agenttesla | 7bba7ec625c3ce82e3289cd23ce5f2f9e5e69ede14142cdb3f524d8ffed4c805

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240419-en
resource tags

arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
submitted
07-05-2024 01:29

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General

Target

frndYingwabenz.exe
Size

2.3MB
MD5

134d09409208cf2631eea82d7cf985a8
SHA1

9b580e7fbbbfe30146688799ba82a76296387728
SHA256

2ee45b698151d921c58fa20ee6f839d5a4abe2ff3a8f8ee642c05e6dac8980bd
SHA512

410d84e85bfa495764b5a0239628424e44ded9dff561e394ab3cb37bea11ead1c67ebbc35a5122d9b677abeb091583561ea7e799eba8a0c1b665f6c54aae7b16
SSDEEP

49152:zDLOGtL+Tg7yUpDGZzwqgfkrHL8g2GfdLraO8iDlQv3KwvXbzJ1dkN7O:zHOGtsOVpKZzjgcrogvdLehnp3RkN

Score

10^/10

agenttesla zgrat keylogger rat spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.sturmsgroup.com
Port:
587
Username:
[email protected]
Password:
$(bQkIn8%O#z)bWw
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/1576-2-0x0000000004BA0000-0x0000000004DD0000-memory.dmp	family_zgrat_v1
behavioral1/memory/1576-6-0x0000000004BA0000-0x0000000004DCA000-memory.dmp	family_zgrat_v1
behavioral1/memory/1576-3-0x0000000004BA0000-0x0000000004DCA000-memory.dmp	family_zgrat_v1
behavioral1/memory/1576-4-0x0000000004BA0000-0x0000000004DCA000-memory.dmp	family_zgrat_v1
behavioral1/memory/1576-10-0x0000000004BA0000-0x0000000004DCA000-memory.dmp	family_zgrat_v1
behavioral1/memory/1576-8-0x0000000004BA0000-0x0000000004DCA000-memory.dmp	family_zgrat_v1
behavioral1/memory/1576-12-0x0000000004BA0000-0x0000000004DCA000-memory.dmp	family_zgrat_v1
behavioral1/memory/1576-18-0x0000000004BA0000-0x0000000004DCA000-memory.dmp	family_zgrat_v1
behavioral1/memory/1576-20-0x0000000004BA0000-0x0000000004DCA000-memory.dmp	family_zgrat_v1
behavioral1/memory/1576-16-0x0000000004BA0000-0x0000000004DCA000-memory.dmp	family_zgrat_v1
behavioral1/memory/1576-14-0x0000000004BA0000-0x0000000004DCA000-memory.dmp	family_zgrat_v1
behavioral1/memory/1576-22-0x0000000004BA0000-0x0000000004DCA000-memory.dmp	family_zgrat_v1
behavioral1/memory/1576-44-0x0000000004BA0000-0x0000000004DCA000-memory.dmp	family_zgrat_v1
behavioral1/memory/1576-46-0x0000000004BA0000-0x0000000004DCA000-memory.dmp	family_zgrat_v1
behavioral1/memory/1576-60-0x0000000004BA0000-0x0000000004DCA000-memory.dmp	family_zgrat_v1
behavioral1/memory/1576-66-0x0000000004BA0000-0x0000000004DCA000-memory.dmp	family_zgrat_v1
behavioral1/memory/1576-40-0x0000000004BA0000-0x0000000004DCA000-memory.dmp	family_zgrat_v1
behavioral1/memory/1576-64-0x0000000004BA0000-0x0000000004DCA000-memory.dmp	family_zgrat_v1
behavioral1/memory/1576-62-0x0000000004BA0000-0x0000000004DCA000-memory.dmp	family_zgrat_v1
behavioral1/memory/1576-58-0x0000000004BA0000-0x0000000004DCA000-memory.dmp	family_zgrat_v1
behavioral1/memory/1576-56-0x0000000004BA0000-0x0000000004DCA000-memory.dmp	family_zgrat_v1
behavioral1/memory/1576-54-0x0000000004BA0000-0x0000000004DCA000-memory.dmp	family_zgrat_v1
behavioral1/memory/1576-52-0x0000000004BA0000-0x0000000004DCA000-memory.dmp	family_zgrat_v1
behavioral1/memory/1576-50-0x0000000004BA0000-0x0000000004DCA000-memory.dmp	family_zgrat_v1
behavioral1/memory/1576-48-0x0000000004BA0000-0x0000000004DCA000-memory.dmp	family_zgrat_v1
behavioral1/memory/1576-42-0x0000000004BA0000-0x0000000004DCA000-memory.dmp	family_zgrat_v1
behavioral1/memory/1576-38-0x0000000004BA0000-0x0000000004DCA000-memory.dmp	family_zgrat_v1
behavioral1/memory/1576-36-0x0000000004BA0000-0x0000000004DCA000-memory.dmp	family_zgrat_v1
behavioral1/memory/1576-34-0x0000000004BA0000-0x0000000004DCA000-memory.dmp	family_zgrat_v1
behavioral1/memory/1576-32-0x0000000004BA0000-0x0000000004DCA000-memory.dmp	family_zgrat_v1
behavioral1/memory/1576-30-0x0000000004BA0000-0x0000000004DCA000-memory.dmp	family_zgrat_v1
behavioral1/memory/1576-28-0x0000000004BA0000-0x0000000004DCA000-memory.dmp	family_zgrat_v1
behavioral1/memory/1576-26-0x0000000004BA0000-0x0000000004DCA000-memory.dmp	family_zgrat_v1
behavioral1/memory/1576-24-0x0000000004BA0000-0x0000000004DCA000-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

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
2	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1576 set thread context of 1372	1576	frndYingwabenz.exe	28

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1372	frndYingwabenz.exe
1372	frndYingwabenz.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1576	frndYingwabenz.exe
Token: SeDebugPrivilege	1576	frndYingwabenz.exe
Token: SeDebugPrivilege	1372	frndYingwabenz.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1576 wrote to memory of 1372	1576	frndYingwabenz.exe	28
PID 1576 wrote to memory of 1372	1576	frndYingwabenz.exe	28
PID 1576 wrote to memory of 1372	1576	frndYingwabenz.exe	28
PID 1576 wrote to memory of 1372	1576	frndYingwabenz.exe	28
PID 1576 wrote to memory of 1372	1576	frndYingwabenz.exe	28
PID 1576 wrote to memory of 1372	1576	frndYingwabenz.exe	28
PID 1576 wrote to memory of 1372	1576	frndYingwabenz.exe	28
PID 1576 wrote to memory of 1372	1576	frndYingwabenz.exe	28
PID 1576 wrote to memory of 1372	1576	frndYingwabenz.exe	28

C:\Users\Admin\AppData\Local\Temp\frndYingwabenz.exe
"C:\Users\Admin\AppData\Local\Temp\frndYingwabenz.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1576
- C:\Users\Admin\AppData\Local\Temp\frndYingwabenz.exe
  "C:\Users\Admin\AppData\Local\Temp\frndYingwabenz.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1372

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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/1372-4906-0x0000000074850000-0x0000000074F3E000-memory.dmp

Filesize
6.9MB

Download
memory/1372-4909-0x0000000074850000-0x0000000074F3E000-memory.dmp

Filesize
6.9MB

Download
memory/1372-4908-0x0000000074850000-0x0000000074F3E000-memory.dmp

Filesize
6.9MB

Download
memory/1372-4907-0x0000000000080000-0x00000000000C2000-memory.dmp

Filesize
264KB

Download
memory/1576-56-0x0000000004BA0000-0x0000000004DCA000-memory.dmp

Filesize
2.2MB

Download
memory/1576-16-0x0000000004BA0000-0x0000000004DCA000-memory.dmp

Filesize
2.2MB

Download
memory/1576-48-0x0000000004BA0000-0x0000000004DCA000-memory.dmp

Filesize
2.2MB

Download
memory/1576-8-0x0000000004BA0000-0x0000000004DCA000-memory.dmp

Filesize
2.2MB

Download
memory/1576-12-0x0000000004BA0000-0x0000000004DCA000-memory.dmp

Filesize
2.2MB

Download
memory/1576-18-0x0000000004BA0000-0x0000000004DCA000-memory.dmp

Filesize
2.2MB

Download
memory/1576-20-0x0000000004BA0000-0x0000000004DCA000-memory.dmp

Filesize
2.2MB

Download
memory/1576-50-0x0000000004BA0000-0x0000000004DCA000-memory.dmp

Filesize
2.2MB

Download
memory/1576-14-0x0000000004BA0000-0x0000000004DCA000-memory.dmp

Filesize
2.2MB

Download
memory/1576-22-0x0000000004BA0000-0x0000000004DCA000-memory.dmp

Filesize
2.2MB

Download
memory/1576-44-0x0000000004BA0000-0x0000000004DCA000-memory.dmp

Filesize
2.2MB

Download
memory/1576-46-0x0000000004BA0000-0x0000000004DCA000-memory.dmp

Filesize
2.2MB

Download
memory/1576-52-0x0000000004BA0000-0x0000000004DCA000-memory.dmp

Filesize
2.2MB

Download
memory/1576-66-0x0000000004BA0000-0x0000000004DCA000-memory.dmp

Filesize
2.2MB

Download
memory/1576-40-0x0000000004BA0000-0x0000000004DCA000-memory.dmp

Filesize
2.2MB

Download
memory/1576-64-0x0000000004BA0000-0x0000000004DCA000-memory.dmp

Filesize
2.2MB

Download
memory/1576-62-0x0000000004BA0000-0x0000000004DCA000-memory.dmp

Filesize
2.2MB

Download
memory/1576-58-0x0000000004BA0000-0x0000000004DCA000-memory.dmp

Filesize
2.2MB

Download
memory/1576-0-0x000000007485E000-0x000000007485F000-memory.dmp

Filesize
4KB

Download
memory/1576-54-0x0000000004BA0000-0x0000000004DCA000-memory.dmp

Filesize
2.2MB

Download
memory/1576-60-0x0000000004BA0000-0x0000000004DCA000-memory.dmp

Filesize
2.2MB

Download
memory/1576-4-0x0000000004BA0000-0x0000000004DCA000-memory.dmp

Filesize
2.2MB

Download
memory/1576-10-0x0000000004BA0000-0x0000000004DCA000-memory.dmp

Filesize
2.2MB

Download
memory/1576-42-0x0000000004BA0000-0x0000000004DCA000-memory.dmp

Filesize
2.2MB

Download
memory/1576-4884-0x0000000004830000-0x000000000487C000-memory.dmp

Filesize
304KB

Download
memory/1576-4883-0x00000000047C0000-0x000000000482C000-memory.dmp

Filesize
432KB

Download
memory/1576-38-0x0000000004BA0000-0x0000000004DCA000-memory.dmp

Filesize
2.2MB

Download
memory/1576-36-0x0000000004BA0000-0x0000000004DCA000-memory.dmp

Filesize
2.2MB

Download
memory/1576-34-0x0000000004BA0000-0x0000000004DCA000-memory.dmp

Filesize
2.2MB

Download
memory/1576-4886-0x0000000074850000-0x0000000074F3E000-memory.dmp

Filesize
6.9MB

Download
memory/1576-4887-0x0000000004A00000-0x0000000004A54000-memory.dmp

Filesize
336KB

Download
memory/1576-4885-0x0000000074850000-0x0000000074F3E000-memory.dmp

Filesize
6.9MB

Download
memory/1576-4905-0x0000000074850000-0x0000000074F3E000-memory.dmp

Filesize
6.9MB

Download
memory/1576-32-0x0000000004BA0000-0x0000000004DCA000-memory.dmp

Filesize
2.2MB

Download
memory/1576-3-0x0000000004BA0000-0x0000000004DCA000-memory.dmp

Filesize
2.2MB

Download
memory/1576-30-0x0000000004BA0000-0x0000000004DCA000-memory.dmp

Filesize
2.2MB

Download
memory/1576-28-0x0000000004BA0000-0x0000000004DCA000-memory.dmp

Filesize
2.2MB

Download
memory/1576-6-0x0000000004BA0000-0x0000000004DCA000-memory.dmp

Filesize
2.2MB

Download
memory/1576-26-0x0000000004BA0000-0x0000000004DCA000-memory.dmp

Filesize
2.2MB

Download
memory/1576-24-0x0000000004BA0000-0x0000000004DCA000-memory.dmp

Filesize
2.2MB

Download
memory/1576-2-0x0000000004BA0000-0x0000000004DD0000-memory.dmp

Filesize
2.2MB

Download
memory/1576-1-0x00000000002C0000-0x0000000000510000-memory.dmp

Filesize
2.3MB

Download