zgrat | 9dcd2325222229aee939e07986dfd5eac660a3ad129979597707569af979ffea

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
14-03-2024 15:14

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General

Target

9e203e42aad4a23d95bddec9509f4d72.exe
Size

470KB
MD5

9e203e42aad4a23d95bddec9509f4d72
SHA1

14726a881fc956c8d3450c580da6c9b921c38bd6
SHA256

9dcd2325222229aee939e07986dfd5eac660a3ad129979597707569af979ffea
SHA512

a1add22c1fd88653a1ecfc78d708e425f9dd7e1be4b286c5d2a69994c6f46d45e16b4ceb95fd6524cfcf72742145b2588b0f90344339827d2e4e83135d7e700a
SSDEEP

6144:yuwf0+RecrdM5x4z+TLonB3MRQ0+sCOMysnHLs7kSRqebpXbq4Hy6m51py:nUyLCBckT8sHLsBqebpJH5mc

Score

10^/10

zgrat rat

Malware Config

Signatures

Detect ZGRat V1 2 IoCs

resource	yara_rule
behavioral1/memory/1968-0-0x0000000000220000-0x0000000000296000-memory.dmp	family_zgrat_v1
behavioral1/memory/1968-2-0x0000000004BA0000-0x0000000004BE0000-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 1968 set thread context of 3008	1968	9e203e42aad4a23d95bddec9509f4d72.exe	31

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2536	3008	WerFault.exe	31

Suspicious use of WriteProcessMemory 31 IoCs

description	pid	Process	procid_target
PID 1968 wrote to memory of 2256	1968	9e203e42aad4a23d95bddec9509f4d72.exe	29
PID 1968 wrote to memory of 2256	1968	9e203e42aad4a23d95bddec9509f4d72.exe	29
PID 1968 wrote to memory of 2256	1968	9e203e42aad4a23d95bddec9509f4d72.exe	29
PID 1968 wrote to memory of 2256	1968	9e203e42aad4a23d95bddec9509f4d72.exe	29
PID 1968 wrote to memory of 2256	1968	9e203e42aad4a23d95bddec9509f4d72.exe	29
PID 1968 wrote to memory of 2256	1968	9e203e42aad4a23d95bddec9509f4d72.exe	29
PID 1968 wrote to memory of 2256	1968	9e203e42aad4a23d95bddec9509f4d72.exe	29
PID 1968 wrote to memory of 2068	1968	9e203e42aad4a23d95bddec9509f4d72.exe	30
PID 1968 wrote to memory of 2068	1968	9e203e42aad4a23d95bddec9509f4d72.exe	30
PID 1968 wrote to memory of 2068	1968	9e203e42aad4a23d95bddec9509f4d72.exe	30
PID 1968 wrote to memory of 2068	1968	9e203e42aad4a23d95bddec9509f4d72.exe	30
PID 1968 wrote to memory of 2068	1968	9e203e42aad4a23d95bddec9509f4d72.exe	30
PID 1968 wrote to memory of 2068	1968	9e203e42aad4a23d95bddec9509f4d72.exe	30
PID 1968 wrote to memory of 2068	1968	9e203e42aad4a23d95bddec9509f4d72.exe	30
PID 1968 wrote to memory of 3008	1968	9e203e42aad4a23d95bddec9509f4d72.exe	31
PID 1968 wrote to memory of 3008	1968	9e203e42aad4a23d95bddec9509f4d72.exe	31
PID 1968 wrote to memory of 3008	1968	9e203e42aad4a23d95bddec9509f4d72.exe	31
PID 1968 wrote to memory of 3008	1968	9e203e42aad4a23d95bddec9509f4d72.exe	31
PID 1968 wrote to memory of 3008	1968	9e203e42aad4a23d95bddec9509f4d72.exe	31
PID 1968 wrote to memory of 3008	1968	9e203e42aad4a23d95bddec9509f4d72.exe	31
PID 1968 wrote to memory of 3008	1968	9e203e42aad4a23d95bddec9509f4d72.exe	31
PID 1968 wrote to memory of 3008	1968	9e203e42aad4a23d95bddec9509f4d72.exe	31
PID 1968 wrote to memory of 3008	1968	9e203e42aad4a23d95bddec9509f4d72.exe	31
PID 1968 wrote to memory of 3008	1968	9e203e42aad4a23d95bddec9509f4d72.exe	31
PID 1968 wrote to memory of 3008	1968	9e203e42aad4a23d95bddec9509f4d72.exe	31
PID 1968 wrote to memory of 3008	1968	9e203e42aad4a23d95bddec9509f4d72.exe	31
PID 1968 wrote to memory of 3008	1968	9e203e42aad4a23d95bddec9509f4d72.exe	31
PID 3008 wrote to memory of 2536	3008	RegAsm.exe	32
PID 3008 wrote to memory of 2536	3008	RegAsm.exe	32
PID 3008 wrote to memory of 2536	3008	RegAsm.exe	32
PID 3008 wrote to memory of 2536	3008	RegAsm.exe	32

C:\Users\Admin\AppData\Local\Temp\9e203e42aad4a23d95bddec9509f4d72.exe
"C:\Users\Admin\AppData\Local\Temp\9e203e42aad4a23d95bddec9509f4d72.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1968
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:2256
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:2068
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3008
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3008 -s 252
    3⤵
    - Program crash
    PID:2536

Network

MITRE ATT&CK Matrix

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Downloads

memory/1968-1-0x0000000074640000-0x0000000074D2E000-memory.dmp

Filesize
6.9MB

Download
memory/1968-0-0x0000000000220000-0x0000000000296000-memory.dmp

Filesize
472KB

Download
memory/1968-2-0x0000000004BA0000-0x0000000004BE0000-memory.dmp

Filesize
256KB

Download
memory/1968-6-0x0000000002190000-0x0000000004190000-memory.dmp

Filesize
32.0MB

Download
memory/1968-19-0x0000000074640000-0x0000000074D2E000-memory.dmp

Filesize
6.9MB

Download
memory/3008-15-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/3008-18-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/3008-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3008-11-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/3008-9-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/3008-8-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/3008-7-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/3008-5-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads