agenttesla | cddf923cac901564bdb3e9abfb1f3aa2a403060232efbe5fd21e03008c1f5a4c

Analysis

max time kernel
122s
max time network
143s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
08-05-2024 10:04

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General

Target

Receipt207413.exe
Size

333KB
MD5

a0be261297db01d0bc63e1a03ae87ae8
SHA1

a2c5e4e973fa879075835a71e708613d1c027b58
SHA256

cddf923cac901564bdb3e9abfb1f3aa2a403060232efbe5fd21e03008c1f5a4c
SHA512

a19e3fe6e1069226eb9589ca8c01f266ab926f55c7643ab368b5caf6a6d2640de8baa7df1db41ad527220895b1fe623177e8e2318d451c54f849d0e389aa9be0
SSDEEP

3072:/fRpGUFCBSUX5F1gz9yc9l+q4Wid9KuQpe5604Db5bQV:xp/CBSUj1K9ya+q4vd/gQ1ob5cV

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:
s9jjoVvaZchS
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/2072-3-0x0000000006600000-0x0000000006830000-memory.dmp	family_zgrat_v1
behavioral1/memory/2072-4-0x0000000006600000-0x000000000682B000-memory.dmp	family_zgrat_v1
behavioral1/memory/2072-5-0x0000000006600000-0x000000000682B000-memory.dmp	family_zgrat_v1
behavioral1/memory/2072-17-0x0000000006600000-0x000000000682B000-memory.dmp	family_zgrat_v1
behavioral1/memory/2072-23-0x0000000006600000-0x000000000682B000-memory.dmp	family_zgrat_v1
behavioral1/memory/2072-37-0x0000000006600000-0x000000000682B000-memory.dmp	family_zgrat_v1
behavioral1/memory/2072-53-0x0000000006600000-0x000000000682B000-memory.dmp	family_zgrat_v1
behavioral1/memory/2072-67-0x0000000006600000-0x000000000682B000-memory.dmp	family_zgrat_v1
behavioral1/memory/2072-65-0x0000000006600000-0x000000000682B000-memory.dmp	family_zgrat_v1
behavioral1/memory/2072-63-0x0000000006600000-0x000000000682B000-memory.dmp	family_zgrat_v1
behavioral1/memory/2072-61-0x0000000006600000-0x000000000682B000-memory.dmp	family_zgrat_v1
behavioral1/memory/2072-59-0x0000000006600000-0x000000000682B000-memory.dmp	family_zgrat_v1
behavioral1/memory/2072-57-0x0000000006600000-0x000000000682B000-memory.dmp	family_zgrat_v1
behavioral1/memory/2072-55-0x0000000006600000-0x000000000682B000-memory.dmp	family_zgrat_v1
behavioral1/memory/2072-51-0x0000000006600000-0x000000000682B000-memory.dmp	family_zgrat_v1
behavioral1/memory/2072-49-0x0000000006600000-0x000000000682B000-memory.dmp	family_zgrat_v1
behavioral1/memory/2072-47-0x0000000006600000-0x000000000682B000-memory.dmp	family_zgrat_v1
behavioral1/memory/2072-45-0x0000000006600000-0x000000000682B000-memory.dmp	family_zgrat_v1
behavioral1/memory/2072-43-0x0000000006600000-0x000000000682B000-memory.dmp	family_zgrat_v1
behavioral1/memory/2072-41-0x0000000006600000-0x000000000682B000-memory.dmp	family_zgrat_v1
behavioral1/memory/2072-39-0x0000000006600000-0x000000000682B000-memory.dmp	family_zgrat_v1
behavioral1/memory/2072-35-0x0000000006600000-0x000000000682B000-memory.dmp	family_zgrat_v1
behavioral1/memory/2072-33-0x0000000006600000-0x000000000682B000-memory.dmp	family_zgrat_v1
behavioral1/memory/2072-31-0x0000000006600000-0x000000000682B000-memory.dmp	family_zgrat_v1
behavioral1/memory/2072-29-0x0000000006600000-0x000000000682B000-memory.dmp	family_zgrat_v1
behavioral1/memory/2072-27-0x0000000006600000-0x000000000682B000-memory.dmp	family_zgrat_v1
behavioral1/memory/2072-25-0x0000000006600000-0x000000000682B000-memory.dmp	family_zgrat_v1
behavioral1/memory/2072-21-0x0000000006600000-0x000000000682B000-memory.dmp	family_zgrat_v1
behavioral1/memory/2072-19-0x0000000006600000-0x000000000682B000-memory.dmp	family_zgrat_v1
behavioral1/memory/2072-15-0x0000000006600000-0x000000000682B000-memory.dmp	family_zgrat_v1
behavioral1/memory/2072-13-0x0000000006600000-0x000000000682B000-memory.dmp	family_zgrat_v1
behavioral1/memory/2072-11-0x0000000006600000-0x000000000682B000-memory.dmp	family_zgrat_v1
behavioral1/memory/2072-9-0x0000000006600000-0x000000000682B000-memory.dmp	family_zgrat_v1
behavioral1/memory/2072-7-0x0000000006600000-0x000000000682B000-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-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\iotsof = "C:\\Users\\Admin\\AppData\\Roaming\\iotsof.exe"	Receipt207413.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
6	api.ipify.org
7	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2072 set thread context of 3192	2072	Receipt207413.exe	28

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3192	Receipt207413.exe
3192	Receipt207413.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2072	Receipt207413.exe
Token: SeDebugPrivilege	2072	Receipt207413.exe
Token: SeDebugPrivilege	3192	Receipt207413.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2072 wrote to memory of 3192	2072	Receipt207413.exe	28
PID 2072 wrote to memory of 3192	2072	Receipt207413.exe	28
PID 2072 wrote to memory of 3192	2072	Receipt207413.exe	28
PID 2072 wrote to memory of 3192	2072	Receipt207413.exe	28
PID 2072 wrote to memory of 3192	2072	Receipt207413.exe	28
PID 2072 wrote to memory of 3192	2072	Receipt207413.exe	28
PID 2072 wrote to memory of 3192	2072	Receipt207413.exe	28
PID 2072 wrote to memory of 3192	2072	Receipt207413.exe	28
PID 2072 wrote to memory of 3192	2072	Receipt207413.exe	28

C:\Users\Admin\AppData\Local\Temp\Receipt207413.exe
"C:\Users\Admin\AppData\Local\Temp\Receipt207413.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2072
- C:\Users\Admin\AppData\Local\Temp\Receipt207413.exe
  "C:\Users\Admin\AppData\Local\Temp\Receipt207413.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3192

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/2072-35-0x0000000006600000-0x000000000682B000-memory.dmp

Filesize
2.2MB

Download
memory/2072-4889-0x0000000004E20000-0x0000000004E74000-memory.dmp

Filesize
336KB

Download
memory/2072-2-0x00000000747C0000-0x0000000074EAE000-memory.dmp

Filesize
6.9MB

Download
memory/2072-3-0x0000000006600000-0x0000000006830000-memory.dmp

Filesize
2.2MB

Download
memory/2072-4-0x0000000006600000-0x000000000682B000-memory.dmp

Filesize
2.2MB

Download
memory/2072-5-0x0000000006600000-0x000000000682B000-memory.dmp

Filesize
2.2MB

Download
memory/2072-17-0x0000000006600000-0x000000000682B000-memory.dmp

Filesize
2.2MB

Download
memory/2072-23-0x0000000006600000-0x000000000682B000-memory.dmp

Filesize
2.2MB

Download
memory/2072-37-0x0000000006600000-0x000000000682B000-memory.dmp

Filesize
2.2MB

Download
memory/2072-53-0x0000000006600000-0x000000000682B000-memory.dmp

Filesize
2.2MB

Download
memory/2072-67-0x0000000006600000-0x000000000682B000-memory.dmp

Filesize
2.2MB

Download
memory/2072-65-0x0000000006600000-0x000000000682B000-memory.dmp

Filesize
2.2MB

Download
memory/2072-63-0x0000000006600000-0x000000000682B000-memory.dmp

Filesize
2.2MB

Download
memory/2072-61-0x0000000006600000-0x000000000682B000-memory.dmp

Filesize
2.2MB

Download
memory/2072-41-0x0000000006600000-0x000000000682B000-memory.dmp

Filesize
2.2MB

Download
memory/2072-57-0x0000000006600000-0x000000000682B000-memory.dmp

Filesize
2.2MB

Download
memory/2072-55-0x0000000006600000-0x000000000682B000-memory.dmp

Filesize
2.2MB

Download
memory/2072-51-0x0000000006600000-0x000000000682B000-memory.dmp

Filesize
2.2MB

Download
memory/2072-49-0x0000000006600000-0x000000000682B000-memory.dmp

Filesize
2.2MB

Download
memory/2072-47-0x0000000006600000-0x000000000682B000-memory.dmp

Filesize
2.2MB

Download
memory/2072-45-0x0000000006600000-0x000000000682B000-memory.dmp

Filesize
2.2MB

Download
memory/2072-43-0x0000000006600000-0x000000000682B000-memory.dmp

Filesize
2.2MB

Download
memory/2072-59-0x0000000006600000-0x000000000682B000-memory.dmp

Filesize
2.2MB

Download
memory/2072-1-0x0000000000FE0000-0x0000000001036000-memory.dmp

Filesize
344KB

Download
memory/2072-15-0x0000000006600000-0x000000000682B000-memory.dmp

Filesize
2.2MB

Download
memory/2072-33-0x0000000006600000-0x000000000682B000-memory.dmp

Filesize
2.2MB

Download
memory/2072-31-0x0000000006600000-0x000000000682B000-memory.dmp

Filesize
2.2MB

Download
memory/2072-29-0x0000000006600000-0x000000000682B000-memory.dmp

Filesize
2.2MB

Download
memory/2072-27-0x0000000006600000-0x000000000682B000-memory.dmp

Filesize
2.2MB

Download
memory/2072-25-0x0000000006600000-0x000000000682B000-memory.dmp

Filesize
2.2MB

Download
memory/2072-21-0x0000000006600000-0x000000000682B000-memory.dmp

Filesize
2.2MB

Download
memory/2072-19-0x0000000006600000-0x000000000682B000-memory.dmp

Filesize
2.2MB

Download
memory/2072-0-0x00000000747CE000-0x00000000747CF000-memory.dmp

Filesize
4KB

Download
memory/2072-13-0x0000000006600000-0x000000000682B000-memory.dmp

Filesize
2.2MB

Download
memory/2072-11-0x0000000006600000-0x000000000682B000-memory.dmp

Filesize
2.2MB

Download
memory/2072-9-0x0000000006600000-0x000000000682B000-memory.dmp

Filesize
2.2MB

Download
memory/2072-7-0x0000000006600000-0x000000000682B000-memory.dmp

Filesize
2.2MB

Download
memory/2072-4885-0x00000000054A0000-0x00000000054EC000-memory.dmp

Filesize
304KB

Download
memory/2072-4884-0x0000000005B00000-0x0000000005B6C000-memory.dmp

Filesize
432KB

Download
memory/2072-4886-0x00000000747C0000-0x0000000074EAE000-memory.dmp

Filesize
6.9MB

Download
memory/2072-4887-0x00000000747C0000-0x0000000074EAE000-memory.dmp

Filesize
6.9MB

Download
memory/2072-4888-0x00000000747C0000-0x0000000074EAE000-memory.dmp

Filesize
6.9MB

Download
memory/2072-39-0x0000000006600000-0x000000000682B000-memory.dmp

Filesize
2.2MB

Download
memory/2072-4903-0x00000000747C0000-0x0000000074EAE000-memory.dmp

Filesize
6.9MB

Download
memory/3192-4902-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3192-4904-0x00000000747C0000-0x0000000074EAE000-memory.dmp

Filesize
6.9MB

Download
memory/3192-4905-0x00000000747C0000-0x0000000074EAE000-memory.dmp

Filesize
6.9MB

Download
memory/3192-4906-0x00000000747C0000-0x0000000074EAE000-memory.dmp

Filesize
6.9MB

Download