zgrat | 2a111b1a6650ea6e6b369583f8afe1bf8c5bb6164cb12f8e833d0638c1c2deaf

Analysis

max time kernel
145s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
14-05-2024 04:47

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General

Target

2a111b1a6650ea6e6b369583f8afe1bf8c5bb6164cb12f8e833d0638c1c2deaf.exe
Size

596KB
MD5

db537a09e0185f8b941af6a5d2ceda40
SHA1

8747013070a23b3d9dd386c1baab0cb79cff3786
SHA256

2a111b1a6650ea6e6b369583f8afe1bf8c5bb6164cb12f8e833d0638c1c2deaf
SHA512

1ecd816a35c50ccbb78a3911d517fe292c4ac8431cc54446ffd3136657dc0d1cc793800c5c5bef31cd76847c0c2cf1968c87f68b841a4bd245e1ced7ab3a37c7
SSDEEP

12288:Z48Xz4N3jJuKiMGejML/ldDKdgM/pMp00TIhmP8mWdCcLxUX0M39F+n:ePNT0KR/MqdgMhr6IhmkmWXuEM3Cn

Score

10^/10

zgrat agilenet execution rat

Malware Config

Signatures

Detect ZGRat V1 34 IoCs

resource	yara_rule
behavioral1/memory/4908-2-0x00000000054F0000-0x00000000055D8000-memory.dmp	family_zgrat_v1
behavioral1/memory/4908-17-0x00000000054F0000-0x00000000055D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/4908-11-0x00000000054F0000-0x00000000055D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/4908-67-0x00000000054F0000-0x00000000055D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/4908-65-0x00000000054F0000-0x00000000055D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/4908-63-0x00000000054F0000-0x00000000055D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/4908-61-0x00000000054F0000-0x00000000055D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/4908-59-0x00000000054F0000-0x00000000055D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/4908-55-0x00000000054F0000-0x00000000055D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/4908-53-0x00000000054F0000-0x00000000055D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/4908-51-0x00000000054F0000-0x00000000055D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/4908-49-0x00000000054F0000-0x00000000055D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/4908-47-0x00000000054F0000-0x00000000055D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/4908-43-0x00000000054F0000-0x00000000055D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/4908-41-0x00000000054F0000-0x00000000055D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/4908-39-0x00000000054F0000-0x00000000055D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/4908-35-0x00000000054F0000-0x00000000055D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/4908-33-0x00000000054F0000-0x00000000055D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/4908-31-0x00000000054F0000-0x00000000055D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/4908-29-0x00000000054F0000-0x00000000055D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/4908-25-0x00000000054F0000-0x00000000055D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/4908-24-0x00000000054F0000-0x00000000055D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/4908-21-0x00000000054F0000-0x00000000055D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/4908-9-0x00000000054F0000-0x00000000055D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/4908-7-0x00000000054F0000-0x00000000055D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/4908-57-0x00000000054F0000-0x00000000055D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/4908-45-0x00000000054F0000-0x00000000055D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/4908-38-0x00000000054F0000-0x00000000055D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/4908-27-0x00000000054F0000-0x00000000055D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/4908-20-0x00000000054F0000-0x00000000055D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/4908-4-0x00000000054F0000-0x00000000055D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/4908-15-0x00000000054F0000-0x00000000055D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/4908-13-0x00000000054F0000-0x00000000055D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/4908-5-0x00000000054F0000-0x00000000055D2000-memory.dmp	family_zgrat_v1

ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat
Downloads MZ/PE file

Drops startup file 2 IoCs

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

Executes dropped EXE 3 IoCs

pid	Process
812	xfykyumig.exe
1148	xfykyumig.exe
872	xfykyumig.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

resource	yara_rule
behavioral1/memory/812-2219-0x0000000006BD0000-0x0000000006CD4000-memory.dmp	agile_net

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 812 set thread context of 872	812	xfykyumig.exe	93

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
2184	Powershell.exe

Suspicious behavior: EnumeratesProcesses 30 IoCs

pid	Process
812	xfykyumig.exe
812	xfykyumig.exe
812	xfykyumig.exe
812	xfykyumig.exe
812	xfykyumig.exe
812	xfykyumig.exe
812	xfykyumig.exe
812	xfykyumig.exe
812	xfykyumig.exe
812	xfykyumig.exe
812	xfykyumig.exe
812	xfykyumig.exe
812	xfykyumig.exe
812	xfykyumig.exe
812	xfykyumig.exe
812	xfykyumig.exe
812	xfykyumig.exe
812	xfykyumig.exe
2184	Powershell.exe
812	xfykyumig.exe
812	xfykyumig.exe
812	xfykyumig.exe
812	xfykyumig.exe
812	xfykyumig.exe
812	xfykyumig.exe
812	xfykyumig.exe
812	xfykyumig.exe
812	xfykyumig.exe
812	xfykyumig.exe
2184	Powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	4908	2a111b1a6650ea6e6b369583f8afe1bf8c5bb6164cb12f8e833d0638c1c2deaf.exe
Token: SeDebugPrivilege	812	xfykyumig.exe
Token: SeDebugPrivilege	2184	Powershell.exe
Token: SeDebugPrivilege	872	xfykyumig.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 812 wrote to memory of 2184	812	xfykyumig.exe	90
PID 812 wrote to memory of 2184	812	xfykyumig.exe	90
PID 812 wrote to memory of 2184	812	xfykyumig.exe	90
PID 812 wrote to memory of 1148	812	xfykyumig.exe	92
PID 812 wrote to memory of 1148	812	xfykyumig.exe	92
PID 812 wrote to memory of 1148	812	xfykyumig.exe	92
PID 812 wrote to memory of 872	812	xfykyumig.exe	93
PID 812 wrote to memory of 872	812	xfykyumig.exe	93
PID 812 wrote to memory of 872	812	xfykyumig.exe	93
PID 812 wrote to memory of 872	812	xfykyumig.exe	93
PID 812 wrote to memory of 872	812	xfykyumig.exe	93
PID 812 wrote to memory of 872	812	xfykyumig.exe	93
PID 812 wrote to memory of 872	812	xfykyumig.exe	93
PID 812 wrote to memory of 872	812	xfykyumig.exe	93

C:\Users\Admin\AppData\Local\Temp\2a111b1a6650ea6e6b369583f8afe1bf8c5bb6164cb12f8e833d0638c1c2deaf.exe
"C:\Users\Admin\AppData\Local\Temp\2a111b1a6650ea6e6b369583f8afe1bf8c5bb6164cb12f8e833d0638c1c2deaf.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4908

C:\Users\Admin\AppData\Local\Temp\xfykyumig.exe
C:\Users\Admin\AppData\Local\Temp\xfykyumig.exe
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:812
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
  "Powershell.exe" -ExecutionPolicy Bypass -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\xfykyumig.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\xfykyumig.exe' -Force
  2⤵
  - Drops startup file
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2184
- C:\Users\Admin\AppData\Local\Temp\xfykyumig.exe
  "C:\Users\Admin\AppData\Local\Temp\xfykyumig.exe"
  2⤵
  - Executes dropped EXE
  PID:1148
- C:\Users\Admin\AppData\Local\Temp\xfykyumig.exe
  "C:\Users\Admin\AppData\Local\Temp\xfykyumig.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:872

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\Microsoft\CLR_v4.0_32\UsageLogs\xfykyumig.exe.log

Filesize
1KB

MD5
1b9a6ab9c65f5dbebe86628f9e204a59

SHA1
f951357f15738b132682e84081602e68c49c676e

SHA256
27fd9ebf0884562dedf4289f7b19b3c479b83fae4438f37bc76994ce79d14555

SHA512
24d7e6280d3eca65e4eb001773fb44d48b77778ff64af36a263f80960be189b3bc6675c109630a315619c5e80e00889bb15a548a1fa1c769505337eacc5bcad2

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_vuuaoaia.xdc.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

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

Filesize
97KB

MD5
06d8a1accf0a9b34aaee3e1ec50552f0

SHA1
f04d0ecade66d957198bfecc301e5e91e6896189

SHA256
538d1dcf99d55168d325f67d6032c5167aad3b7493aec9a44beb55076b86042c

SHA512
1b2a46e248eef8f5083b7ac35e708a587b248f43d393df154b5e06cb2c867707c53b89a480d7433e7fefa9d8a3f854b2b1a195b2f83755eafbeca0c51a897dca

Download Submit
memory/812-2221-0x0000000007030000-0x00000000070CC000-memory.dmp

Filesize
624KB

Download
memory/812-2215-0x00000000053A0000-0x0000000005432000-memory.dmp

Filesize
584KB

Download
memory/812-2212-0x0000000000A80000-0x0000000000A9E000-memory.dmp

Filesize
120KB

Download
memory/812-2220-0x0000000006D50000-0x0000000006D5A000-memory.dmp

Filesize
40KB

Download
memory/812-2213-0x0000000075010000-0x00000000757C0000-memory.dmp

Filesize
7.7MB

Download
memory/812-2219-0x0000000006BD0000-0x0000000006CD4000-memory.dmp

Filesize
1.0MB

Download
memory/812-2214-0x0000000005950000-0x0000000005EF4000-memory.dmp

Filesize
5.6MB

Download
memory/812-2218-0x00000000056C0000-0x00000000056DE000-memory.dmp

Filesize
120KB

Download
memory/812-2243-0x0000000075010000-0x00000000757C0000-memory.dmp

Filesize
7.7MB

Download
memory/812-2216-0x0000000005310000-0x0000000005386000-memory.dmp

Filesize
472KB

Download
memory/812-2217-0x0000000075010000-0x00000000757C0000-memory.dmp

Filesize
7.7MB

Download
memory/872-4566-0x00000000059E0000-0x0000000005A7E000-memory.dmp

Filesize
632KB

Download
memory/872-2246-0x0000000000400000-0x00000000004D8000-memory.dmp

Filesize
864KB

Download
memory/872-2248-0x0000000005670000-0x0000000005786000-memory.dmp

Filesize
1.1MB

Download
memory/2184-2244-0x0000000006720000-0x000000000673E000-memory.dmp

Filesize
120KB

Download
memory/2184-4361-0x0000000075010000-0x00000000757C0000-memory.dmp

Filesize
7.7MB

Download
memory/2184-2223-0x0000000075010000-0x00000000757C0000-memory.dmp

Filesize
7.7MB

Download
memory/2184-2222-0x0000000002DA0000-0x0000000002DD6000-memory.dmp

Filesize
216KB

Download
memory/2184-2225-0x0000000075010000-0x00000000757C0000-memory.dmp

Filesize
7.7MB

Download
memory/2184-2226-0x0000000075010000-0x00000000757C0000-memory.dmp

Filesize
7.7MB

Download
memory/2184-2227-0x00000000056F0000-0x0000000005712000-memory.dmp

Filesize
136KB

Download
memory/2184-2224-0x0000000005780000-0x0000000005DA8000-memory.dmp

Filesize
6.2MB

Download
memory/2184-2233-0x0000000005FE0000-0x0000000006046000-memory.dmp

Filesize
408KB

Download
memory/2184-2241-0x00000000060C0000-0x0000000006414000-memory.dmp

Filesize
3.3MB

Download
memory/2184-3841-0x0000000006C30000-0x0000000006C4A000-memory.dmp

Filesize
104KB

Download
memory/2184-3844-0x0000000007920000-0x0000000007942000-memory.dmp

Filesize
136KB

Download
memory/2184-2247-0x00000000067D0000-0x000000000681C000-memory.dmp

Filesize
304KB

Download
memory/2184-3840-0x0000000006CA0000-0x0000000006D36000-memory.dmp

Filesize
600KB

Download
memory/4908-39-0x00000000054F0000-0x00000000055D2000-memory.dmp

Filesize
904KB

Download
memory/4908-33-0x00000000054F0000-0x00000000055D2000-memory.dmp

Filesize
904KB

Download
memory/4908-4-0x00000000054F0000-0x00000000055D2000-memory.dmp

Filesize
904KB

Download
memory/4908-15-0x00000000054F0000-0x00000000055D2000-memory.dmp

Filesize
904KB

Download
memory/4908-13-0x00000000054F0000-0x00000000055D2000-memory.dmp

Filesize
904KB

Download
memory/4908-5-0x00000000054F0000-0x00000000055D2000-memory.dmp

Filesize
904KB

Download
memory/4908-2204-0x0000000005480000-0x00000000054D6000-memory.dmp

Filesize
344KB

Download
memory/4908-2205-0x0000000005660000-0x00000000056AC000-memory.dmp

Filesize
304KB

Download
memory/4908-2206-0x0000000005760000-0x00000000057C6000-memory.dmp

Filesize
408KB

Download
memory/4908-2207-0x0000000005D40000-0x0000000005D94000-memory.dmp

Filesize
336KB

Download
memory/4908-27-0x00000000054F0000-0x00000000055D2000-memory.dmp

Filesize
904KB

Download
memory/4908-38-0x00000000054F0000-0x00000000055D2000-memory.dmp

Filesize
904KB

Download
memory/4908-45-0x00000000054F0000-0x00000000055D2000-memory.dmp

Filesize
904KB

Download
memory/4908-57-0x00000000054F0000-0x00000000055D2000-memory.dmp

Filesize
904KB

Download
memory/4908-7-0x00000000054F0000-0x00000000055D2000-memory.dmp

Filesize
904KB

Download
memory/4908-9-0x00000000054F0000-0x00000000055D2000-memory.dmp

Filesize
904KB

Download
memory/4908-21-0x00000000054F0000-0x00000000055D2000-memory.dmp

Filesize
904KB

Download
memory/4908-24-0x00000000054F0000-0x00000000055D2000-memory.dmp

Filesize
904KB

Download
memory/4908-25-0x00000000054F0000-0x00000000055D2000-memory.dmp

Filesize
904KB

Download
memory/4908-29-0x00000000054F0000-0x00000000055D2000-memory.dmp

Filesize
904KB

Download
memory/4908-31-0x00000000054F0000-0x00000000055D2000-memory.dmp

Filesize
904KB

Download
memory/4908-20-0x00000000054F0000-0x00000000055D2000-memory.dmp

Filesize
904KB

Download
memory/4908-35-0x00000000054F0000-0x00000000055D2000-memory.dmp

Filesize
904KB

Download
memory/4908-0-0x000000007501E000-0x000000007501F000-memory.dmp

Filesize
4KB

Download
memory/4908-41-0x00000000054F0000-0x00000000055D2000-memory.dmp

Filesize
904KB

Download
memory/4908-43-0x00000000054F0000-0x00000000055D2000-memory.dmp

Filesize
904KB

Download
memory/4908-47-0x00000000054F0000-0x00000000055D2000-memory.dmp

Filesize
904KB

Download
memory/4908-49-0x00000000054F0000-0x00000000055D2000-memory.dmp

Filesize
904KB

Download
memory/4908-51-0x00000000054F0000-0x00000000055D2000-memory.dmp

Filesize
904KB

Download
memory/4908-53-0x00000000054F0000-0x00000000055D2000-memory.dmp

Filesize
904KB

Download
memory/4908-55-0x00000000054F0000-0x00000000055D2000-memory.dmp

Filesize
904KB

Download
memory/4908-59-0x00000000054F0000-0x00000000055D2000-memory.dmp

Filesize
904KB

Download
memory/4908-61-0x00000000054F0000-0x00000000055D2000-memory.dmp

Filesize
904KB

Download
memory/4908-63-0x00000000054F0000-0x00000000055D2000-memory.dmp

Filesize
904KB

Download
memory/4908-65-0x00000000054F0000-0x00000000055D2000-memory.dmp

Filesize
904KB

Download
memory/4908-67-0x00000000054F0000-0x00000000055D2000-memory.dmp

Filesize
904KB

Download
memory/4908-3184-0x000000007501E000-0x000000007501F000-memory.dmp

Filesize
4KB

Download
memory/4908-11-0x00000000054F0000-0x00000000055D2000-memory.dmp

Filesize
904KB

Download
memory/4908-17-0x00000000054F0000-0x00000000055D2000-memory.dmp

Filesize
904KB

Download
memory/4908-3-0x0000000075010000-0x00000000757C0000-memory.dmp

Filesize
7.7MB

Download
memory/4908-2-0x00000000054F0000-0x00000000055D8000-memory.dmp

Filesize
928KB

Download
memory/4908-4363-0x0000000075010000-0x00000000757C0000-memory.dmp

Filesize
7.7MB

Download
memory/4908-1-0x0000000000A70000-0x0000000000B0C000-memory.dmp

Filesize
624KB

Download