zgrat | 3f352445c521895812735acebb5f944cd1e88024cade5b201c562166619ffc9f

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
14-05-2024 01:12

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General

Target

3f352445c521895812735acebb5f944cd1e88024cade5b201c562166619ffc9f.exe
Size

594KB
MD5

f5fe6435df7702338b1320b55f96caa4
SHA1

fab2bbc6e43cc01217673b2753e223099c3c297f
SHA256

3f352445c521895812735acebb5f944cd1e88024cade5b201c562166619ffc9f
SHA512

4c355979435dc7519c4e4ee1a9ff6ad4be9cabcaa6b376473b039fcd785837689f16662e680b196f2b74ec689ff894175a2892206f1883e6e22ca89a292a6fab
SSDEEP

12288:Ta+kA8UkbVvyhzR8OQtgR64Hh4oPRSviJFwuHnOr387dPex:FFgkh21gR3JSviJFbnOz87dPe

Score

10^/10

zgrat agilenet execution rat

Malware Config

Signatures

Detect ZGRat V1 34 IoCs

Processes:

resource	yara_rule
behavioral1/memory/3012-2-0x0000000000B80000-0x0000000000C68000-memory.dmp	family_zgrat_v1
behavioral1/memory/3012-4-0x0000000000B80000-0x0000000000C62000-memory.dmp	family_zgrat_v1
behavioral1/memory/3012-5-0x0000000000B80000-0x0000000000C62000-memory.dmp	family_zgrat_v1
behavioral1/memory/3012-29-0x0000000000B80000-0x0000000000C62000-memory.dmp	family_zgrat_v1
behavioral1/memory/3012-45-0x0000000000B80000-0x0000000000C62000-memory.dmp	family_zgrat_v1
behavioral1/memory/3012-59-0x0000000000B80000-0x0000000000C62000-memory.dmp	family_zgrat_v1
behavioral1/memory/3012-57-0x0000000000B80000-0x0000000000C62000-memory.dmp	family_zgrat_v1
behavioral1/memory/3012-55-0x0000000000B80000-0x0000000000C62000-memory.dmp	family_zgrat_v1
behavioral1/memory/3012-53-0x0000000000B80000-0x0000000000C62000-memory.dmp	family_zgrat_v1
behavioral1/memory/3012-51-0x0000000000B80000-0x0000000000C62000-memory.dmp	family_zgrat_v1
behavioral1/memory/3012-49-0x0000000000B80000-0x0000000000C62000-memory.dmp	family_zgrat_v1
behavioral1/memory/3012-47-0x0000000000B80000-0x0000000000C62000-memory.dmp	family_zgrat_v1
behavioral1/memory/3012-43-0x0000000000B80000-0x0000000000C62000-memory.dmp	family_zgrat_v1
behavioral1/memory/3012-41-0x0000000000B80000-0x0000000000C62000-memory.dmp	family_zgrat_v1
behavioral1/memory/3012-39-0x0000000000B80000-0x0000000000C62000-memory.dmp	family_zgrat_v1
behavioral1/memory/3012-37-0x0000000000B80000-0x0000000000C62000-memory.dmp	family_zgrat_v1
behavioral1/memory/3012-35-0x0000000000B80000-0x0000000000C62000-memory.dmp	family_zgrat_v1
behavioral1/memory/3012-33-0x0000000000B80000-0x0000000000C62000-memory.dmp	family_zgrat_v1
behavioral1/memory/3012-31-0x0000000000B80000-0x0000000000C62000-memory.dmp	family_zgrat_v1
behavioral1/memory/3012-27-0x0000000000B80000-0x0000000000C62000-memory.dmp	family_zgrat_v1
behavioral1/memory/3012-25-0x0000000000B80000-0x0000000000C62000-memory.dmp	family_zgrat_v1
behavioral1/memory/3012-23-0x0000000000B80000-0x0000000000C62000-memory.dmp	family_zgrat_v1
behavioral1/memory/3012-21-0x0000000000B80000-0x0000000000C62000-memory.dmp	family_zgrat_v1
behavioral1/memory/3012-19-0x0000000000B80000-0x0000000000C62000-memory.dmp	family_zgrat_v1
behavioral1/memory/3012-17-0x0000000000B80000-0x0000000000C62000-memory.dmp	family_zgrat_v1
behavioral1/memory/3012-15-0x0000000000B80000-0x0000000000C62000-memory.dmp	family_zgrat_v1
behavioral1/memory/3012-13-0x0000000000B80000-0x0000000000C62000-memory.dmp	family_zgrat_v1
behavioral1/memory/3012-11-0x0000000000B80000-0x0000000000C62000-memory.dmp	family_zgrat_v1
behavioral1/memory/3012-9-0x0000000000B80000-0x0000000000C62000-memory.dmp	family_zgrat_v1
behavioral1/memory/3012-7-0x0000000000B80000-0x0000000000C62000-memory.dmp	family_zgrat_v1
behavioral1/memory/3012-67-0x0000000000B80000-0x0000000000C62000-memory.dmp	family_zgrat_v1
behavioral1/memory/3012-65-0x0000000000B80000-0x0000000000C62000-memory.dmp	family_zgrat_v1
behavioral1/memory/3012-63-0x0000000000B80000-0x0000000000C62000-memory.dmp	family_zgrat_v1
behavioral1/memory/3012-61-0x0000000000B80000-0x0000000000C62000-memory.dmp	family_zgrat_v1

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

Detects executables packed with Agile.NET / CliSecure 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/6984-6720-0x00000000059A0000-0x0000000005A74000-memory.dmp	INDICATOR_EXE_Packed_AgileDotNet

Downloads MZ/PE file

Drops startup file 2 IoCs

Processes:

Powershell.exe

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ooajg.exe	Powershell.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ooajg.exe	Powershell.exe

Executes dropped EXE 3 IoCs

Processes:

TypeId.exeooajg.exeooajg.exe

pid	Process
7936	TypeId.exe
6984	ooajg.exe
7404	ooajg.exe

Loads dropped DLL 1 IoCs

Processes:

ooajg.exe

pid	Process
6984	ooajg.exe

Obfuscated with Agile.Net obfuscator 1 IoCs

Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

agilenet

Processes:

resource	yara_rule
behavioral1/memory/6984-6720-0x00000000059A0000-0x0000000005A74000-memory.dmp	agile_net

Suspicious use of SetThreadContext 2 IoCs

Processes:

TypeId.exeooajg.exe

description	pid	Process	procid_target
PID 7936 set thread context of 7308	7936	TypeId.exe	31
PID 6984 set thread context of 7404	6984	ooajg.exe	37

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

Processes:

Powershell.exe

pid	Process
7296	Powershell.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

ooajg.exe

pid	Process
7404	ooajg.exe

Suspicious behavior: EnumeratesProcesses 29 IoCs

Processes:

TypeId.exeooajg.exePowershell.exe

pid	Process
7936	TypeId.exe
7936	TypeId.exe
6984	ooajg.exe
6984	ooajg.exe
6984	ooajg.exe
6984	ooajg.exe
6984	ooajg.exe
6984	ooajg.exe
6984	ooajg.exe
6984	ooajg.exe
6984	ooajg.exe
6984	ooajg.exe
6984	ooajg.exe
6984	ooajg.exe
6984	ooajg.exe
6984	ooajg.exe
6984	ooajg.exe
6984	ooajg.exe
6984	ooajg.exe
6984	ooajg.exe
6984	ooajg.exe
6984	ooajg.exe
6984	ooajg.exe
6984	ooajg.exe
6984	ooajg.exe
6984	ooajg.exe
6984	ooajg.exe
6984	ooajg.exe
7296	Powershell.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

3f352445c521895812735acebb5f944cd1e88024cade5b201c562166619ffc9f.exeTypeId.exeInstallUtil.exeooajg.exeooajg.exePowershell.exe

description	pid	Process
Token: SeDebugPrivilege	3012	3f352445c521895812735acebb5f944cd1e88024cade5b201c562166619ffc9f.exe
Token: SeDebugPrivilege	7936	TypeId.exe
Token: SeDebugPrivilege	7308	InstallUtil.exe
Token: SeDebugPrivilege	6984	ooajg.exe
Token: SeDebugPrivilege	7404	ooajg.exe
Token: SeDebugPrivilege	7296	Powershell.exe

Suspicious use of WriteProcessMemory 33 IoCs

Processes:

taskeng.exeTypeId.exeooajg.exe

description	pid	Process	procid_target
PID 7904 wrote to memory of 7936	7904	taskeng.exe	30
PID 7904 wrote to memory of 7936	7904	taskeng.exe	30
PID 7904 wrote to memory of 7936	7904	taskeng.exe	30
PID 7904 wrote to memory of 7936	7904	taskeng.exe	30
PID 7936 wrote to memory of 7308	7936	TypeId.exe	31
PID 7936 wrote to memory of 7308	7936	TypeId.exe	31
PID 7936 wrote to memory of 7308	7936	TypeId.exe	31
PID 7936 wrote to memory of 7308	7936	TypeId.exe	31
PID 7936 wrote to memory of 7308	7936	TypeId.exe	31
PID 7936 wrote to memory of 7308	7936	TypeId.exe	31
PID 7936 wrote to memory of 7308	7936	TypeId.exe	31
PID 7936 wrote to memory of 7308	7936	TypeId.exe	31
PID 7936 wrote to memory of 7308	7936	TypeId.exe	31
PID 7936 wrote to memory of 7308	7936	TypeId.exe	31
PID 7936 wrote to memory of 7308	7936	TypeId.exe	31
PID 7936 wrote to memory of 7308	7936	TypeId.exe	31
PID 7904 wrote to memory of 6984	7904	taskeng.exe	34
PID 7904 wrote to memory of 6984	7904	taskeng.exe	34
PID 7904 wrote to memory of 6984	7904	taskeng.exe	34
PID 7904 wrote to memory of 6984	7904	taskeng.exe	34
PID 6984 wrote to memory of 7296	6984	ooajg.exe	35
PID 6984 wrote to memory of 7296	6984	ooajg.exe	35
PID 6984 wrote to memory of 7296	6984	ooajg.exe	35
PID 6984 wrote to memory of 7296	6984	ooajg.exe	35
PID 6984 wrote to memory of 7404	6984	ooajg.exe	37
PID 6984 wrote to memory of 7404	6984	ooajg.exe	37
PID 6984 wrote to memory of 7404	6984	ooajg.exe	37
PID 6984 wrote to memory of 7404	6984	ooajg.exe	37
PID 6984 wrote to memory of 7404	6984	ooajg.exe	37
PID 6984 wrote to memory of 7404	6984	ooajg.exe	37
PID 6984 wrote to memory of 7404	6984	ooajg.exe	37
PID 6984 wrote to memory of 7404	6984	ooajg.exe	37
PID 6984 wrote to memory of 7404	6984	ooajg.exe	37

C:\Users\Admin\AppData\Local\Temp\3f352445c521895812735acebb5f944cd1e88024cade5b201c562166619ffc9f.exe
"C:\Users\Admin\AppData\Local\Temp\3f352445c521895812735acebb5f944cd1e88024cade5b201c562166619ffc9f.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3012

C:\Windows\system32\taskeng.exe
taskeng.exe {7152D344-5A30-44C8-AA17-4734809E4F6F} S-1-5-21-268080393-3149932598-1824759070-1000:UHRQKJCP\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:7904
- C:\Users\Admin\AppData\Local\FrameworkDisplayName\aninp\TypeId.exe
  C:\Users\Admin\AppData\Local\FrameworkDisplayName\aninp\TypeId.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:7936
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
    C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:7308
- C:\Users\Admin\AppData\Local\Temp\ooajg.exe
  C:\Users\Admin\AppData\Local\Temp\ooajg.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:6984
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
    "Powershell.exe" -ExecutionPolicy Bypass -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\ooajg.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ooajg.exe' -Force
    3⤵
    - Drops startup file
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:7296
- - C:\Users\Admin\AppData\Local\Temp\ooajg.exe
    "C:\Users\Admin\AppData\Local\Temp\ooajg.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: AddClipboardFormatListener
    - Suspicious use of AdjustPrivilegeToken
    PID:7404

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\FrameworkDisplayName\aninp\TypeId.exe

Filesize
594KB

MD5
f5fe6435df7702338b1320b55f96caa4

SHA1
fab2bbc6e43cc01217673b2753e223099c3c297f

SHA256
3f352445c521895812735acebb5f944cd1e88024cade5b201c562166619ffc9f

SHA512
4c355979435dc7519c4e4ee1a9ff6ad4be9cabcaa6b376473b039fcd785837689f16662e680b196f2b74ec689ff894175a2892206f1883e6e22ca89a292a6fab

Download Submit
C:\Users\Admin\AppData\Local\Temp\ooajg.exe

Filesize
26KB

MD5
1f90151f3470f316a645a6617534a0be

SHA1
80dd3641418ff22c353b2d1f0f4c86990cfdaee1

SHA256
aae9e126f03798f15445e8f308bbf43e9bda6a9e1ffaa9fe2dfd75eb65fef74c

SHA512
5609219d6a7ece553032589d9765e7fcf394253fa4df5d64539e231a4350bf9c8b3bfd2ec5ca1904a6584b793f3a174353261e23983f7ac428b7957379eccbcf

Download Submit
memory/3012-23-0x0000000000B80000-0x0000000000C62000-memory.dmp

Filesize
904KB

Download
memory/3012-29-0x0000000000B80000-0x0000000000C62000-memory.dmp

Filesize
904KB

Download
memory/3012-2-0x0000000000B80000-0x0000000000C68000-memory.dmp

Filesize
928KB

Download
memory/3012-3-0x0000000074A20000-0x000000007510E000-memory.dmp

Filesize
6.9MB

Download
memory/3012-4-0x0000000000B80000-0x0000000000C62000-memory.dmp

Filesize
904KB

Download
memory/3012-5-0x0000000000B80000-0x0000000000C62000-memory.dmp

Filesize
904KB

Download
memory/3012-21-0x0000000000B80000-0x0000000000C62000-memory.dmp

Filesize
904KB

Download
memory/3012-45-0x0000000000B80000-0x0000000000C62000-memory.dmp

Filesize
904KB

Download
memory/3012-59-0x0000000000B80000-0x0000000000C62000-memory.dmp

Filesize
904KB

Download
memory/3012-57-0x0000000000B80000-0x0000000000C62000-memory.dmp

Filesize
904KB

Download
memory/3012-55-0x0000000000B80000-0x0000000000C62000-memory.dmp

Filesize
904KB

Download
memory/3012-53-0x0000000000B80000-0x0000000000C62000-memory.dmp

Filesize
904KB

Download
memory/3012-51-0x0000000000B80000-0x0000000000C62000-memory.dmp

Filesize
904KB

Download
memory/3012-49-0x0000000000B80000-0x0000000000C62000-memory.dmp

Filesize
904KB

Download
memory/3012-47-0x0000000000B80000-0x0000000000C62000-memory.dmp

Filesize
904KB

Download
memory/3012-43-0x0000000000B80000-0x0000000000C62000-memory.dmp

Filesize
904KB

Download
memory/3012-41-0x0000000000B80000-0x0000000000C62000-memory.dmp

Filesize
904KB

Download
memory/3012-39-0x0000000000B80000-0x0000000000C62000-memory.dmp

Filesize
904KB

Download
memory/3012-0-0x0000000074A2E000-0x0000000074A2F000-memory.dmp

Filesize
4KB

Download
memory/3012-35-0x0000000000B80000-0x0000000000C62000-memory.dmp

Filesize
904KB

Download
memory/3012-33-0x0000000000B80000-0x0000000000C62000-memory.dmp

Filesize
904KB

Download
memory/3012-31-0x0000000000B80000-0x0000000000C62000-memory.dmp

Filesize
904KB

Download
memory/3012-27-0x0000000000B80000-0x0000000000C62000-memory.dmp

Filesize
904KB

Download
memory/3012-25-0x0000000000B80000-0x0000000000C62000-memory.dmp

Filesize
904KB

Download
memory/3012-37-0x0000000000B80000-0x0000000000C62000-memory.dmp

Filesize
904KB

Download
memory/3012-1-0x0000000000F70000-0x000000000100A000-memory.dmp

Filesize
616KB

Download
memory/3012-19-0x0000000000B80000-0x0000000000C62000-memory.dmp

Filesize
904KB

Download
memory/3012-17-0x0000000000B80000-0x0000000000C62000-memory.dmp

Filesize
904KB

Download
memory/3012-15-0x0000000000B80000-0x0000000000C62000-memory.dmp

Filesize
904KB

Download
memory/3012-13-0x0000000000B80000-0x0000000000C62000-memory.dmp

Filesize
904KB

Download
memory/3012-11-0x0000000000B80000-0x0000000000C62000-memory.dmp

Filesize
904KB

Download
memory/3012-9-0x0000000000B80000-0x0000000000C62000-memory.dmp

Filesize
904KB

Download
memory/3012-7-0x0000000000B80000-0x0000000000C62000-memory.dmp

Filesize
904KB

Download
memory/3012-67-0x0000000000B80000-0x0000000000C62000-memory.dmp

Filesize
904KB

Download
memory/3012-65-0x0000000000B80000-0x0000000000C62000-memory.dmp

Filesize
904KB

Download
memory/3012-63-0x0000000000B80000-0x0000000000C62000-memory.dmp

Filesize
904KB

Download
memory/3012-61-0x0000000000B80000-0x0000000000C62000-memory.dmp

Filesize
904KB

Download
memory/3012-2232-0x0000000000DA0000-0x0000000000DF6000-memory.dmp

Filesize
344KB

Download
memory/3012-2233-0x0000000000E00000-0x0000000000E4C000-memory.dmp

Filesize
304KB

Download
memory/3012-2234-0x0000000000E50000-0x0000000000EA4000-memory.dmp

Filesize
336KB

Download
memory/3012-2236-0x0000000074A20000-0x000000007510E000-memory.dmp

Filesize
6.9MB

Download
memory/6984-6719-0x0000000000100000-0x000000000010C000-memory.dmp

Filesize
48KB

Download
memory/6984-6720-0x00000000059A0000-0x0000000005A74000-memory.dmp

Filesize
848KB

Download
memory/7308-4485-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/7404-6737-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/7404-6738-0x0000000004150000-0x0000000004216000-memory.dmp

Filesize
792KB

Download
memory/7404-7591-0x0000000004210000-0x0000000004266000-memory.dmp

Filesize
344KB

Download
memory/7936-2239-0x000000007433E000-0x000000007433F000-memory.dmp

Filesize
4KB

Download
memory/7936-2240-0x0000000001360000-0x00000000013FA000-memory.dmp

Filesize
616KB

Download
memory/7936-2241-0x0000000074330000-0x0000000074A1E000-memory.dmp

Filesize
6.9MB

Download
memory/7936-6714-0x0000000074330000-0x0000000074A1E000-memory.dmp

Filesize
6.9MB

Download