agenttesla | 8972a64794c2de549531bce3e4d96b73e37387794605ab0c39955f0b19406f12

Analysis

max time kernel
141s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231127-en
resource tags

arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
submitted
11-12-2023 08:50

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General

Target

Shipping Docs.exe
Size

679KB
MD5

19813f0f242ef992e7bacfd1da018818
SHA1

2514e9d5b329a66a2246e9e077225b2b6011c7dc
SHA256

9f9871c67ea785d65921ea232a89ec9ae4ba1bb13dd01732b39aaf406d9544a0
SHA512

001d50fd9d31ce474baef345cd8544c5872e06c488f8e400a71c02f45758e5877ef00b527acfc7762c40c83c0dc54cae3a5789b8aa3af852da9105b0f778598a
SSDEEP

12288:m+BgOWP6iqpEmQepZ972xhC5TeSpG2PCzhGKbS+RsRFDmj77rxMa1sMFs0mL:LCkpEcQ8dGM1+2zid3M0W

Score

10^/10

agenttesla zgrat keylogger persistence rat spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.asiaparadisehotel.com
Port:
587
Username:
[email protected]
Password:
KTNL)LqQaA(8
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/4200-6-0x0000000006020000-0x0000000006038000-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:

Shipping Docs.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3455265224-196869244-2056873367-1000\Control Panel\International\Geo\Nation	Shipping Docs.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-1-5-21-3455265224-196869244-2056873367-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ZVOHvI = "C:\\Users\\Admin\\AppData\\Roaming\\ZVOHvI\\ZVOHvI.exe"	RegSvcs.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

32 api.ipify.org
33 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

Shipping Docs.exe

description pid process target process

PID 4200 set thread context of 3996 4200 Shipping Docs.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

1888 3996 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

4936 schtasks.exe
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

Shipping Docs.exeRegSvcs.exepowershell.exe

pid process

4200 Shipping Docs.exe
4200 Shipping Docs.exe
3996 RegSvcs.exe
3996 RegSvcs.exe
3176 powershell.exe
3176 powershell.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Shipping Docs.exeRegSvcs.exepowershell.exe

description pid process

Token: SeDebugPrivilege 4200 Shipping Docs.exe
Token: SeDebugPrivilege 3996 RegSvcs.exe
Token: SeDebugPrivilege 3176 powershell.exe

flow	ioc
32	api.ipify.org
33	api.ipify.org

description	pid	process	target process
PID 4200 set thread context of 3996	4200	Shipping Docs.exe	RegSvcs.exe

pid	pid_target	process	target process
1888	3996	WerFault.exe	RegSvcs.exe

pid	process
4936	schtasks.exe

pid	process
4200	Shipping Docs.exe
4200	Shipping Docs.exe
3996	RegSvcs.exe
3996	RegSvcs.exe
3176	powershell.exe
3176	powershell.exe

description	pid	process
Token: SeDebugPrivilege	4200	Shipping Docs.exe
Token: SeDebugPrivilege	3996	RegSvcs.exe
Token: SeDebugPrivilege	3176	powershell.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

Shipping Docs.exe

description	pid	process	target process
PID 4200 wrote to memory of 3176	4200	Shipping Docs.exe	powershell.exe
PID 4200 wrote to memory of 3176	4200	Shipping Docs.exe	powershell.exe
PID 4200 wrote to memory of 3176	4200	Shipping Docs.exe	powershell.exe
PID 4200 wrote to memory of 4936	4200	Shipping Docs.exe	schtasks.exe
PID 4200 wrote to memory of 4936	4200	Shipping Docs.exe	schtasks.exe
PID 4200 wrote to memory of 4936	4200	Shipping Docs.exe	schtasks.exe
PID 4200 wrote to memory of 3996	4200	Shipping Docs.exe	RegSvcs.exe
PID 4200 wrote to memory of 3996	4200	Shipping Docs.exe	RegSvcs.exe
PID 4200 wrote to memory of 3996	4200	Shipping Docs.exe	RegSvcs.exe
PID 4200 wrote to memory of 3996	4200	Shipping Docs.exe	RegSvcs.exe
PID 4200 wrote to memory of 3996	4200	Shipping Docs.exe	RegSvcs.exe
PID 4200 wrote to memory of 3996	4200	Shipping Docs.exe	RegSvcs.exe
PID 4200 wrote to memory of 3996	4200	Shipping Docs.exe	RegSvcs.exe
PID 4200 wrote to memory of 3996	4200	Shipping Docs.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\Shipping Docs.exe
"C:\Users\Admin\AppData\Local\Temp\Shipping Docs.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4200

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\cjohXAdKr.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3176

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\cjohXAdKr" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF879.tmp"
2⤵
- Creates scheduled task(s)
PID:4936

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:3996

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3996 -s 2056
3⤵
- Program crash
PID:1888

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3996 -ip 3996
1⤵
PID:5076

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_rpvlgdri.ryh.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF879.tmp

Filesize
1KB

MD5
da878c42d959ee89abe83dfbc850c56a

SHA1
7b628cafa06aff89ae62574caa6c5af08f594485

SHA256
633a06a8350ff2ecc63c8e7052ec2e04123318b39ab77cbc2a67c5598c59ae4d

SHA512
dc6e46e3d34afa517201f249efdfed5892b267f1bc8548a3ca2ae0210365dcd956148402660a4691225e180c5bcc42d981572aaf8b5bab89d9a533911e6c709d

Download Submit
memory/3176-56-0x00000000076E0000-0x0000000007783000-memory.dmp

Filesize
652KB

Download
memory/3176-21-0x00000000056B0000-0x0000000005CD8000-memory.dmp

Filesize
6.2MB

Download
memory/3176-44-0x0000000006AE0000-0x0000000006B12000-memory.dmp

Filesize
200KB

Download
memory/3176-28-0x0000000005420000-0x0000000005442000-memory.dmp

Filesize
136KB

Download
memory/3176-69-0x0000000074AE0000-0x0000000075290000-memory.dmp

Filesize
7.7MB

Download
memory/3176-66-0x0000000007B30000-0x0000000007B38000-memory.dmp

Filesize
32KB

Download
memory/3176-65-0x0000000007B50000-0x0000000007B6A000-memory.dmp

Filesize
104KB

Download
memory/3176-64-0x0000000007A50000-0x0000000007A64000-memory.dmp

Filesize
80KB

Download
memory/3176-63-0x0000000007A40000-0x0000000007A4E000-memory.dmp

Filesize
56KB

Download
memory/3176-15-0x0000000004F10000-0x0000000004F46000-memory.dmp

Filesize
216KB

Download
memory/3176-43-0x000000007F7F0000-0x000000007F800000-memory.dmp

Filesize
64KB

Download
memory/3176-17-0x0000000074AE0000-0x0000000075290000-memory.dmp

Filesize
7.7MB

Download
memory/3176-29-0x00000000055C0000-0x0000000005626000-memory.dmp

Filesize
408KB

Download
memory/3176-62-0x0000000007A10000-0x0000000007A21000-memory.dmp

Filesize
68KB

Download
memory/3176-42-0x0000000005070000-0x0000000005080000-memory.dmp

Filesize
64KB

Download
memory/3176-55-0x0000000006AC0000-0x0000000006ADE000-memory.dmp

Filesize
120KB

Download
memory/3176-22-0x0000000005070000-0x0000000005080000-memory.dmp

Filesize
64KB

Download
memory/3176-61-0x0000000007A90000-0x0000000007B26000-memory.dmp

Filesize
600KB

Download
memory/3176-41-0x0000000006540000-0x000000000658C000-memory.dmp

Filesize
304KB

Download
memory/3176-60-0x0000000007880000-0x000000000788A000-memory.dmp

Filesize
40KB

Download
memory/3176-58-0x0000000007E60000-0x00000000084DA000-memory.dmp

Filesize
6.5MB

Download
memory/3176-59-0x0000000007810000-0x000000000782A000-memory.dmp

Filesize
104KB

Download
memory/3176-18-0x0000000005070000-0x0000000005080000-memory.dmp

Filesize
64KB

Download
memory/3176-45-0x0000000070760000-0x00000000707AC000-memory.dmp

Filesize
304KB

Download
memory/3176-39-0x0000000005EA0000-0x00000000061F4000-memory.dmp

Filesize
3.3MB

Download
memory/3176-40-0x0000000006500000-0x000000000651E000-memory.dmp

Filesize
120KB

Download
memory/3996-26-0x0000000074AE0000-0x0000000075290000-memory.dmp

Filesize
7.7MB

Download
memory/3996-19-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3996-27-0x0000000005000000-0x0000000005066000-memory.dmp

Filesize
408KB

Download
memory/3996-70-0x0000000074AE0000-0x0000000075290000-memory.dmp

Filesize
7.7MB

Download
memory/4200-5-0x0000000005A70000-0x0000000005A7A000-memory.dmp

Filesize
40KB

Download
memory/4200-0-0x0000000000FA0000-0x0000000001050000-memory.dmp

Filesize
704KB

Download
memory/4200-1-0x0000000074AE0000-0x0000000075290000-memory.dmp

Filesize
7.7MB

Download
memory/4200-3-0x0000000005A90000-0x0000000005B22000-memory.dmp

Filesize
584KB

Download
memory/4200-2-0x0000000006040000-0x00000000065E4000-memory.dmp

Filesize
5.6MB

Download
memory/4200-25-0x0000000074AE0000-0x0000000075290000-memory.dmp

Filesize
7.7MB

Download
memory/4200-23-0x0000000005A40000-0x0000000005A50000-memory.dmp

Filesize
64KB

Download
memory/4200-20-0x0000000074AE0000-0x0000000075290000-memory.dmp

Filesize
7.7MB

Download
memory/4200-10-0x000000000CDE0000-0x000000000CE7C000-memory.dmp

Filesize
624KB

Download
memory/4200-9-0x0000000009CC0000-0x0000000009D3C000-memory.dmp

Filesize
496KB

Download
memory/4200-8-0x0000000009980000-0x000000000998A000-memory.dmp

Filesize
40KB

Download
memory/4200-7-0x0000000005D00000-0x0000000005D08000-memory.dmp

Filesize
32KB

Download
memory/4200-6-0x0000000006020000-0x0000000006038000-memory.dmp

Filesize
96KB

Download
memory/4200-4-0x0000000005A40000-0x0000000005A50000-memory.dmp

Filesize
64KB

Download