zgrat | 62990bd81297a42bf5348c15a196e488a531420d12869392c5bd0724ca997c9d

Analysis

max time kernel
121s
max time network
141s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
13-05-2024 07:22

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General

Target

1885cacfae37edb28b438588771fb03f.exe
Size

439KB
MD5

1885cacfae37edb28b438588771fb03f
SHA1

b8b86b6ddc681a9333628f344875d9d33fee7185
SHA256

62990bd81297a42bf5348c15a196e488a531420d12869392c5bd0724ca997c9d
SHA512

afc2b931689f21c1b7770735f2292c2fa667b86123354d8409d264118e1908f22dddd58fc17545e9feaae786c2414133923c2170be879ff502398f87c556d57e
SSDEEP

6144:NZi9pP2JNMv8P4WyKNh6xzRnM3VVYijO9Wi7XMJRAc3ewc5n5:NZibPoKv6fNhEFMDBMWY3cu/5

Score

10^/10

zgrat persistence rat spyware stealer

Malware Config

Signatures

Detect ZGRat V1 34 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2060-2-0x000000001ADA0000-0x000000001AE7C000-memory.dmp	family_zgrat_v1
behavioral1/memory/2060-4-0x000000001ADA0000-0x000000001AE77000-memory.dmp	family_zgrat_v1
behavioral1/memory/2060-5-0x000000001ADA0000-0x000000001AE77000-memory.dmp	family_zgrat_v1
behavioral1/memory/2060-9-0x000000001ADA0000-0x000000001AE77000-memory.dmp	family_zgrat_v1
behavioral1/memory/2060-11-0x000000001ADA0000-0x000000001AE77000-memory.dmp	family_zgrat_v1
behavioral1/memory/2060-13-0x000000001ADA0000-0x000000001AE77000-memory.dmp	family_zgrat_v1
behavioral1/memory/2060-15-0x000000001ADA0000-0x000000001AE77000-memory.dmp	family_zgrat_v1
behavioral1/memory/2060-19-0x000000001ADA0000-0x000000001AE77000-memory.dmp	family_zgrat_v1
behavioral1/memory/2060-21-0x000000001ADA0000-0x000000001AE77000-memory.dmp	family_zgrat_v1
behavioral1/memory/2060-23-0x000000001ADA0000-0x000000001AE77000-memory.dmp	family_zgrat_v1
behavioral1/memory/2060-25-0x000000001ADA0000-0x000000001AE77000-memory.dmp	family_zgrat_v1
behavioral1/memory/2060-27-0x000000001ADA0000-0x000000001AE77000-memory.dmp	family_zgrat_v1
behavioral1/memory/2060-17-0x000000001ADA0000-0x000000001AE77000-memory.dmp	family_zgrat_v1
behavioral1/memory/2060-7-0x000000001ADA0000-0x000000001AE77000-memory.dmp	family_zgrat_v1
behavioral1/memory/2060-37-0x000000001ADA0000-0x000000001AE77000-memory.dmp	family_zgrat_v1
behavioral1/memory/2060-59-0x000000001ADA0000-0x000000001AE77000-memory.dmp	family_zgrat_v1
behavioral1/memory/2060-65-0x000000001ADA0000-0x000000001AE77000-memory.dmp	family_zgrat_v1
behavioral1/memory/2060-29-0x000000001ADA0000-0x000000001AE77000-memory.dmp	family_zgrat_v1
behavioral1/memory/2060-39-0x000000001ADA0000-0x000000001AE77000-memory.dmp	family_zgrat_v1
behavioral1/memory/2060-47-0x000000001ADA0000-0x000000001AE77000-memory.dmp	family_zgrat_v1
behavioral1/memory/2060-49-0x000000001ADA0000-0x000000001AE77000-memory.dmp	family_zgrat_v1
behavioral1/memory/2060-51-0x000000001ADA0000-0x000000001AE77000-memory.dmp	family_zgrat_v1
behavioral1/memory/2060-53-0x000000001ADA0000-0x000000001AE77000-memory.dmp	family_zgrat_v1
behavioral1/memory/2060-57-0x000000001ADA0000-0x000000001AE77000-memory.dmp	family_zgrat_v1
behavioral1/memory/2060-55-0x000000001ADA0000-0x000000001AE77000-memory.dmp	family_zgrat_v1
behavioral1/memory/2060-67-0x000000001ADA0000-0x000000001AE77000-memory.dmp	family_zgrat_v1
behavioral1/memory/2060-63-0x000000001ADA0000-0x000000001AE77000-memory.dmp	family_zgrat_v1
behavioral1/memory/2060-61-0x000000001ADA0000-0x000000001AE77000-memory.dmp	family_zgrat_v1
behavioral1/memory/2060-45-0x000000001ADA0000-0x000000001AE77000-memory.dmp	family_zgrat_v1
behavioral1/memory/2060-43-0x000000001ADA0000-0x000000001AE77000-memory.dmp	family_zgrat_v1
behavioral1/memory/2060-41-0x000000001ADA0000-0x000000001AE77000-memory.dmp	family_zgrat_v1
behavioral1/memory/2060-35-0x000000001ADA0000-0x000000001AE77000-memory.dmp	family_zgrat_v1
behavioral1/memory/2060-33-0x000000001ADA0000-0x000000001AE77000-memory.dmp	family_zgrat_v1
behavioral1/memory/2060-31-0x000000001ADA0000-0x000000001AE77000-memory.dmp	family_zgrat_v1

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

Processes:

powershell.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Windows\CurrentVersion\Run\1885cacfae37edb28b438588771fb03f = "C:\\Users\\Admin\\AppData\\Roaming\\1885cacfae37edb28b438588771fb03f.exe"	powershell.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

powershell.exe

pid	Process
7356	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

1885cacfae37edb28b438588771fb03f.exepowershell.exe

description	pid	Process
Token: SeDebugPrivilege	2060	1885cacfae37edb28b438588771fb03f.exe
Token: SeDebugPrivilege	7356	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

1885cacfae37edb28b438588771fb03f.exe

description	pid	Process	procid_target
PID 2060 wrote to memory of 7356	2060	1885cacfae37edb28b438588771fb03f.exe	29
PID 2060 wrote to memory of 7356	2060	1885cacfae37edb28b438588771fb03f.exe	29
PID 2060 wrote to memory of 7356	2060	1885cacfae37edb28b438588771fb03f.exe	29

C:\Users\Admin\AppData\Local\Temp\1885cacfae37edb28b438588771fb03f.exe
"C:\Users\Admin\AppData\Local\Temp\1885cacfae37edb28b438588771fb03f.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2060
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" Remove-ItemProperty -Path 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Run' -Name '1885cacfae37edb28b438588771fb03f';New-ItemProperty -Path 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Run' -Name '1885cacfae37edb28b438588771fb03f' -Value '"C:\Users\Admin\AppData\Roaming\1885cacfae37edb28b438588771fb03f.exe"' -PropertyType 'String'
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:7356

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

Discovery

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\Cab3B6D.tmp

Filesize
68KB

MD5
29f65ba8e88c063813cc50a4ea544e93

SHA1
05a7040d5c127e68c25d81cc51271ffb8bef3568

SHA256
1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

SHA512
e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

Download Submit
memory/2060-53-0x000000001ADA0000-0x000000001AE77000-memory.dmp

Filesize
860KB

Download
memory/2060-9-0x000000001ADA0000-0x000000001AE77000-memory.dmp

Filesize
860KB

Download
memory/2060-2-0x000000001ADA0000-0x000000001AE7C000-memory.dmp

Filesize
880KB

Download
memory/2060-3-0x000007FEF5A30000-0x000007FEF641C000-memory.dmp

Filesize
9.9MB

Download
memory/2060-4-0x000000001ADA0000-0x000000001AE77000-memory.dmp

Filesize
860KB

Download
memory/2060-5-0x000000001ADA0000-0x000000001AE77000-memory.dmp

Filesize
860KB

Download
memory/2060-0-0x000007FEF5A33000-0x000007FEF5A34000-memory.dmp

Filesize
4KB

Download
memory/2060-11-0x000000001ADA0000-0x000000001AE77000-memory.dmp

Filesize
860KB

Download
memory/2060-13-0x000000001ADA0000-0x000000001AE77000-memory.dmp

Filesize
860KB

Download
memory/2060-15-0x000000001ADA0000-0x000000001AE77000-memory.dmp

Filesize
860KB

Download
memory/2060-19-0x000000001ADA0000-0x000000001AE77000-memory.dmp

Filesize
860KB

Download
memory/2060-21-0x000000001ADA0000-0x000000001AE77000-memory.dmp

Filesize
860KB

Download
memory/2060-23-0x000000001ADA0000-0x000000001AE77000-memory.dmp

Filesize
860KB

Download
memory/2060-25-0x000000001ADA0000-0x000000001AE77000-memory.dmp

Filesize
860KB

Download
memory/2060-27-0x000000001ADA0000-0x000000001AE77000-memory.dmp

Filesize
860KB

Download
memory/2060-17-0x000000001ADA0000-0x000000001AE77000-memory.dmp

Filesize
860KB

Download
memory/2060-7-0x000000001ADA0000-0x000000001AE77000-memory.dmp

Filesize
860KB

Download
memory/2060-37-0x000000001ADA0000-0x000000001AE77000-memory.dmp

Filesize
860KB

Download
memory/2060-51-0x000000001ADA0000-0x000000001AE77000-memory.dmp

Filesize
860KB

Download
memory/2060-65-0x000000001ADA0000-0x000000001AE77000-memory.dmp

Filesize
860KB

Download
memory/2060-29-0x000000001ADA0000-0x000000001AE77000-memory.dmp

Filesize
860KB

Download
memory/2060-39-0x000000001ADA0000-0x000000001AE77000-memory.dmp

Filesize
860KB

Download
memory/2060-47-0x000000001ADA0000-0x000000001AE77000-memory.dmp

Filesize
860KB

Download
memory/2060-49-0x000000001ADA0000-0x000000001AE77000-memory.dmp

Filesize
860KB

Download
memory/2060-59-0x000000001ADA0000-0x000000001AE77000-memory.dmp

Filesize
860KB

Download
memory/2060-1-0x0000000000BC0000-0x0000000000C34000-memory.dmp

Filesize
464KB

Download
memory/2060-57-0x000000001ADA0000-0x000000001AE77000-memory.dmp

Filesize
860KB

Download
memory/2060-55-0x000000001ADA0000-0x000000001AE77000-memory.dmp

Filesize
860KB

Download
memory/2060-67-0x000000001ADA0000-0x000000001AE77000-memory.dmp

Filesize
860KB

Download
memory/2060-63-0x000000001ADA0000-0x000000001AE77000-memory.dmp

Filesize
860KB

Download
memory/2060-61-0x000000001ADA0000-0x000000001AE77000-memory.dmp

Filesize
860KB

Download
memory/2060-45-0x000000001ADA0000-0x000000001AE77000-memory.dmp

Filesize
860KB

Download
memory/2060-43-0x000000001ADA0000-0x000000001AE77000-memory.dmp

Filesize
860KB

Download
memory/2060-41-0x000000001ADA0000-0x000000001AE77000-memory.dmp

Filesize
860KB

Download
memory/2060-35-0x000000001ADA0000-0x000000001AE77000-memory.dmp

Filesize
860KB

Download
memory/2060-33-0x000000001ADA0000-0x000000001AE77000-memory.dmp

Filesize
860KB

Download
memory/2060-31-0x000000001ADA0000-0x000000001AE77000-memory.dmp

Filesize
860KB

Download
memory/2060-6318-0x000007FEF5A30000-0x000007FEF641C000-memory.dmp

Filesize
9.9MB

Download
memory/2060-6332-0x000000001AD20000-0x000000001ADA0000-memory.dmp

Filesize
512KB

Download
memory/2060-6349-0x000007FEF5A33000-0x000007FEF5A34000-memory.dmp

Filesize
4KB

Download
memory/2060-6350-0x000007FEF5A30000-0x000007FEF641C000-memory.dmp

Filesize
9.9MB

Download
memory/2060-6351-0x000007FEF5A30000-0x000007FEF641C000-memory.dmp

Filesize
9.9MB

Download
memory/2060-6352-0x000000001AD20000-0x000000001ADA0000-memory.dmp

Filesize
512KB

Download
memory/7356-6324-0x000007FEEE950000-0x000007FEEF2ED000-memory.dmp

Filesize
9.6MB

Download
memory/7356-6325-0x000007FEEE950000-0x000007FEEF2ED000-memory.dmp

Filesize
9.6MB

Download
memory/7356-6323-0x000007FEEEC0E000-0x000007FEEEC0F000-memory.dmp

Filesize
4KB

Download
memory/7356-6326-0x000000001B620000-0x000000001B902000-memory.dmp

Filesize
2.9MB

Download
memory/7356-6327-0x000007FEEE950000-0x000007FEEF2ED000-memory.dmp

Filesize
9.6MB

Download
memory/7356-6328-0x0000000002240000-0x0000000002248000-memory.dmp

Filesize
32KB

Download
memory/7356-6329-0x000007FEEE950000-0x000007FEEF2ED000-memory.dmp

Filesize
9.6MB

Download
memory/7356-6330-0x000007FEEE950000-0x000007FEEF2ED000-memory.dmp

Filesize
9.6MB

Download