download
memory/4156-8-0x0000000004890000-0x000000000489A000-memory.dmp

Filesize
40KB

Download
memory/4156-9-0x0000000008610000-0x000000000868C000-memory.dmp

Filesize
496KB

Download
memory/4156-22-0x0000000074B10000-0x00000000752C0000-memory.dmp

Filesize
7.7MB

Download
memory/4156-5-0x00000000073F0000-0x00000000073FA000-memory.dmp

Filesize
40KB

Download
memory/4156-7-0x0000000004880000-0x0000000004888000-memory.dmp

Filesize
32KB

Download
memory/4156-6-0x0000000004840000-0x000000000485A000-memory.dmp

Filesize
104KB

Download
memory/4156-1-0x0000000074B10000-0x00000000752C0000-memory.dmp

Filesize
7.7MB

Download
memory/4156-4-0x0000000007460000-0x0000000007470000-memory.dmp

Filesize
64KB

Download
memory/4156-0-0x0000000000420000-0x00000000004D4000-memory.dmp

Filesize
720KB

Download
memory/4156-2-0x0000000007820000-0x0000000007DC4000-memory.dmp

Filesize
5.6MB

Download