agenttesla | ee62838a0de9611ef4a274e1c876605aca8a9548fe14664ab50802aec93bef3a

Analysis

max time kernel
67s
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
11-12-2023 14:31

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General

Target

OA USD 13590088 pdf.exe
Size

636KB
MD5

0e1282c087e1abdbae10d7497cf9579c
SHA1

4dd56ae905050e061f557a34c1fdb68d19202412
SHA256

ee62838a0de9611ef4a274e1c876605aca8a9548fe14664ab50802aec93bef3a
SHA512

6aa9d730f8a4954b5259f0c2b5604e9ddfb7e5a6ac7356af97bd6bf72531a263b04e43388bcfa1e3205e92212274f70d86ccf0a0e546d71f3ad3738cba262a5e
SSDEEP

12288:kBgOWP6iZHiFRW3mIBpN9NbjCgtfZRCawRL7Fi54bf4ZgHh1Y:kCp3mwH9Nblfy3NG40gP

Score

10^/10

agenttesla zgrat keylogger persistence rat spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.vrlogistic.com
Port:
587
Username:
[email protected]
Password:
@dmin@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 ZGRat V1 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3360-7-0x0000000004CE0000-0x0000000004CF8000-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

Processes:

OA USD 13590088 pdf.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3936660601-1848837011-2142350499-1000\Control Panel\International\Geo\Nation	OA USD 13590088 pdf.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-1-5-21-3936660601-1848837011-2142350499-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boqXv = "C:\\Users\\Admin\\AppData\\Roaming\\boqXv\\boqXv.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

OA USD 13590088 pdf.exe

description pid process target process

PID 3360 set thread context of 768 3360 OA USD 13590088 pdf.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

2736 768 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

1852 schtasks.exe
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

powershell.exepowershell.exeRegSvcs.exe

pid process

4840 powershell.exe
1112 powershell.exe
1112 powershell.exe
768 RegSvcs.exe
768 RegSvcs.exe
4840 powershell.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

powershell.exepowershell.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 1112 powershell.exe
Token: SeDebugPrivilege 4840 powershell.exe
Token: SeDebugPrivilege 768 RegSvcs.exe

description	pid	process	target process
PID 3360 set thread context of 768	3360	OA USD 13590088 pdf.exe	RegSvcs.exe

pid	pid_target	process	target process
2736	768	WerFault.exe	RegSvcs.exe

pid	process
1852	schtasks.exe

pid	process
4840	powershell.exe
1112	powershell.exe
1112	powershell.exe
768	RegSvcs.exe
768	RegSvcs.exe
4840	powershell.exe

description	pid	process
Token: SeDebugPrivilege	1112	powershell.exe
Token: SeDebugPrivilege	4840	powershell.exe
Token: SeDebugPrivilege	768	RegSvcs.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

OA USD 13590088 pdf.exe

description	pid	process	target process
PID 3360 wrote to memory of 4840	3360	OA USD 13590088 pdf.exe	powershell.exe
PID 3360 wrote to memory of 4840	3360	OA USD 13590088 pdf.exe	powershell.exe
PID 3360 wrote to memory of 4840	3360	OA USD 13590088 pdf.exe	powershell.exe
PID 3360 wrote to memory of 1112	3360	OA USD 13590088 pdf.exe	powershell.exe
PID 3360 wrote to memory of 1112	3360	OA USD 13590088 pdf.exe	powershell.exe
PID 3360 wrote to memory of 1112	3360	OA USD 13590088 pdf.exe	powershell.exe
PID 3360 wrote to memory of 1852	3360	OA USD 13590088 pdf.exe	schtasks.exe
PID 3360 wrote to memory of 1852	3360	OA USD 13590088 pdf.exe	schtasks.exe
PID 3360 wrote to memory of 1852	3360	OA USD 13590088 pdf.exe	schtasks.exe
PID 3360 wrote to memory of 768	3360	OA USD 13590088 pdf.exe	RegSvcs.exe
PID 3360 wrote to memory of 768	3360	OA USD 13590088 pdf.exe	RegSvcs.exe
PID 3360 wrote to memory of 768	3360	OA USD 13590088 pdf.exe	RegSvcs.exe
PID 3360 wrote to memory of 768	3360	OA USD 13590088 pdf.exe	RegSvcs.exe
PID 3360 wrote to memory of 768	3360	OA USD 13590088 pdf.exe	RegSvcs.exe
PID 3360 wrote to memory of 768	3360	OA USD 13590088 pdf.exe	RegSvcs.exe
PID 3360 wrote to memory of 768	3360	OA USD 13590088 pdf.exe	RegSvcs.exe
PID 3360 wrote to memory of 768	3360	OA USD 13590088 pdf.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\OA USD 13590088 pdf.exe
"C:\Users\Admin\AppData\Local\Temp\OA USD 13590088 pdf.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3360

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\OA USD 13590088 pdf.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4840

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\qZguDG.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1112

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\qZguDG" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8136.tmp"
2⤵
- Creates scheduled task(s)
PID:1852

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:768

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 768 -s 1460
3⤵
- Program crash
PID:2736

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 768 -ip 768
1⤵
PID:4936

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\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
2cf19f620c5204678d149b966cd0da39

SHA1
21dd6f6d28699dfcac18fc7e1dfdcf1327532d91

SHA256
f0b9ede792fde1844a894a7039966f26333f095d208e82c8719976fff5aba50f

SHA512
f2370348035019ce2f6d5a173c149df2fc51d6d98e4ae12592590c18614557c9508658e7d2c3d4e7e6e5b4459f9e5cde03072051d2bcd1327e7ca6c32d72ef1d

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_muq3vzpn.yuz.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp8136.tmp

Filesize
1KB

MD5
d53d658d4c988fcb851e791bef8aea9c

SHA1
51a62fb31c4a84457566e94881ca0b3c7c5f81b9

SHA256
52d9091cf78549531c30dfcbf2c0b67728cae6c500037b2542270834930ea022

SHA512
77c0305e23e950c8cfe90e10855061474c98ec7ecc788225676c28d925fe04f59776d07d7eecb6defb0059fddde263565a1972f2e2537ab647776ffe2ea0f0f2

Download Submit
memory/768-100-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/768-53-0x0000000004E30000-0x0000000004E40000-memory.dmp

Filesize
64KB

Download
memory/768-50-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/768-48-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1112-86-0x0000000007E00000-0x0000000007E96000-memory.dmp

Filesize
600KB

Download
memory/1112-57-0x0000000070C40000-0x0000000070C8C000-memory.dmp

Filesize
304KB

Download
memory/1112-95-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/1112-88-0x0000000007DB0000-0x0000000007DBE000-memory.dmp

Filesize
56KB

Download
memory/1112-55-0x000000007FA70000-0x000000007FA80000-memory.dmp

Filesize
64KB

Download
memory/1112-56-0x00000000077F0000-0x0000000007822000-memory.dmp

Filesize
200KB

Download
memory/1112-87-0x0000000007D80000-0x0000000007D91000-memory.dmp

Filesize
68KB

Download
memory/1112-67-0x00000000077D0000-0x00000000077EE000-memory.dmp

Filesize
120KB

Download
memory/1112-85-0x0000000007BF0000-0x0000000007BFA000-memory.dmp

Filesize
40KB

Download
memory/1112-22-0x00000000052F0000-0x0000000005300000-memory.dmp

Filesize
64KB

Download
memory/1112-84-0x0000000007B80000-0x0000000007B9A000-memory.dmp

Filesize
104KB

Download
memory/1112-71-0x0000000007A30000-0x0000000007AD3000-memory.dmp

Filesize
652KB

Download
memory/1112-69-0x00000000052F0000-0x0000000005300000-memory.dmp

Filesize
64KB

Download
memory/1112-25-0x0000000005F60000-0x0000000005FC6000-memory.dmp

Filesize
408KB

Download
memory/1112-31-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/1112-37-0x0000000006310000-0x0000000006376000-memory.dmp

Filesize
408KB

Download
memory/1112-54-0x0000000006930000-0x000000000697C000-memory.dmp

Filesize
304KB

Download
memory/1112-36-0x00000000052F0000-0x0000000005300000-memory.dmp

Filesize
64KB

Download
memory/1112-52-0x00000000064E0000-0x00000000064FE000-memory.dmp

Filesize
120KB

Download
memory/3360-21-0x0000000004D10000-0x0000000004D20000-memory.dmp

Filesize
64KB

Download
memory/3360-51-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/3360-5-0x0000000004C00000-0x0000000004C0A000-memory.dmp

Filesize
40KB

Download
memory/3360-4-0x0000000004D10000-0x0000000004D20000-memory.dmp

Filesize
64KB

Download
memory/3360-1-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/3360-7-0x0000000004CE0000-0x0000000004CF8000-memory.dmp

Filesize
96KB

Download
memory/3360-9-0x0000000004EC0000-0x0000000004ECA000-memory.dmp

Filesize
40KB

Download
memory/3360-6-0x0000000004E10000-0x0000000004EAC000-memory.dmp

Filesize
624KB

Download
memory/3360-2-0x0000000005210000-0x00000000057B4000-memory.dmp

Filesize
5.6MB

Download
memory/3360-8-0x0000000004D00000-0x0000000004D08000-memory.dmp

Filesize
32KB

Download
memory/3360-3-0x0000000004B40000-0x0000000004BD2000-memory.dmp

Filesize
584KB

Download
memory/3360-10-0x0000000004580000-0x00000000045FC000-memory.dmp

Filesize
496KB

Download
memory/3360-17-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/3360-0-0x0000000000260000-0x0000000000304000-memory.dmp

Filesize
656KB

Download
memory/4840-68-0x000000007EF20000-0x000000007EF30000-memory.dmp

Filesize
64KB

Download
memory/4840-89-0x0000000007E20000-0x0000000007E34000-memory.dmp

Filesize
80KB

Download
memory/4840-83-0x0000000008220000-0x000000000889A000-memory.dmp

Filesize
6.5MB

Download
memory/4840-20-0x0000000003020000-0x0000000003030000-memory.dmp

Filesize
64KB

Download
memory/4840-18-0x0000000003020000-0x0000000003030000-memory.dmp

Filesize
64KB

Download
memory/4840-19-0x00000000059B0000-0x0000000005FD8000-memory.dmp

Filesize
6.2MB

Download
memory/4840-15-0x0000000002F90000-0x0000000002FC6000-memory.dmp

Filesize
216KB

Download
memory/4840-70-0x0000000070C40000-0x0000000070C8C000-memory.dmp

Filesize
304KB

Download
memory/4840-90-0x0000000007F20000-0x0000000007F3A000-memory.dmp

Filesize
104KB

Download
memory/4840-91-0x0000000007F00000-0x0000000007F08000-memory.dmp

Filesize
32KB

Download
memory/4840-16-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/4840-81-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/4840-99-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/4840-82-0x0000000003020000-0x0000000003030000-memory.dmp

Filesize
64KB

Download
memory/4840-24-0x00000000058F0000-0x0000000005912000-memory.dmp

Filesize
136KB

Download
memory/4840-47-0x0000000006510000-0x0000000006864000-memory.dmp

Filesize
3.3MB

Download