agenttesla | 507be8a82c6541179b48e932b1da3f2558a48ccf98c3dcb2b38594b29398784d

Analysis

max time kernel
150s
max time network
150s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
07-05-2024 09:54

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General

Target

30f01cdc26e2db203ea0cae70b9a7570_NEAS.exe
Size

156KB
MD5

30f01cdc26e2db203ea0cae70b9a7570
SHA1

7a4eeee7b88357972064bbaad7cb13b7e231e275
SHA256

507be8a82c6541179b48e932b1da3f2558a48ccf98c3dcb2b38594b29398784d
SHA512

f310624bc5200d0373953d59f154384dceca428dc5b521acd6ce7cc73b21741d686ba6c5148de1b2f5a3de81b606de577ee07538e91967ccc00466304bf6ce78
SSDEEP

3072:djm/AL50h01WMh9uethAWKemJfA9v97s8hTFzYj/7:JuI5/sa9FmWwB+ThYr7

Score

10^/10

agenttesla zgrat keylogger persistence rat spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
66.29.151.236
Port:
587
Username:
[email protected]
Password:
KSN9T9fAXAWh
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 34 IoCs

resource	yara_rule
behavioral1/memory/2964-3-0x0000000006520000-0x0000000006756000-memory.dmp	family_zgrat_v1
behavioral1/memory/2964-4-0x0000000006520000-0x000000000674F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2964-5-0x0000000006520000-0x000000000674F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2964-42-0x0000000006520000-0x000000000674F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2964-59-0x0000000006520000-0x000000000674F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2964-65-0x0000000006520000-0x000000000674F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2964-63-0x0000000006520000-0x000000000674F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2964-68-0x0000000006520000-0x000000000674F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2964-9-0x0000000006520000-0x000000000674F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2964-61-0x0000000006520000-0x000000000674F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2964-57-0x0000000006520000-0x000000000674F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2964-55-0x0000000006520000-0x000000000674F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2964-11-0x0000000006520000-0x000000000674F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2964-51-0x0000000006520000-0x000000000674F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2964-49-0x0000000006520000-0x000000000674F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2964-47-0x0000000006520000-0x000000000674F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2964-45-0x0000000006520000-0x000000000674F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2964-44-0x0000000006520000-0x000000000674F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2964-39-0x0000000006520000-0x000000000674F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2964-37-0x0000000006520000-0x000000000674F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2964-35-0x0000000006520000-0x000000000674F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2964-34-0x0000000006520000-0x000000000674F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2964-31-0x0000000006520000-0x000000000674F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2964-29-0x0000000006520000-0x000000000674F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2964-27-0x0000000006520000-0x000000000674F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2964-25-0x0000000006520000-0x000000000674F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2964-23-0x0000000006520000-0x000000000674F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2964-21-0x0000000006520000-0x000000000674F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2964-19-0x0000000006520000-0x000000000674F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2964-17-0x0000000006520000-0x000000000674F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2964-15-0x0000000006520000-0x000000000674F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2964-13-0x0000000006520000-0x000000000674F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2964-53-0x0000000006520000-0x000000000674F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2964-7-0x0000000006520000-0x000000000674F000-memory.dmp	family_zgrat_v1

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

Executes dropped EXE 1 IoCs

pid	Process
1832	winor.exe

Loads dropped DLL 1 IoCs

pid	Process
2964	30f01cdc26e2db203ea0cae70b9a7570_NEAS.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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

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-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows\CurrentVersion\Run\yqoljkcsof = "C:\\Users\\Admin\\AppData\\Roaming\\yqoljkcsof.exe"	30f01cdc26e2db203ea0cae70b9a7570_NEAS.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
20	api.ipify.org
21	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2964 set thread context of 884	2964	30f01cdc26e2db203ea0cae70b9a7570_NEAS.exe	29

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
884	30f01cdc26e2db203ea0cae70b9a7570_NEAS.exe
884	30f01cdc26e2db203ea0cae70b9a7570_NEAS.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2964	30f01cdc26e2db203ea0cae70b9a7570_NEAS.exe
Token: SeDebugPrivilege	2964	30f01cdc26e2db203ea0cae70b9a7570_NEAS.exe
Token: SeDebugPrivilege	1832	winor.exe
Token: SeDebugPrivilege	884	30f01cdc26e2db203ea0cae70b9a7570_NEAS.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2964 wrote to memory of 1832	2964	30f01cdc26e2db203ea0cae70b9a7570_NEAS.exe	28
PID 2964 wrote to memory of 1832	2964	30f01cdc26e2db203ea0cae70b9a7570_NEAS.exe	28
PID 2964 wrote to memory of 1832	2964	30f01cdc26e2db203ea0cae70b9a7570_NEAS.exe	28
PID 2964 wrote to memory of 1832	2964	30f01cdc26e2db203ea0cae70b9a7570_NEAS.exe	28
PID 2964 wrote to memory of 884	2964	30f01cdc26e2db203ea0cae70b9a7570_NEAS.exe	29
PID 2964 wrote to memory of 884	2964	30f01cdc26e2db203ea0cae70b9a7570_NEAS.exe	29
PID 2964 wrote to memory of 884	2964	30f01cdc26e2db203ea0cae70b9a7570_NEAS.exe	29
PID 2964 wrote to memory of 884	2964	30f01cdc26e2db203ea0cae70b9a7570_NEAS.exe	29
PID 2964 wrote to memory of 884	2964	30f01cdc26e2db203ea0cae70b9a7570_NEAS.exe	29
PID 2964 wrote to memory of 884	2964	30f01cdc26e2db203ea0cae70b9a7570_NEAS.exe	29
PID 2964 wrote to memory of 884	2964	30f01cdc26e2db203ea0cae70b9a7570_NEAS.exe	29
PID 2964 wrote to memory of 884	2964	30f01cdc26e2db203ea0cae70b9a7570_NEAS.exe	29
PID 2964 wrote to memory of 884	2964	30f01cdc26e2db203ea0cae70b9a7570_NEAS.exe	29

C:\Users\Admin\AppData\Local\Temp\30f01cdc26e2db203ea0cae70b9a7570_NEAS.exe
"C:\Users\Admin\AppData\Local\Temp\30f01cdc26e2db203ea0cae70b9a7570_NEAS.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2964
- C:\Users\Admin\AppData\Local\Temp\winor.exe
  "C:\Users\Admin\AppData\Local\Temp\winor.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:1832
- C:\Users\Admin\AppData\Local\Temp\30f01cdc26e2db203ea0cae70b9a7570_NEAS.exe
  "C:\Users\Admin\AppData\Local\Temp\30f01cdc26e2db203ea0cae70b9a7570_NEAS.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:884

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\winor.exe

Filesize
181KB

MD5
78681a26cc50aee0bad5df3be683925a

SHA1
ff30ae2ed7db52457b855d1c4efadccc955c210d

SHA256
c91b10e193d1e052db75f1b020f968ef72b85fe38ce5350ac9ebe05bc1bff65a

SHA512
78e20721078a786ecff1f98c7677df2e94268f10941252944a78c9d964200d2ab80190fcb32482cb3408fc23cfe2f2a72e79a7925e8d9cb7897809c7aed8959e

Download Submit
memory/884-4910-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1832-4913-0x0000000074C10000-0x00000000752FE000-memory.dmp

Filesize
6.9MB

Download
memory/1832-4912-0x0000000074C10000-0x00000000752FE000-memory.dmp

Filesize
6.9MB

Download
memory/1832-4894-0x0000000000E80000-0x0000000000EB0000-memory.dmp

Filesize
192KB

Download
memory/1832-4897-0x0000000074C10000-0x00000000752FE000-memory.dmp

Filesize
6.9MB

Download
memory/1832-4909-0x0000000074C10000-0x00000000752FE000-memory.dmp

Filesize
6.9MB

Download
memory/2964-34-0x0000000006520000-0x000000000674F000-memory.dmp

Filesize
2.2MB

Download
memory/2964-25-0x0000000006520000-0x000000000674F000-memory.dmp

Filesize
2.2MB

Download
memory/2964-63-0x0000000006520000-0x000000000674F000-memory.dmp

Filesize
2.2MB

Download
memory/2964-68-0x0000000006520000-0x000000000674F000-memory.dmp

Filesize
2.2MB

Download
memory/2964-9-0x0000000006520000-0x000000000674F000-memory.dmp

Filesize
2.2MB

Download
memory/2964-61-0x0000000006520000-0x000000000674F000-memory.dmp

Filesize
2.2MB

Download
memory/2964-57-0x0000000006520000-0x000000000674F000-memory.dmp

Filesize
2.2MB

Download
memory/2964-55-0x0000000006520000-0x000000000674F000-memory.dmp

Filesize
2.2MB

Download
memory/2964-11-0x0000000006520000-0x000000000674F000-memory.dmp

Filesize
2.2MB

Download
memory/2964-51-0x0000000006520000-0x000000000674F000-memory.dmp

Filesize
2.2MB

Download
memory/2964-49-0x0000000006520000-0x000000000674F000-memory.dmp

Filesize
2.2MB

Download
memory/2964-47-0x0000000006520000-0x000000000674F000-memory.dmp

Filesize
2.2MB

Download
memory/2964-45-0x0000000006520000-0x000000000674F000-memory.dmp

Filesize
2.2MB

Download
memory/2964-44-0x0000000006520000-0x000000000674F000-memory.dmp

Filesize
2.2MB

Download
memory/2964-39-0x0000000006520000-0x000000000674F000-memory.dmp

Filesize
2.2MB

Download
memory/2964-37-0x0000000006520000-0x000000000674F000-memory.dmp

Filesize
2.2MB

Download
memory/2964-35-0x0000000006520000-0x000000000674F000-memory.dmp

Filesize
2.2MB

Download
memory/2964-0-0x0000000074C1E000-0x0000000074C1F000-memory.dmp

Filesize
4KB

Download
memory/2964-31-0x0000000006520000-0x000000000674F000-memory.dmp

Filesize
2.2MB

Download
memory/2964-29-0x0000000006520000-0x000000000674F000-memory.dmp

Filesize
2.2MB

Download
memory/2964-27-0x0000000006520000-0x000000000674F000-memory.dmp

Filesize
2.2MB

Download
memory/2964-65-0x0000000006520000-0x000000000674F000-memory.dmp

Filesize
2.2MB

Download
memory/2964-23-0x0000000006520000-0x000000000674F000-memory.dmp

Filesize
2.2MB

Download
memory/2964-21-0x0000000006520000-0x000000000674F000-memory.dmp

Filesize
2.2MB

Download
memory/2964-19-0x0000000006520000-0x000000000674F000-memory.dmp

Filesize
2.2MB

Download
memory/2964-17-0x0000000006520000-0x000000000674F000-memory.dmp

Filesize
2.2MB

Download
memory/2964-15-0x0000000006520000-0x000000000674F000-memory.dmp

Filesize
2.2MB

Download
memory/2964-13-0x0000000006520000-0x000000000674F000-memory.dmp

Filesize
2.2MB

Download
memory/2964-53-0x0000000006520000-0x000000000674F000-memory.dmp

Filesize
2.2MB

Download
memory/2964-7-0x0000000006520000-0x000000000674F000-memory.dmp

Filesize
2.2MB

Download
memory/2964-4884-0x0000000074C10000-0x00000000752FE000-memory.dmp

Filesize
6.9MB

Download
memory/2964-4885-0x0000000005550000-0x00000000055C0000-memory.dmp

Filesize
448KB

Download
memory/2964-4886-0x00000000056D0000-0x000000000571C000-memory.dmp

Filesize
304KB

Download
memory/2964-4895-0x00000000057D0000-0x0000000005824000-memory.dmp

Filesize
336KB

Download
memory/2964-4911-0x0000000074C10000-0x00000000752FE000-memory.dmp

Filesize
6.9MB

Download
memory/2964-59-0x0000000006520000-0x000000000674F000-memory.dmp

Filesize
2.2MB

Download
memory/2964-42-0x0000000006520000-0x000000000674F000-memory.dmp

Filesize
2.2MB

Download
memory/2964-5-0x0000000006520000-0x000000000674F000-memory.dmp

Filesize
2.2MB

Download
memory/2964-4-0x0000000006520000-0x000000000674F000-memory.dmp

Filesize
2.2MB

Download
memory/2964-3-0x0000000006520000-0x0000000006756000-memory.dmp

Filesize
2.2MB

Download
memory/2964-2-0x0000000074C10000-0x00000000752FE000-memory.dmp

Filesize
6.9MB

Download
memory/2964-1-0x0000000000C40000-0x0000000000C6A000-memory.dmp

Filesize
168KB

Download