zgrat | f00b2b25861c0218820c23eca788881bc73c8470f59872989acf60c04cd83630

Analysis

max time kernel
136s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
04/11/2023, 21:47

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General

Target

tmp.exe
Size

812KB
MD5

140510ca012bf95c60b339b6388c2ca9
SHA1

97f4ef1024bd3c194572e8d3189f8fbf9d5cb127
SHA256

f00b2b25861c0218820c23eca788881bc73c8470f59872989acf60c04cd83630
SHA512

ee30c446d26f740d9b557f99cff04b3d471793b840b56ef769eee3011d6d2fda728a4864973ba4310e4a0d5793976b9f896c73b2d2317cdc7eec23810f4a0cf0
SSDEEP

12288:X8+/Pqc6JGU0QC6MFqRG1DOkzfAWSiXBZP6haDD5F33XUTmzFJNDVSAQ:s+/PqcFU7vMgqEOrP6haDlFHET0DMA

Score

10^/10

zgrat rat

Malware Config

Signatures

Detect ZGRat V1 34 IoCs

resource	yara_rule
behavioral2/memory/3312-7-0x0000000007980000-0x0000000007A3C000-memory.dmp	family_zgrat_v1
behavioral2/memory/3312-9-0x0000000007980000-0x0000000007A36000-memory.dmp	family_zgrat_v1
behavioral2/memory/3312-8-0x0000000007980000-0x0000000007A36000-memory.dmp	family_zgrat_v1
behavioral2/memory/3312-11-0x0000000007980000-0x0000000007A36000-memory.dmp	family_zgrat_v1
behavioral2/memory/3312-13-0x0000000007980000-0x0000000007A36000-memory.dmp	family_zgrat_v1
behavioral2/memory/3312-15-0x0000000007980000-0x0000000007A36000-memory.dmp	family_zgrat_v1
behavioral2/memory/3312-17-0x0000000007980000-0x0000000007A36000-memory.dmp	family_zgrat_v1
behavioral2/memory/3312-19-0x0000000007980000-0x0000000007A36000-memory.dmp	family_zgrat_v1
behavioral2/memory/3312-21-0x0000000007980000-0x0000000007A36000-memory.dmp	family_zgrat_v1
behavioral2/memory/3312-25-0x0000000007980000-0x0000000007A36000-memory.dmp	family_zgrat_v1
behavioral2/memory/3312-23-0x0000000007980000-0x0000000007A36000-memory.dmp	family_zgrat_v1
behavioral2/memory/3312-27-0x0000000007980000-0x0000000007A36000-memory.dmp	family_zgrat_v1
behavioral2/memory/3312-29-0x0000000007980000-0x0000000007A36000-memory.dmp	family_zgrat_v1
behavioral2/memory/3312-31-0x0000000007980000-0x0000000007A36000-memory.dmp	family_zgrat_v1
behavioral2/memory/3312-33-0x0000000007980000-0x0000000007A36000-memory.dmp	family_zgrat_v1
behavioral2/memory/3312-35-0x0000000007980000-0x0000000007A36000-memory.dmp	family_zgrat_v1
behavioral2/memory/3312-37-0x0000000007980000-0x0000000007A36000-memory.dmp	family_zgrat_v1
behavioral2/memory/3312-39-0x0000000007980000-0x0000000007A36000-memory.dmp	family_zgrat_v1
behavioral2/memory/3312-41-0x0000000007980000-0x0000000007A36000-memory.dmp	family_zgrat_v1
behavioral2/memory/3312-43-0x0000000007980000-0x0000000007A36000-memory.dmp	family_zgrat_v1
behavioral2/memory/3312-45-0x0000000007980000-0x0000000007A36000-memory.dmp	family_zgrat_v1
behavioral2/memory/3312-47-0x0000000007980000-0x0000000007A36000-memory.dmp	family_zgrat_v1
behavioral2/memory/3312-49-0x0000000007980000-0x0000000007A36000-memory.dmp	family_zgrat_v1
behavioral2/memory/3312-51-0x0000000007980000-0x0000000007A36000-memory.dmp	family_zgrat_v1
behavioral2/memory/3312-53-0x0000000007980000-0x0000000007A36000-memory.dmp	family_zgrat_v1
behavioral2/memory/3312-55-0x0000000007980000-0x0000000007A36000-memory.dmp	family_zgrat_v1
behavioral2/memory/3312-57-0x0000000007980000-0x0000000007A36000-memory.dmp	family_zgrat_v1
behavioral2/memory/3312-59-0x0000000007980000-0x0000000007A36000-memory.dmp	family_zgrat_v1
behavioral2/memory/3312-61-0x0000000007980000-0x0000000007A36000-memory.dmp	family_zgrat_v1
behavioral2/memory/3312-63-0x0000000007980000-0x0000000007A36000-memory.dmp	family_zgrat_v1
behavioral2/memory/3312-65-0x0000000007980000-0x0000000007A36000-memory.dmp	family_zgrat_v1
behavioral2/memory/3312-67-0x0000000007980000-0x0000000007A36000-memory.dmp	family_zgrat_v1
behavioral2/memory/3312-69-0x0000000007980000-0x0000000007A36000-memory.dmp	family_zgrat_v1
behavioral2/memory/3312-71-0x0000000007980000-0x0000000007A36000-memory.dmp	family_zgrat_v1

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3312 set thread context of 1948	3312	tmp.exe	98

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3944	1948	WerFault.exe	98

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3312	tmp.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3312 wrote to memory of 1948	3312	tmp.exe	98
PID 3312 wrote to memory of 1948	3312	tmp.exe	98
PID 3312 wrote to memory of 1948	3312	tmp.exe	98
PID 3312 wrote to memory of 1948	3312	tmp.exe	98
PID 3312 wrote to memory of 1948	3312	tmp.exe	98
PID 3312 wrote to memory of 1948	3312	tmp.exe	98
PID 3312 wrote to memory of 1948	3312	tmp.exe	98
PID 3312 wrote to memory of 1948	3312	tmp.exe	98

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3312
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  2⤵
  PID:1948
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1948 -s 572
    3⤵
    - Program crash
    PID:3944

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 1948 -ip 1948
1⤵
PID:4516

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/3312-0-0x0000000074D10000-0x00000000754C0000-memory.dmp

Filesize
7.7MB

Download
memory/3312-1-0x0000000000660000-0x0000000000732000-memory.dmp

Filesize
840KB

Download
memory/3312-2-0x0000000005770000-0x0000000005D14000-memory.dmp

Filesize
5.6MB

Download
memory/3312-3-0x00000000050D0000-0x0000000005162000-memory.dmp

Filesize
584KB

Download
memory/3312-4-0x0000000005080000-0x0000000005090000-memory.dmp

Filesize
64KB

Download
memory/3312-5-0x0000000005190000-0x000000000519A000-memory.dmp

Filesize
40KB

Download
memory/3312-6-0x0000000074D10000-0x00000000754C0000-memory.dmp

Filesize
7.7MB

Download
memory/3312-7-0x0000000007980000-0x0000000007A3C000-memory.dmp

Filesize
752KB

Download
memory/3312-9-0x0000000007980000-0x0000000007A36000-memory.dmp

Filesize
728KB

Download
memory/3312-8-0x0000000007980000-0x0000000007A36000-memory.dmp

Filesize
728KB

Download
memory/3312-11-0x0000000007980000-0x0000000007A36000-memory.dmp

Filesize
728KB

Download
memory/3312-13-0x0000000007980000-0x0000000007A36000-memory.dmp

Filesize
728KB

Download
memory/3312-15-0x0000000007980000-0x0000000007A36000-memory.dmp

Filesize
728KB

Download
memory/3312-17-0x0000000007980000-0x0000000007A36000-memory.dmp

Filesize
728KB

Download
memory/3312-19-0x0000000007980000-0x0000000007A36000-memory.dmp

Filesize
728KB

Download
memory/3312-21-0x0000000007980000-0x0000000007A36000-memory.dmp

Filesize
728KB

Download
memory/3312-25-0x0000000007980000-0x0000000007A36000-memory.dmp

Filesize
728KB

Download
memory/3312-23-0x0000000007980000-0x0000000007A36000-memory.dmp

Filesize
728KB

Download
memory/3312-27-0x0000000007980000-0x0000000007A36000-memory.dmp

Filesize
728KB

Download
memory/3312-29-0x0000000007980000-0x0000000007A36000-memory.dmp

Filesize
728KB

Download
memory/3312-31-0x0000000007980000-0x0000000007A36000-memory.dmp

Filesize
728KB

Download
memory/3312-33-0x0000000007980000-0x0000000007A36000-memory.dmp

Filesize
728KB

Download
memory/3312-35-0x0000000007980000-0x0000000007A36000-memory.dmp

Filesize
728KB

Download
memory/3312-37-0x0000000007980000-0x0000000007A36000-memory.dmp

Filesize
728KB

Download
memory/3312-39-0x0000000007980000-0x0000000007A36000-memory.dmp

Filesize
728KB

Download
memory/3312-41-0x0000000007980000-0x0000000007A36000-memory.dmp

Filesize
728KB

Download
memory/3312-43-0x0000000007980000-0x0000000007A36000-memory.dmp

Filesize
728KB

Download
memory/3312-45-0x0000000007980000-0x0000000007A36000-memory.dmp

Filesize
728KB

Download
memory/3312-47-0x0000000007980000-0x0000000007A36000-memory.dmp

Filesize
728KB

Download
memory/3312-49-0x0000000007980000-0x0000000007A36000-memory.dmp

Filesize
728KB

Download
memory/3312-51-0x0000000007980000-0x0000000007A36000-memory.dmp

Filesize
728KB

Download
memory/3312-53-0x0000000007980000-0x0000000007A36000-memory.dmp

Filesize
728KB

Download
memory/3312-55-0x0000000007980000-0x0000000007A36000-memory.dmp

Filesize
728KB

Download
memory/3312-57-0x0000000007980000-0x0000000007A36000-memory.dmp

Filesize
728KB

Download
memory/3312-59-0x0000000007980000-0x0000000007A36000-memory.dmp

Filesize
728KB

Download
memory/3312-61-0x0000000007980000-0x0000000007A36000-memory.dmp

Filesize
728KB

Download
memory/3312-63-0x0000000007980000-0x0000000007A36000-memory.dmp

Filesize
728KB

Download
memory/3312-65-0x0000000007980000-0x0000000007A36000-memory.dmp

Filesize
728KB

Download
memory/3312-67-0x0000000007980000-0x0000000007A36000-memory.dmp

Filesize
728KB

Download
memory/3312-69-0x0000000007980000-0x0000000007A36000-memory.dmp

Filesize
728KB

Download
memory/3312-71-0x0000000007980000-0x0000000007A36000-memory.dmp

Filesize
728KB

Download
memory/3312-790-0x0000000005080000-0x0000000005090000-memory.dmp

Filesize
64KB

Download
memory/3312-1085-0x0000000007BA0000-0x0000000007BA1000-memory.dmp

Filesize
4KB

Download
memory/3312-1086-0x0000000007C10000-0x0000000007C46000-memory.dmp

Filesize
216KB

Download
memory/3312-1087-0x0000000007C50000-0x0000000007C9C000-memory.dmp

Filesize
304KB

Download
memory/3312-1094-0x0000000074D10000-0x00000000754C0000-memory.dmp

Filesize
7.7MB

Download