revengerat | 8a62013424695bf95dea19f504de1636f2093be8b27c3f314b2daf617b00ec1d

Resubmissions

06-02-2024 17:01

240206-vjm8qabeh3 10

31-01-2024 04:26

240131-e2kbsabeh3 10

Analysis

max time kernel
136s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31-01-2024 04:26

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General

Target

8370e6258d17dbbf8e9f4f3dced934ab.exe
Size

465KB
MD5

8370e6258d17dbbf8e9f4f3dced934ab
SHA1

0a276283e3784d2d5443deee623fc1ed29ae21d4
SHA256

8a62013424695bf95dea19f504de1636f2093be8b27c3f314b2daf617b00ec1d
SHA512

46b70138cc34405df1a4f716064e137ba7b1f69f178de9a1988e63734fe21d066c4f3a4818676ca7e8df720086446db94b59c5fd0bacfb07cc8c72b635f2b014
SSDEEP

6144:GhzpyQ/Hr2KeDYdk495R+2rbjUR0oXFL9P2XYtJkWDGDS9Jo4IZNW8u2wND8:GdF/HRly4rnrbCLMXYXDGAJoT2T/I

Score

10^/10

revengerat zgrat nyancatrevenge persistence rat trojan

Malware Config

Extracted

Family

revengerat

Botnet

NyanCatRevenge

dontreachme.duckdns.org:3602

Mutex

774d753e6b8d42

Signatures

Detect ZGRat V1 34 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2444-7-0x0000000008A40000-0x0000000008ABA000-memory.dmp	family_zgrat_v1
behavioral2/memory/2444-9-0x0000000008A40000-0x0000000008AB3000-memory.dmp	family_zgrat_v1
behavioral2/memory/2444-11-0x0000000008A40000-0x0000000008AB3000-memory.dmp	family_zgrat_v1
behavioral2/memory/2444-35-0x0000000008A40000-0x0000000008AB3000-memory.dmp	family_zgrat_v1
behavioral2/memory/2444-55-0x0000000008A40000-0x0000000008AB3000-memory.dmp	family_zgrat_v1
behavioral2/memory/2444-63-0x0000000008A40000-0x0000000008AB3000-memory.dmp	family_zgrat_v1
behavioral2/memory/2444-69-0x0000000008A40000-0x0000000008AB3000-memory.dmp	family_zgrat_v1
behavioral2/memory/2444-71-0x0000000008A40000-0x0000000008AB3000-memory.dmp	family_zgrat_v1
behavioral2/memory/2444-67-0x0000000008A40000-0x0000000008AB3000-memory.dmp	family_zgrat_v1
behavioral2/memory/2444-65-0x0000000008A40000-0x0000000008AB3000-memory.dmp	family_zgrat_v1
behavioral2/memory/2444-61-0x0000000008A40000-0x0000000008AB3000-memory.dmp	family_zgrat_v1
behavioral2/memory/2444-59-0x0000000008A40000-0x0000000008AB3000-memory.dmp	family_zgrat_v1
behavioral2/memory/2444-57-0x0000000008A40000-0x0000000008AB3000-memory.dmp	family_zgrat_v1
behavioral2/memory/2444-53-0x0000000008A40000-0x0000000008AB3000-memory.dmp	family_zgrat_v1
behavioral2/memory/2444-51-0x0000000008A40000-0x0000000008AB3000-memory.dmp	family_zgrat_v1
behavioral2/memory/2444-49-0x0000000008A40000-0x0000000008AB3000-memory.dmp	family_zgrat_v1
behavioral2/memory/2444-47-0x0000000008A40000-0x0000000008AB3000-memory.dmp	family_zgrat_v1
behavioral2/memory/2444-45-0x0000000008A40000-0x0000000008AB3000-memory.dmp	family_zgrat_v1
behavioral2/memory/2444-43-0x0000000008A40000-0x0000000008AB3000-memory.dmp	family_zgrat_v1
behavioral2/memory/2444-41-0x0000000008A40000-0x0000000008AB3000-memory.dmp	family_zgrat_v1
behavioral2/memory/2444-39-0x0000000008A40000-0x0000000008AB3000-memory.dmp	family_zgrat_v1
behavioral2/memory/2444-37-0x0000000008A40000-0x0000000008AB3000-memory.dmp	family_zgrat_v1
behavioral2/memory/2444-33-0x0000000008A40000-0x0000000008AB3000-memory.dmp	family_zgrat_v1
behavioral2/memory/2444-31-0x0000000008A40000-0x0000000008AB3000-memory.dmp	family_zgrat_v1
behavioral2/memory/2444-29-0x0000000008A40000-0x0000000008AB3000-memory.dmp	family_zgrat_v1
behavioral2/memory/2444-27-0x0000000008A40000-0x0000000008AB3000-memory.dmp	family_zgrat_v1
behavioral2/memory/2444-25-0x0000000008A40000-0x0000000008AB3000-memory.dmp	family_zgrat_v1
behavioral2/memory/2444-23-0x0000000008A40000-0x0000000008AB3000-memory.dmp	family_zgrat_v1
behavioral2/memory/2444-21-0x0000000008A40000-0x0000000008AB3000-memory.dmp	family_zgrat_v1
behavioral2/memory/2444-19-0x0000000008A40000-0x0000000008AB3000-memory.dmp	family_zgrat_v1
behavioral2/memory/2444-17-0x0000000008A40000-0x0000000008AB3000-memory.dmp	family_zgrat_v1
behavioral2/memory/2444-15-0x0000000008A40000-0x0000000008AB3000-memory.dmp	family_zgrat_v1
behavioral2/memory/2444-13-0x0000000008A40000-0x0000000008AB3000-memory.dmp	family_zgrat_v1
behavioral2/memory/2444-8-0x0000000008A40000-0x0000000008AB3000-memory.dmp	family_zgrat_v1

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

Processes:

8370e6258d17dbbf8e9f4f3dced934ab.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe,\"C:\\Users\\Admin\\AppData\\Local\\JavaUpdate\\JavaUpdate.exe\","	8370e6258d17dbbf8e9f4f3dced934ab.exe

RevengeRAT
Remote-access trojan with a wide range of capabilities.
trojan revengerat
ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

8370e6258d17dbbf8e9f4f3dced934ab.exeWScript.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\Control Panel\International\Geo\Nation	8370e6258d17dbbf8e9f4f3dced934ab.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\Control Panel\International\Geo\Nation	WScript.exe

Executes dropped EXE 1 IoCs

Processes:

InstallUtil.exe

pid process

4328 InstallUtil.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

8370e6258d17dbbf8e9f4f3dced934ab.exe

description pid process target process

PID 2444 set thread context of 4328 2444 8370e6258d17dbbf8e9f4f3dced934ab.exe InstallUtil.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
4328	InstallUtil.exe

description	pid	process	target process
PID 2444 set thread context of 4328	2444	8370e6258d17dbbf8e9f4f3dced934ab.exe	InstallUtil.exe

Modifies registry class 1 IoCs

Processes:

8370e6258d17dbbf8e9f4f3dced934ab.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000_Classes\Local Settings	8370e6258d17dbbf8e9f4f3dced934ab.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

8370e6258d17dbbf8e9f4f3dced934ab.exepowershell.exe

pid process

2444 8370e6258d17dbbf8e9f4f3dced934ab.exe
2444 8370e6258d17dbbf8e9f4f3dced934ab.exe
2608 powershell.exe
2608 powershell.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

8370e6258d17dbbf8e9f4f3dced934ab.exepowershell.exe

description pid process

Token: SeDebugPrivilege 2444 8370e6258d17dbbf8e9f4f3dced934ab.exe
Token: SeDebugPrivilege 2608 powershell.exe

pid	process
2444	8370e6258d17dbbf8e9f4f3dced934ab.exe
2444	8370e6258d17dbbf8e9f4f3dced934ab.exe
2608	powershell.exe
2608	powershell.exe

description	pid	process
Token: SeDebugPrivilege	2444	8370e6258d17dbbf8e9f4f3dced934ab.exe
Token: SeDebugPrivilege	2608	powershell.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

8370e6258d17dbbf8e9f4f3dced934ab.exeWScript.exe

description	pid	process	target process
PID 2444 wrote to memory of 3172	2444	8370e6258d17dbbf8e9f4f3dced934ab.exe	WScript.exe
PID 2444 wrote to memory of 3172	2444	8370e6258d17dbbf8e9f4f3dced934ab.exe	WScript.exe
PID 2444 wrote to memory of 3172	2444	8370e6258d17dbbf8e9f4f3dced934ab.exe	WScript.exe
PID 2444 wrote to memory of 4328	2444	8370e6258d17dbbf8e9f4f3dced934ab.exe	InstallUtil.exe
PID 2444 wrote to memory of 4328	2444	8370e6258d17dbbf8e9f4f3dced934ab.exe	InstallUtil.exe
PID 2444 wrote to memory of 4328	2444	8370e6258d17dbbf8e9f4f3dced934ab.exe	InstallUtil.exe
PID 2444 wrote to memory of 4328	2444	8370e6258d17dbbf8e9f4f3dced934ab.exe	InstallUtil.exe
PID 2444 wrote to memory of 4328	2444	8370e6258d17dbbf8e9f4f3dced934ab.exe	InstallUtil.exe
PID 2444 wrote to memory of 4328	2444	8370e6258d17dbbf8e9f4f3dced934ab.exe	InstallUtil.exe
PID 2444 wrote to memory of 4328	2444	8370e6258d17dbbf8e9f4f3dced934ab.exe	InstallUtil.exe
PID 2444 wrote to memory of 4328	2444	8370e6258d17dbbf8e9f4f3dced934ab.exe	InstallUtil.exe
PID 3172 wrote to memory of 2608	3172	WScript.exe	powershell.exe
PID 3172 wrote to memory of 2608	3172	WScript.exe	powershell.exe
PID 3172 wrote to memory of 2608	3172	WScript.exe	powershell.exe

C:\Users\Admin\AppData\Local\Temp\8370e6258d17dbbf8e9f4f3dced934ab.exe
"C:\Users\Admin\AppData\Local\Temp\8370e6258d17dbbf8e9f4f3dced934ab.exe"
1⤵
- Modifies WinLogon for persistence
- Checks computer location settings
- Suspicious use of SetThreadContext
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2444

C:\Windows\SysWOW64\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\_Zxkynuwumetvrhuekotsoz.vbs"
2⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3172

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -ExclusionPath C:\,'C:\Users\Admin\AppData\Local\JavaUpdate\JavaUpdate.exe'
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2608

C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
2⤵
- Executes dropped EXE
PID:4328

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
Filesize
41KB

MD5
5d4073b2eb6d217c19f2b22f21bf8d57

SHA1
f0209900fbf08d004b886a0b3ba33ea2b0bf9da8

SHA256
ac1a3f21fcc88f9cee7bf51581eafba24cc76c924f0821deb2afdf1080ddf3d3

SHA512
9ac94880684933ba3407cdc135abc3047543436567af14cd9269c4adc5a6535db7b867d6de0d6238a21b94e69f9890dbb5739155871a624520623a7e56872159

Download Submit
C:\Users\Admin\AppData\Local\Temp\_Zxkynuwumetvrhuekotsoz.vbs
Filesize
149B

MD5
75fda8189e60e05655aea55fe68591c0

SHA1
de2177e12403c59f81d278497a387089ddd10d73

SHA256
cf8322af201e7b0f5d5b2b93c0df541c8785436ebdf04a32addc46b13caf81c5

SHA512
1bc581cbe6ba2f7f9a419bdb9b582ec5585d5cdfd8e245cab19c269d2bd4ecbc151cd98996b8d5f330304fda243c4a13388f1c601111dbab59fd0ad35e5ea647

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_uw2dc1qs.2oz.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/2444-23-0x0000000008A40000-0x0000000008AB3000-memory.dmp

Filesize
460KB

Download
memory/2444-51-0x0000000008A40000-0x0000000008AB3000-memory.dmp

Filesize
460KB

Download
memory/2444-2-0x0000000005F20000-0x00000000064C4000-memory.dmp

Filesize
5.6MB

Download
memory/2444-4-0x00000000058E0000-0x00000000058F0000-memory.dmp

Filesize
64KB

Download
memory/2444-5-0x0000000005920000-0x000000000592A000-memory.dmp

Filesize
40KB

Download
memory/2444-0-0x0000000000EA0000-0x0000000000F1A000-memory.dmp

Filesize
488KB

Download
memory/2444-6-0x0000000008770000-0x00000000087B8000-memory.dmp

Filesize
288KB

Download
memory/2444-7-0x0000000008A40000-0x0000000008ABA000-memory.dmp

Filesize
488KB

Download
memory/2444-9-0x0000000008A40000-0x0000000008AB3000-memory.dmp

Filesize
460KB

Download
memory/2444-11-0x0000000008A40000-0x0000000008AB3000-memory.dmp

Filesize
460KB

Download
memory/2444-35-0x0000000008A40000-0x0000000008AB3000-memory.dmp

Filesize
460KB

Download
memory/2444-55-0x0000000008A40000-0x0000000008AB3000-memory.dmp

Filesize
460KB

Download
memory/2444-63-0x0000000008A40000-0x0000000008AB3000-memory.dmp

Filesize
460KB

Download
memory/2444-69-0x0000000008A40000-0x0000000008AB3000-memory.dmp

Filesize
460KB

Download
memory/2444-71-0x0000000008A40000-0x0000000008AB3000-memory.dmp

Filesize
460KB

Download
memory/2444-67-0x0000000008A40000-0x0000000008AB3000-memory.dmp

Filesize
460KB

Download
memory/2444-65-0x0000000008A40000-0x0000000008AB3000-memory.dmp

Filesize
460KB

Download
memory/2444-61-0x0000000008A40000-0x0000000008AB3000-memory.dmp

Filesize
460KB

Download
memory/2444-59-0x0000000008A40000-0x0000000008AB3000-memory.dmp

Filesize
460KB

Download
memory/2444-57-0x0000000008A40000-0x0000000008AB3000-memory.dmp

Filesize
460KB

Download
memory/2444-53-0x0000000008A40000-0x0000000008AB3000-memory.dmp

Filesize
460KB

Download
memory/2444-21-0x0000000008A40000-0x0000000008AB3000-memory.dmp

Filesize
460KB

Download
memory/2444-49-0x0000000008A40000-0x0000000008AB3000-memory.dmp

Filesize
460KB

Download
memory/2444-163-0x0000000074720000-0x0000000074ED0000-memory.dmp

Filesize
7.7MB

Download
memory/2444-47-0x0000000008A40000-0x0000000008AB3000-memory.dmp

Filesize
460KB

Download
memory/2444-45-0x0000000008A40000-0x0000000008AB3000-memory.dmp

Filesize
460KB

Download
memory/2444-43-0x0000000008A40000-0x0000000008AB3000-memory.dmp

Filesize
460KB

Download
memory/2444-41-0x0000000008A40000-0x0000000008AB3000-memory.dmp

Filesize
460KB

Download
memory/2444-39-0x0000000008A40000-0x0000000008AB3000-memory.dmp

Filesize
460KB

Download
memory/2444-37-0x0000000008A40000-0x0000000008AB3000-memory.dmp

Filesize
460KB

Download
memory/2444-33-0x0000000008A40000-0x0000000008AB3000-memory.dmp

Filesize
460KB

Download
memory/2444-31-0x0000000008A40000-0x0000000008AB3000-memory.dmp

Filesize
460KB

Download
memory/2444-29-0x0000000008A40000-0x0000000008AB3000-memory.dmp

Filesize
460KB

Download
memory/2444-27-0x0000000008A40000-0x0000000008AB3000-memory.dmp

Filesize
460KB

Download
memory/2444-25-0x0000000008A40000-0x0000000008AB3000-memory.dmp

Filesize
460KB

Download
memory/2444-1-0x0000000074720000-0x0000000074ED0000-memory.dmp

Filesize
7.7MB

Download
memory/2444-19-0x0000000008A40000-0x0000000008AB3000-memory.dmp

Filesize
460KB

Download
memory/2444-17-0x0000000008A40000-0x0000000008AB3000-memory.dmp

Filesize
460KB

Download
memory/2444-3-0x0000000005A10000-0x0000000005AA2000-memory.dmp

Filesize
584KB

Download
memory/2444-15-0x0000000008A40000-0x0000000008AB3000-memory.dmp

Filesize
460KB

Download
memory/2444-13-0x0000000008A40000-0x0000000008AB3000-memory.dmp

Filesize
460KB

Download
memory/2444-8-0x0000000008A40000-0x0000000008AB3000-memory.dmp

Filesize
460KB

Download
memory/2444-1604-0x00000000058E0000-0x00000000058F0000-memory.dmp

Filesize
64KB

Download
memory/2444-2225-0x0000000074720000-0x0000000074ED0000-memory.dmp

Filesize
7.7MB

Download
memory/2608-2264-0x0000000007270000-0x000000000727A000-memory.dmp

Filesize
40KB

Download
memory/2608-2246-0x000000007F4A0000-0x000000007F4B0000-memory.dmp

Filesize
64KB

Download
memory/2608-2230-0x0000000004FB0000-0x00000000055D8000-memory.dmp

Filesize
6.2MB

Download
memory/2608-2228-0x0000000004970000-0x0000000004980000-memory.dmp

Filesize
64KB

Download
memory/2608-2226-0x0000000004920000-0x0000000004956000-memory.dmp

Filesize
216KB

Download
memory/2608-2231-0x00000000056E0000-0x0000000005702000-memory.dmp

Filesize
136KB

Download
memory/2608-2233-0x0000000005870000-0x00000000058D6000-memory.dmp

Filesize
408KB

Download
memory/2608-2232-0x0000000005800000-0x0000000005866000-memory.dmp

Filesize
408KB

Download
memory/2608-2243-0x0000000005A30000-0x0000000005D84000-memory.dmp

Filesize
3.3MB

Download
memory/2608-2244-0x0000000005EE0000-0x0000000005EFE000-memory.dmp

Filesize
120KB

Download
memory/2608-2245-0x0000000005F80000-0x0000000005FCC000-memory.dmp

Filesize
304KB

Download
memory/2608-2247-0x00000000064A0000-0x00000000064D2000-memory.dmp

Filesize
200KB

Download
memory/2608-2259-0x0000000004970000-0x0000000004980000-memory.dmp

Filesize
64KB

Download
memory/2608-2258-0x00000000064E0000-0x00000000064FE000-memory.dmp

Filesize
120KB

Download
memory/2608-2248-0x0000000070540000-0x000000007058C000-memory.dmp

Filesize
304KB

Download
memory/2608-2229-0x0000000004970000-0x0000000004980000-memory.dmp

Filesize
64KB

Download
memory/2608-2261-0x00000000070C0000-0x0000000007163000-memory.dmp

Filesize
652KB

Download
memory/2608-2260-0x0000000004970000-0x0000000004980000-memory.dmp

Filesize
64KB

Download
memory/2608-2263-0x0000000007200000-0x000000000721A000-memory.dmp

Filesize
104KB

Download
memory/2608-2262-0x0000000007840000-0x0000000007EBA000-memory.dmp

Filesize
6.5MB

Download
memory/2608-2227-0x0000000074720000-0x0000000074ED0000-memory.dmp

Filesize
7.7MB

Download
memory/2608-2265-0x0000000007480000-0x0000000007516000-memory.dmp

Filesize
600KB

Download
memory/2608-2266-0x0000000007400000-0x0000000007411000-memory.dmp

Filesize
68KB

Download
memory/2608-2267-0x0000000007430000-0x000000000743E000-memory.dmp

Filesize
56KB

Download
memory/2608-2269-0x0000000007540000-0x000000000755A000-memory.dmp

Filesize
104KB

Download
memory/2608-2270-0x0000000007520000-0x0000000007528000-memory.dmp

Filesize
32KB

Download
memory/2608-2268-0x0000000007440000-0x0000000007454000-memory.dmp

Filesize
80KB

Download
memory/2608-2273-0x0000000074720000-0x0000000074ED0000-memory.dmp

Filesize
7.7MB

Download
memory/4328-2223-0x0000000074720000-0x0000000074ED0000-memory.dmp

Filesize
7.7MB

Download
memory/4328-2224-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/4328-2274-0x0000000005140000-0x0000000005150000-memory.dmp

Filesize
64KB

Download
memory/4328-2275-0x0000000074720000-0x0000000074ED0000-memory.dmp

Filesize
7.7MB

Download