agenttesla | 2962f4789f3dbc0085dd522e15d2dad5f506cbf2b47701b9cbfb88d013522f31

Analysis

max time kernel
121s
max time network
139s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
09/05/2024, 13:34

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General

Target

207845200002.exe
Size

334KB
MD5

db852560af27329c5bf56c3bdc791916
SHA1

76f2f314b943ec5fdcc7105f6c28e4e1f69b9d2a
SHA256

85549d6c0269a1e86f946c8f5ea900f8ac0a82da0169e0c635f5836ab5bd1589
SHA512

4e2d9fd0e8466fd8129fc34c714608404d69141dbb91bfa8ac0ab3a6cd72abcc2464b70fac9606a15470064ced9631aad1277e2e1f9fa4985d818b885365b22a
SSDEEP

3072:CBs0O1R9uynxg6hEITBwxme0Xo220wIpZyg55ZV:us7L3nxduIdwoe0Xo220hV5jV

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:
fn26k5c7Q846
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/2792-3-0x0000000006540000-0x000000000676E000-memory.dmp	family_zgrat_v1
behavioral1/memory/2792-4-0x0000000006540000-0x0000000006769000-memory.dmp	family_zgrat_v1
behavioral1/memory/2792-13-0x0000000006540000-0x0000000006769000-memory.dmp	family_zgrat_v1
behavioral1/memory/2792-5-0x0000000006540000-0x0000000006769000-memory.dmp	family_zgrat_v1
behavioral1/memory/2792-21-0x0000000006540000-0x0000000006769000-memory.dmp	family_zgrat_v1
behavioral1/memory/2792-31-0x0000000006540000-0x0000000006769000-memory.dmp	family_zgrat_v1
behavioral1/memory/2792-7-0x0000000006540000-0x0000000006769000-memory.dmp	family_zgrat_v1
behavioral1/memory/2792-53-0x0000000006540000-0x0000000006769000-memory.dmp	family_zgrat_v1
behavioral1/memory/2792-9-0x0000000006540000-0x0000000006769000-memory.dmp	family_zgrat_v1
behavioral1/memory/2792-65-0x0000000006540000-0x0000000006769000-memory.dmp	family_zgrat_v1
behavioral1/memory/2792-11-0x0000000006540000-0x0000000006769000-memory.dmp	family_zgrat_v1
behavioral1/memory/2792-15-0x0000000006540000-0x0000000006769000-memory.dmp	family_zgrat_v1
behavioral1/memory/2792-19-0x0000000006540000-0x0000000006769000-memory.dmp	family_zgrat_v1
behavioral1/memory/2792-17-0x0000000006540000-0x0000000006769000-memory.dmp	family_zgrat_v1
behavioral1/memory/2792-23-0x0000000006540000-0x0000000006769000-memory.dmp	family_zgrat_v1
behavioral1/memory/2792-33-0x0000000006540000-0x0000000006769000-memory.dmp	family_zgrat_v1
behavioral1/memory/2792-35-0x0000000006540000-0x0000000006769000-memory.dmp	family_zgrat_v1
behavioral1/memory/2792-29-0x0000000006540000-0x0000000006769000-memory.dmp	family_zgrat_v1
behavioral1/memory/2792-27-0x0000000006540000-0x0000000006769000-memory.dmp	family_zgrat_v1
behavioral1/memory/2792-25-0x0000000006540000-0x0000000006769000-memory.dmp	family_zgrat_v1
behavioral1/memory/2792-37-0x0000000006540000-0x0000000006769000-memory.dmp	family_zgrat_v1
behavioral1/memory/2792-39-0x0000000006540000-0x0000000006769000-memory.dmp	family_zgrat_v1
behavioral1/memory/2792-42-0x0000000006540000-0x0000000006769000-memory.dmp	family_zgrat_v1
behavioral1/memory/2792-67-0x0000000006540000-0x0000000006769000-memory.dmp	family_zgrat_v1
behavioral1/memory/2792-63-0x0000000006540000-0x0000000006769000-memory.dmp	family_zgrat_v1
behavioral1/memory/2792-61-0x0000000006540000-0x0000000006769000-memory.dmp	family_zgrat_v1
behavioral1/memory/2792-59-0x0000000006540000-0x0000000006769000-memory.dmp	family_zgrat_v1
behavioral1/memory/2792-57-0x0000000006540000-0x0000000006769000-memory.dmp	family_zgrat_v1
behavioral1/memory/2792-55-0x0000000006540000-0x0000000006769000-memory.dmp	family_zgrat_v1
behavioral1/memory/2792-51-0x0000000006540000-0x0000000006769000-memory.dmp	family_zgrat_v1
behavioral1/memory/2792-49-0x0000000006540000-0x0000000006769000-memory.dmp	family_zgrat_v1
behavioral1/memory/2792-47-0x0000000006540000-0x0000000006769000-memory.dmp	family_zgrat_v1
behavioral1/memory/2792-45-0x0000000006540000-0x0000000006769000-memory.dmp	family_zgrat_v1
behavioral1/memory/2792-43-0x0000000006540000-0x0000000006769000-memory.dmp	family_zgrat_v1

ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat
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-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Run\iotsof = "C:\\Users\\Admin\\AppData\\Roaming\\iotsof.exe"	207845200002.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
3	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2792 set thread context of 3260	2792	207845200002.exe	28

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3260	207845200002.exe
3260	207845200002.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2792	207845200002.exe
Token: SeDebugPrivilege	2792	207845200002.exe
Token: SeDebugPrivilege	3260	207845200002.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2792 wrote to memory of 3260	2792	207845200002.exe	28
PID 2792 wrote to memory of 3260	2792	207845200002.exe	28
PID 2792 wrote to memory of 3260	2792	207845200002.exe	28
PID 2792 wrote to memory of 3260	2792	207845200002.exe	28
PID 2792 wrote to memory of 3260	2792	207845200002.exe	28
PID 2792 wrote to memory of 3260	2792	207845200002.exe	28
PID 2792 wrote to memory of 3260	2792	207845200002.exe	28
PID 2792 wrote to memory of 3260	2792	207845200002.exe	28
PID 2792 wrote to memory of 3260	2792	207845200002.exe	28

C:\Users\Admin\AppData\Local\Temp\207845200002.exe
"C:\Users\Admin\AppData\Local\Temp\207845200002.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2792
- C:\Users\Admin\AppData\Local\Temp\207845200002.exe
  "C:\Users\Admin\AppData\Local\Temp\207845200002.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3260

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

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2792-39-0x0000000006540000-0x0000000006769000-memory.dmp

Filesize
2.2MB

Download
memory/2792-4888-0x0000000074580000-0x0000000074C6E000-memory.dmp

Filesize
6.9MB

Download
memory/2792-2-0x0000000074580000-0x0000000074C6E000-memory.dmp

Filesize
6.9MB

Download
memory/2792-3-0x0000000006540000-0x000000000676E000-memory.dmp

Filesize
2.2MB

Download
memory/2792-4-0x0000000006540000-0x0000000006769000-memory.dmp

Filesize
2.2MB

Download
memory/2792-13-0x0000000006540000-0x0000000006769000-memory.dmp

Filesize
2.2MB

Download
memory/2792-5-0x0000000006540000-0x0000000006769000-memory.dmp

Filesize
2.2MB

Download
memory/2792-21-0x0000000006540000-0x0000000006769000-memory.dmp

Filesize
2.2MB

Download
memory/2792-31-0x0000000006540000-0x0000000006769000-memory.dmp

Filesize
2.2MB

Download
memory/2792-7-0x0000000006540000-0x0000000006769000-memory.dmp

Filesize
2.2MB

Download
memory/2792-53-0x0000000006540000-0x0000000006769000-memory.dmp

Filesize
2.2MB

Download
memory/2792-9-0x0000000006540000-0x0000000006769000-memory.dmp

Filesize
2.2MB

Download
memory/2792-65-0x0000000006540000-0x0000000006769000-memory.dmp

Filesize
2.2MB

Download
memory/2792-11-0x0000000006540000-0x0000000006769000-memory.dmp

Filesize
2.2MB

Download
memory/2792-15-0x0000000006540000-0x0000000006769000-memory.dmp

Filesize
2.2MB

Download
memory/2792-19-0x0000000006540000-0x0000000006769000-memory.dmp

Filesize
2.2MB

Download
memory/2792-17-0x0000000006540000-0x0000000006769000-memory.dmp

Filesize
2.2MB

Download
memory/2792-23-0x0000000006540000-0x0000000006769000-memory.dmp

Filesize
2.2MB

Download
memory/2792-33-0x0000000006540000-0x0000000006769000-memory.dmp

Filesize
2.2MB

Download
memory/2792-35-0x0000000006540000-0x0000000006769000-memory.dmp

Filesize
2.2MB

Download
memory/2792-29-0x0000000006540000-0x0000000006769000-memory.dmp

Filesize
2.2MB

Download
memory/2792-27-0x0000000006540000-0x0000000006769000-memory.dmp

Filesize
2.2MB

Download
memory/2792-25-0x0000000006540000-0x0000000006769000-memory.dmp

Filesize
2.2MB

Download
memory/2792-37-0x0000000006540000-0x0000000006769000-memory.dmp

Filesize
2.2MB

Download
memory/2792-1-0x0000000001310000-0x0000000001366000-memory.dmp

Filesize
344KB

Download
memory/2792-67-0x0000000006540000-0x0000000006769000-memory.dmp

Filesize
2.2MB

Download
memory/2792-0-0x000000007458E000-0x000000007458F000-memory.dmp

Filesize
4KB

Download
memory/2792-63-0x0000000006540000-0x0000000006769000-memory.dmp

Filesize
2.2MB

Download
memory/2792-61-0x0000000006540000-0x0000000006769000-memory.dmp

Filesize
2.2MB

Download
memory/2792-59-0x0000000006540000-0x0000000006769000-memory.dmp

Filesize
2.2MB

Download
memory/2792-57-0x0000000006540000-0x0000000006769000-memory.dmp

Filesize
2.2MB

Download
memory/2792-55-0x0000000006540000-0x0000000006769000-memory.dmp

Filesize
2.2MB

Download
memory/2792-51-0x0000000006540000-0x0000000006769000-memory.dmp

Filesize
2.2MB

Download
memory/2792-49-0x0000000006540000-0x0000000006769000-memory.dmp

Filesize
2.2MB

Download
memory/2792-47-0x0000000006540000-0x0000000006769000-memory.dmp

Filesize
2.2MB

Download
memory/2792-45-0x0000000006540000-0x0000000006769000-memory.dmp

Filesize
2.2MB

Download
memory/2792-43-0x0000000006540000-0x0000000006769000-memory.dmp

Filesize
2.2MB

Download
memory/2792-4884-0x0000000074580000-0x0000000074C6E000-memory.dmp

Filesize
6.9MB

Download
memory/2792-4886-0x0000000005340000-0x000000000538C000-memory.dmp

Filesize
304KB

Download
memory/2792-4885-0x0000000005C80000-0x0000000005CEC000-memory.dmp

Filesize
432KB

Download
memory/2792-4887-0x000000007458E000-0x000000007458F000-memory.dmp

Filesize
4KB

Download
memory/2792-42-0x0000000006540000-0x0000000006769000-memory.dmp

Filesize
2.2MB

Download
memory/2792-4889-0x0000000074580000-0x0000000074C6E000-memory.dmp

Filesize
6.9MB

Download
memory/2792-4890-0x0000000005590000-0x00000000055E4000-memory.dmp

Filesize
336KB

Download
memory/2792-4905-0x0000000074580000-0x0000000074C6E000-memory.dmp

Filesize
6.9MB

Download
memory/3260-4904-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/3260-4903-0x0000000074580000-0x0000000074C6E000-memory.dmp

Filesize
6.9MB

Download
memory/3260-4906-0x0000000074580000-0x0000000074C6E000-memory.dmp

Filesize
6.9MB

Download
memory/3260-4907-0x0000000074580000-0x0000000074C6E000-memory.dmp

Filesize
6.9MB

Download