agenttesla | dc888cf68cf5288a9072df9ab7abee6fbe8195b5436e81e74182112181aff677

General

Target

Request_J3M4KY4.exe
Size

586KB
MD5

f9f528333ecafe75f5a1bda99f5078ba
SHA1

f0bad69ec4e17b2a9ea58cc2111e217bf20ebeec
SHA256

36c7aadbf176670afd5f3b43adc0fe552cacf641079f6b6f71f285acf0c34e63
SHA512

dfad66174ab7c8178143337b9dadc4afd1709ec4f9f518abd906cb4273fd0e6c4b8c63ff5f6a7dfb7e715052fc4915a9a1b3ba347b14120642cbde23b8b309ff
SSDEEP

12288:+3IU8S6eUdvPW4kqce1SlltOH/+/gNx1/2beQC+yvWDw8e:UItSAdvzceKjOEM/MC+yKw

Score

10^/10

agenttesla zgrat collection keylogger persistence rat spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5556229164:AAG06WuQ2Ibcy5ZKb4lTSDlmionK0lTPWiM/

Signatures

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

Detect ZGRat V1 1 IoCs

resource	yara_rule
behavioral1/memory/1740-3-0x0000000000960000-0x0000000000978000-memory.dmp	family_zgrat_v1

ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat
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
T1552.001
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
T1552.001
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
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Request_J3M4KY4.exe
Key opened	\REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Request_J3M4KY4.exe
Key opened	\REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Request_J3M4KY4.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000\Software\Microsoft\Windows\CurrentVersion\Run\fOLFRQq = "C:\\Users\\Admin\\AppData\\Roaming\\fOLFRQq\\fOLFRQq.exe"	Request_J3M4KY4.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.

flow	ioc
4	api.ipify.org
5	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1740 set thread context of 2532	1740	Request_J3M4KY4.exe	34

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

pid	Process
2556	schtasks.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
1740	Request_J3M4KY4.exe
1740	Request_J3M4KY4.exe
1740	Request_J3M4KY4.exe
1740	Request_J3M4KY4.exe
1740	Request_J3M4KY4.exe
1740	Request_J3M4KY4.exe
1740	Request_J3M4KY4.exe
1740	Request_J3M4KY4.exe
1740	Request_J3M4KY4.exe
2664	powershell.exe
2528	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1740	Request_J3M4KY4.exe
Token: SeDebugPrivilege	2532	Request_J3M4KY4.exe
Token: SeDebugPrivilege	2664	powershell.exe
Token: SeDebugPrivilege	2528	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2532	Request_J3M4KY4.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1740 wrote to memory of 2664	1740	Request_J3M4KY4.exe	28
PID 1740 wrote to memory of 2664	1740	Request_J3M4KY4.exe	28
PID 1740 wrote to memory of 2664	1740	Request_J3M4KY4.exe	28
PID 1740 wrote to memory of 2664	1740	Request_J3M4KY4.exe	28
PID 1740 wrote to memory of 2528	1740	Request_J3M4KY4.exe	30
PID 1740 wrote to memory of 2528	1740	Request_J3M4KY4.exe	30
PID 1740 wrote to memory of 2528	1740	Request_J3M4KY4.exe	30
PID 1740 wrote to memory of 2528	1740	Request_J3M4KY4.exe	30
PID 1740 wrote to memory of 2556	1740	Request_J3M4KY4.exe	32
PID 1740 wrote to memory of 2556	1740	Request_J3M4KY4.exe	32
PID 1740 wrote to memory of 2556	1740	Request_J3M4KY4.exe	32
PID 1740 wrote to memory of 2556	1740	Request_J3M4KY4.exe	32
PID 1740 wrote to memory of 2532	1740	Request_J3M4KY4.exe	34
PID 1740 wrote to memory of 2532	1740	Request_J3M4KY4.exe	34
PID 1740 wrote to memory of 2532	1740	Request_J3M4KY4.exe	34
PID 1740 wrote to memory of 2532	1740	Request_J3M4KY4.exe	34
PID 1740 wrote to memory of 2532	1740	Request_J3M4KY4.exe	34
PID 1740 wrote to memory of 2532	1740	Request_J3M4KY4.exe	34
PID 1740 wrote to memory of 2532	1740	Request_J3M4KY4.exe	34
PID 1740 wrote to memory of 2532	1740	Request_J3M4KY4.exe	34
PID 1740 wrote to memory of 2532	1740	Request_J3M4KY4.exe	34

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Request_J3M4KY4.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Request_J3M4KY4.exe

C:\Users\Admin\AppData\Local\Temp\Request_J3M4KY4.exe
"C:\Users\Admin\AppData\Local\Temp\Request_J3M4KY4.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1740
- 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\Request_J3M4KY4.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2664
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\RHZANWgIKLUCv.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2528
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\RHZANWgIKLUCv" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD671.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2556
- C:\Users\Admin\AppData\Local\Temp\Request_J3M4KY4.exe
  "C:\Users\Admin\AppData\Local\Temp\Request_J3M4KY4.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:2532

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Unsecured Credentials

3

T1552

Credentials In Files

3

T1552.001

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpD671.tmp

Filesize
1KB

MD5
6474eb00aa243bd28295e3dd407e6607

SHA1
264310063c87cc824ba84d0b23a71e20298c9108

SHA256
f1a02e12f10584f740c8de73da1d0353bd55a8bde3a16346dd2a2c3f89e81812

SHA512
41c88022d3a530d122c40e28e8ab22d50b2fb3d75008df433f02d5faeb7033c9d270c6df462307ea90179df88134e2adb8505e8e04365675b2efd4d2641c0a7e

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
6bc64a420e6ccad9a5ad43bea2f58403

SHA1
d022b1e37a97248f1014be63da00061b972f700b

SHA256
b90519f015475eefcc9a2e880f8446dff6e199e7eac318b0b0492012ffbb5579

SHA512
b81ef0a0ef20b09c83d3087b747c531f40364bf0c7593647e189dde7d5cd5826d17456bf0a18f00377da157e3b0ada3437753a310831eb236918546add01c14e

Download Submit
memory/1740-8-0x0000000000920000-0x0000000000960000-memory.dmp

Filesize
256KB

Download
memory/1740-2-0x0000000000920000-0x0000000000960000-memory.dmp

Filesize
256KB

Download
memory/1740-4-0x0000000000580000-0x0000000000588000-memory.dmp

Filesize
32KB

Download
memory/1740-5-0x00000000005B0000-0x00000000005BA000-memory.dmp

Filesize
40KB

Download
memory/1740-6-0x00000000059E0000-0x0000000005A4A000-memory.dmp

Filesize
424KB

Download
memory/1740-7-0x0000000073DA0000-0x000000007448E000-memory.dmp

Filesize
6.9MB

Download
memory/1740-32-0x0000000073DA0000-0x000000007448E000-memory.dmp

Filesize
6.9MB

Download
memory/1740-3-0x0000000000960000-0x0000000000978000-memory.dmp

Filesize
96KB

Download
memory/1740-1-0x0000000073DA0000-0x000000007448E000-memory.dmp

Filesize
6.9MB

Download
memory/1740-0-0x0000000000CF0000-0x0000000000D88000-memory.dmp

Filesize
608KB

Download
memory/2528-39-0x0000000002670000-0x00000000026B0000-memory.dmp

Filesize
256KB

Download
memory/2528-38-0x0000000002670000-0x00000000026B0000-memory.dmp

Filesize
256KB

Download
memory/2528-36-0x000000006EE40000-0x000000006F3EB000-memory.dmp

Filesize
5.7MB

Download
memory/2528-34-0x000000006EE40000-0x000000006F3EB000-memory.dmp

Filesize
5.7MB

Download
memory/2528-41-0x000000006EE40000-0x000000006F3EB000-memory.dmp

Filesize
5.7MB

Download
memory/2532-27-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2532-40-0x0000000073DA0000-0x000000007448E000-memory.dmp

Filesize
6.9MB

Download
memory/2532-29-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2532-51-0x0000000073DA0000-0x000000007448E000-memory.dmp

Filesize
6.9MB

Download
memory/2532-25-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2532-50-0x0000000004D30000-0x0000000004D70000-memory.dmp

Filesize
256KB

Download
memory/2532-24-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2532-21-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2532-23-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2532-22-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2532-31-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2664-42-0x000000006EE40000-0x000000006F3EB000-memory.dmp

Filesize
5.7MB

Download
memory/2664-37-0x000000006EE40000-0x000000006F3EB000-memory.dmp

Filesize
5.7MB

Download
memory/2664-35-0x0000000001F20000-0x0000000001F60000-memory.dmp

Filesize
256KB

Download
memory/2664-33-0x000000006EE40000-0x000000006F3EB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads