revengerat | 7c51bf36e62d3094d2854fa3597c42c3cae7adffb3bb30bb95e6f38beff12cbc

General

Target

b425db5faaff29191253707b4d495278.exe
Size

3.8MB
MD5

b425db5faaff29191253707b4d495278
SHA1

8c0abed7ec34769df754d0a96c36f304818a13a1
SHA256

7c51bf36e62d3094d2854fa3597c42c3cae7adffb3bb30bb95e6f38beff12cbc
SHA512

031b0a0e6f7be82792f4bbfebd9b59381317983a9efca3e601062937e67938c20935e98bbe75c35d8354055b8335959a73c87ee32102886d6e16b0dca0774b88
SSDEEP

98304:zmgSCO/UvjQwggy1zQjeIwMM46TVI9m6Pg:6gSCOAUw/y1zUewMxI9m6Pg

Score

10^/10

revengerat zgrat nyancatrevenge persistence rat trojan

Malware Config

Extracted

Family

revengerat

Botnet

NyanCatRevenge

C2

dontreachme.duckdns.org:3601

Mutex

159ffe7d99124a92baa

Signatures

Detect ZGRat V1 33 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2540-25-0x0000000000A90000-0x0000000000AF0000-memory.dmp	family_zgrat_v1
behavioral1/memory/2540-31-0x0000000000A90000-0x0000000000AE9000-memory.dmp	family_zgrat_v1
behavioral1/memory/2540-29-0x0000000000A90000-0x0000000000AE9000-memory.dmp	family_zgrat_v1
behavioral1/memory/2540-49-0x0000000000A90000-0x0000000000AE9000-memory.dmp	family_zgrat_v1
behavioral1/memory/2540-47-0x0000000000A90000-0x0000000000AE9000-memory.dmp	family_zgrat_v1
behavioral1/memory/2540-57-0x0000000000A90000-0x0000000000AE9000-memory.dmp	family_zgrat_v1
behavioral1/memory/2540-55-0x0000000000A90000-0x0000000000AE9000-memory.dmp	family_zgrat_v1
behavioral1/memory/2540-53-0x0000000000A90000-0x0000000000AE9000-memory.dmp	family_zgrat_v1
behavioral1/memory/2540-51-0x0000000000A90000-0x0000000000AE9000-memory.dmp	family_zgrat_v1
behavioral1/memory/2540-45-0x0000000000A90000-0x0000000000AE9000-memory.dmp	family_zgrat_v1
behavioral1/memory/2540-43-0x0000000000A90000-0x0000000000AE9000-memory.dmp	family_zgrat_v1
behavioral1/memory/2540-41-0x0000000000A90000-0x0000000000AE9000-memory.dmp	family_zgrat_v1
behavioral1/memory/2540-39-0x0000000000A90000-0x0000000000AE9000-memory.dmp	family_zgrat_v1
behavioral1/memory/2540-37-0x0000000000A90000-0x0000000000AE9000-memory.dmp	family_zgrat_v1
behavioral1/memory/2540-35-0x0000000000A90000-0x0000000000AE9000-memory.dmp	family_zgrat_v1
behavioral1/memory/2540-33-0x0000000000A90000-0x0000000000AE9000-memory.dmp	family_zgrat_v1
behavioral1/memory/2540-28-0x0000000000A90000-0x0000000000AE9000-memory.dmp	family_zgrat_v1
behavioral1/memory/2540-59-0x0000000000A90000-0x0000000000AE9000-memory.dmp	family_zgrat_v1
behavioral1/memory/2540-73-0x0000000000A90000-0x0000000000AE9000-memory.dmp	family_zgrat_v1
behavioral1/memory/2540-79-0x0000000000A90000-0x0000000000AE9000-memory.dmp	family_zgrat_v1
behavioral1/memory/2540-77-0x0000000000A90000-0x0000000000AE9000-memory.dmp	family_zgrat_v1
behavioral1/memory/2540-75-0x0000000000A90000-0x0000000000AE9000-memory.dmp	family_zgrat_v1
behavioral1/memory/2540-71-0x0000000000A90000-0x0000000000AE9000-memory.dmp	family_zgrat_v1
behavioral1/memory/2540-69-0x0000000000A90000-0x0000000000AE9000-memory.dmp	family_zgrat_v1
behavioral1/memory/2540-67-0x0000000000A90000-0x0000000000AE9000-memory.dmp	family_zgrat_v1
behavioral1/memory/2540-65-0x0000000000A90000-0x0000000000AE9000-memory.dmp	family_zgrat_v1
behavioral1/memory/2540-63-0x0000000000A90000-0x0000000000AE9000-memory.dmp	family_zgrat_v1
behavioral1/memory/2540-61-0x0000000000A90000-0x0000000000AE9000-memory.dmp	family_zgrat_v1
behavioral1/memory/2540-81-0x0000000000A90000-0x0000000000AE9000-memory.dmp	family_zgrat_v1
behavioral1/memory/2540-83-0x0000000000A90000-0x0000000000AE9000-memory.dmp	family_zgrat_v1
behavioral1/memory/2540-85-0x0000000000A90000-0x0000000000AE9000-memory.dmp	family_zgrat_v1
behavioral1/memory/2540-89-0x0000000000A90000-0x0000000000AE9000-memory.dmp	family_zgrat_v1
behavioral1/memory/2540-87-0x0000000000A90000-0x0000000000AE9000-memory.dmp	family_zgrat_v1

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

Processes:

Oluzklgxzdhvq.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe,\"C:\\Users\\Admin\\AppData\\Local\\JavaUpdate\\JavaUpdate.exe\","	Oluzklgxzdhvq.exe

RevengeRAT
Remote-access trojan with a wide range of capabilities.
trojan revengerat
ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat
Executes dropped EXE 3 IoCs

Processes:

Bvgy.exeOluzklgxzdhvq.exeOluzklgxzdhvq.exe

pid process

1272 Bvgy.exe
2540 Oluzklgxzdhvq.exe
1652 Oluzklgxzdhvq.exe
Loads dropped DLL 4 IoCs

Processes:

b425db5faaff29191253707b4d495278.exeOluzklgxzdhvq.exe

pid process

1228 b425db5faaff29191253707b4d495278.exe
1228 b425db5faaff29191253707b4d495278.exe
2268
2540 Oluzklgxzdhvq.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

Oluzklgxzdhvq.exe

description pid process target process

PID 2540 set thread context of 1652 2540 Oluzklgxzdhvq.exe Oluzklgxzdhvq.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

Oluzklgxzdhvq.exepowershell.exe

pid process

2540 Oluzklgxzdhvq.exe
2540 Oluzklgxzdhvq.exe
2076 powershell.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Oluzklgxzdhvq.exepowershell.exe

description pid process

Token: SeDebugPrivilege 2540 Oluzklgxzdhvq.exe
Token: SeDebugPrivilege 2076 powershell.exe

pid	process
1272	Bvgy.exe
2540	Oluzklgxzdhvq.exe
1652	Oluzklgxzdhvq.exe

pid	process
1228	b425db5faaff29191253707b4d495278.exe
1228	b425db5faaff29191253707b4d495278.exe
2268
2540	Oluzklgxzdhvq.exe

description	pid	process	target process
PID 2540 set thread context of 1652	2540	Oluzklgxzdhvq.exe	Oluzklgxzdhvq.exe

pid	process
2540	Oluzklgxzdhvq.exe
2540	Oluzklgxzdhvq.exe
2076	powershell.exe

description	pid	process
Token: SeDebugPrivilege	2540	Oluzklgxzdhvq.exe
Token: SeDebugPrivilege	2076	powershell.exe

Suspicious use of WriteProcessMemory 31 IoCs

Processes:

b425db5faaff29191253707b4d495278.exeOluzklgxzdhvq.exeWScript.exe

description	pid	process	target process
PID 1228 wrote to memory of 1272	1228	b425db5faaff29191253707b4d495278.exe	Bvgy.exe
PID 1228 wrote to memory of 1272	1228	b425db5faaff29191253707b4d495278.exe	Bvgy.exe
PID 1228 wrote to memory of 1272	1228	b425db5faaff29191253707b4d495278.exe	Bvgy.exe
PID 1228 wrote to memory of 1272	1228	b425db5faaff29191253707b4d495278.exe	Bvgy.exe
PID 1228 wrote to memory of 2540	1228	b425db5faaff29191253707b4d495278.exe	Oluzklgxzdhvq.exe
PID 1228 wrote to memory of 2540	1228	b425db5faaff29191253707b4d495278.exe	Oluzklgxzdhvq.exe
PID 1228 wrote to memory of 2540	1228	b425db5faaff29191253707b4d495278.exe	Oluzklgxzdhvq.exe
PID 1228 wrote to memory of 2540	1228	b425db5faaff29191253707b4d495278.exe	Oluzklgxzdhvq.exe
PID 1228 wrote to memory of 2540	1228	b425db5faaff29191253707b4d495278.exe	Oluzklgxzdhvq.exe
PID 1228 wrote to memory of 2540	1228	b425db5faaff29191253707b4d495278.exe	Oluzklgxzdhvq.exe
PID 1228 wrote to memory of 2540	1228	b425db5faaff29191253707b4d495278.exe	Oluzklgxzdhvq.exe
PID 2540 wrote to memory of 1336	2540	Oluzklgxzdhvq.exe	WScript.exe
PID 2540 wrote to memory of 1336	2540	Oluzklgxzdhvq.exe	WScript.exe
PID 2540 wrote to memory of 1336	2540	Oluzklgxzdhvq.exe	WScript.exe
PID 2540 wrote to memory of 1336	2540	Oluzklgxzdhvq.exe	WScript.exe
PID 2540 wrote to memory of 1652	2540	Oluzklgxzdhvq.exe	Oluzklgxzdhvq.exe
PID 2540 wrote to memory of 1652	2540	Oluzklgxzdhvq.exe	Oluzklgxzdhvq.exe
PID 2540 wrote to memory of 1652	2540	Oluzklgxzdhvq.exe	Oluzklgxzdhvq.exe
PID 2540 wrote to memory of 1652	2540	Oluzklgxzdhvq.exe	Oluzklgxzdhvq.exe
PID 2540 wrote to memory of 1652	2540	Oluzklgxzdhvq.exe	Oluzklgxzdhvq.exe
PID 2540 wrote to memory of 1652	2540	Oluzklgxzdhvq.exe	Oluzklgxzdhvq.exe
PID 2540 wrote to memory of 1652	2540	Oluzklgxzdhvq.exe	Oluzklgxzdhvq.exe
PID 2540 wrote to memory of 1652	2540	Oluzklgxzdhvq.exe	Oluzklgxzdhvq.exe
PID 2540 wrote to memory of 1652	2540	Oluzklgxzdhvq.exe	Oluzklgxzdhvq.exe
PID 2540 wrote to memory of 1652	2540	Oluzklgxzdhvq.exe	Oluzklgxzdhvq.exe
PID 2540 wrote to memory of 1652	2540	Oluzklgxzdhvq.exe	Oluzklgxzdhvq.exe
PID 2540 wrote to memory of 1652	2540	Oluzklgxzdhvq.exe	Oluzklgxzdhvq.exe
PID 1336 wrote to memory of 2076	1336	WScript.exe	powershell.exe
PID 1336 wrote to memory of 2076	1336	WScript.exe	powershell.exe
PID 1336 wrote to memory of 2076	1336	WScript.exe	powershell.exe
PID 1336 wrote to memory of 2076	1336	WScript.exe	powershell.exe

C:\Users\Admin\AppData\Local\Temp\b425db5faaff29191253707b4d495278.exe
"C:\Users\Admin\AppData\Local\Temp\b425db5faaff29191253707b4d495278.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1228

C:\Users\Admin\AppData\Local\Temp\Bvgy.exe
"C:\Users\Admin\AppData\Local\Temp\Bvgy.exe"
2⤵
- Executes dropped EXE
PID:1272

C:\Users\Admin\AppData\Local\Temp\Oluzklgxzdhvq.exe
"C:\Users\Admin\AppData\Local\Temp\Oluzklgxzdhvq.exe"
2⤵
- Modifies WinLogon for persistence
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2540

C:\Windows\SysWOW64\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\_Vrexfkcar.vbs"
3⤵
- Suspicious use of WriteProcessMemory
PID:1336

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'
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2076

C:\Users\Admin\AppData\Local\Temp\Oluzklgxzdhvq.exe
C:\Users\Admin\AppData\Local\Temp\Oluzklgxzdhvq.exe
3⤵
- Executes dropped EXE
PID:1652

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Winlogon Helper DLL

1

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Winlogon Helper DLL

1

T1547.004

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Bvgy.exe
Filesize
3.5MB

MD5
9b32753bd0df3b550385c4afad000028

SHA1
26ec9e2f5d3d40dfe3bed8660cf64c7ade38297d

SHA256
8a07295eb72d0a52277aaaf626115bd9121179e9d2dbf9881a665ecf49742e3d

SHA512
dd35d177386da94c0ce1dc3d569b4875457acb27003b5d0b8af4fbf93b9dcbf4e8cf252aed62aff4828939cac8b2fdadf622dbb7f985e448b735538b270567b2

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

MD5
75fda8189e60e05655aea55fe68591c0

SHA1
de2177e12403c59f81d278497a387089ddd10d73

SHA256
cf8322af201e7b0f5d5b2b93c0df541c8785436ebdf04a32addc46b13caf81c5

SHA512
1bc581cbe6ba2f7f9a419bdb9b582ec5585d5cdfd8e245cab19c269d2bd4ecbc151cd98996b8d5f330304fda243c4a13388f1c601111dbab59fd0ad35e5ea647

Download Submit
\Users\Admin\AppData\Local\Temp\Oluzklgxzdhvq.exe
Filesize
297KB

MD5
5618d560bdd22ec94586f13054864452

SHA1
381035c90dc989bfc9786f8eff094df945b2f6fe

SHA256
ade2df768c229a40f6d4d7da23593ac53ab6d5e35b7f936cbcb01bf3569065ca

SHA512
8bcd0952421b770346bd149b89b70ae0120050a96491010dfe899cd961623d2328ddfde28c5edca3a2f9e9c326e6a2c35f8436a76e9820d79b9ff6490abe8dd7

Download Submit
memory/1228-1-0x0000000074600000-0x0000000074CEE000-memory.dmp

Filesize
6.9MB

Download
memory/1228-0-0x0000000000400000-0x00000000007CA000-memory.dmp

Filesize
3.8MB

Download
memory/1228-2-0x0000000004DE0000-0x0000000004E20000-memory.dmp

Filesize
256KB

Download
memory/1228-10-0x0000000008930000-0x0000000009337000-memory.dmp

Filesize
10.0MB

Download
memory/1228-21-0x0000000074600000-0x0000000074CEE000-memory.dmp

Filesize
6.9MB

Download
memory/1272-11-0x000000013F240000-0x000000013FC47000-memory.dmp

Filesize
10.0MB

Download
memory/1272-22-0x000000013F240000-0x000000013FC47000-memory.dmp

Filesize
10.0MB

Download
memory/1652-1638-0x0000000000A60000-0x0000000000AA0000-memory.dmp

Filesize
256KB

Download
memory/1652-1637-0x0000000074600000-0x0000000074CEE000-memory.dmp

Filesize
6.9MB

Download
memory/1652-1629-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/1652-1628-0x0000000074600000-0x0000000074CEE000-memory.dmp

Filesize
6.9MB

Download
memory/2076-1636-0x0000000070A80000-0x000000007102B000-memory.dmp

Filesize
5.7MB

Download
memory/2076-1635-0x0000000001D30000-0x0000000001D70000-memory.dmp

Filesize
256KB

Download
memory/2076-1634-0x0000000001D30000-0x0000000001D70000-memory.dmp

Filesize
256KB

Download
memory/2076-1633-0x0000000070A80000-0x000000007102B000-memory.dmp

Filesize
5.7MB

Download
memory/2076-1632-0x0000000070A80000-0x000000007102B000-memory.dmp

Filesize
5.7MB

Download
memory/2540-37-0x0000000000A90000-0x0000000000AE9000-memory.dmp

Filesize
356KB

Download
memory/2540-69-0x0000000000A90000-0x0000000000AE9000-memory.dmp

Filesize
356KB

Download
memory/2540-47-0x0000000000A90000-0x0000000000AE9000-memory.dmp

Filesize
356KB

Download
memory/2540-57-0x0000000000A90000-0x0000000000AE9000-memory.dmp

Filesize
356KB

Download
memory/2540-55-0x0000000000A90000-0x0000000000AE9000-memory.dmp

Filesize
356KB

Download
memory/2540-53-0x0000000000A90000-0x0000000000AE9000-memory.dmp

Filesize
356KB

Download
memory/2540-51-0x0000000000A90000-0x0000000000AE9000-memory.dmp

Filesize
356KB

Download
memory/2540-45-0x0000000000A90000-0x0000000000AE9000-memory.dmp

Filesize
356KB

Download
memory/2540-43-0x0000000000A90000-0x0000000000AE9000-memory.dmp

Filesize
356KB

Download
memory/2540-41-0x0000000000A90000-0x0000000000AE9000-memory.dmp

Filesize
356KB

Download
memory/2540-39-0x0000000000A90000-0x0000000000AE9000-memory.dmp

Filesize
356KB

Download
memory/2540-29-0x0000000000A90000-0x0000000000AE9000-memory.dmp

Filesize
356KB

Download
memory/2540-35-0x0000000000A90000-0x0000000000AE9000-memory.dmp

Filesize
356KB

Download
memory/2540-33-0x0000000000A90000-0x0000000000AE9000-memory.dmp

Filesize
356KB

Download
memory/2540-28-0x0000000000A90000-0x0000000000AE9000-memory.dmp

Filesize
356KB

Download
memory/2540-59-0x0000000000A90000-0x0000000000AE9000-memory.dmp

Filesize
356KB

Download
memory/2540-73-0x0000000000A90000-0x0000000000AE9000-memory.dmp

Filesize
356KB

Download
memory/2540-79-0x0000000000A90000-0x0000000000AE9000-memory.dmp

Filesize
356KB

Download
memory/2540-77-0x0000000000A90000-0x0000000000AE9000-memory.dmp

Filesize
356KB

Download
memory/2540-75-0x0000000000A90000-0x0000000000AE9000-memory.dmp

Filesize
356KB

Download
memory/2540-71-0x0000000000A90000-0x0000000000AE9000-memory.dmp

Filesize
356KB

Download
memory/2540-49-0x0000000000A90000-0x0000000000AE9000-memory.dmp

Filesize
356KB

Download
memory/2540-67-0x0000000000A90000-0x0000000000AE9000-memory.dmp

Filesize
356KB

Download
memory/2540-65-0x0000000000A90000-0x0000000000AE9000-memory.dmp

Filesize
356KB

Download
memory/2540-63-0x0000000000A90000-0x0000000000AE9000-memory.dmp

Filesize
356KB

Download
memory/2540-61-0x0000000000A90000-0x0000000000AE9000-memory.dmp

Filesize
356KB

Download
memory/2540-81-0x0000000000A90000-0x0000000000AE9000-memory.dmp

Filesize
356KB

Download
memory/2540-83-0x0000000000A90000-0x0000000000AE9000-memory.dmp

Filesize
356KB

Download
memory/2540-85-0x0000000000A90000-0x0000000000AE9000-memory.dmp

Filesize
356KB

Download
memory/2540-89-0x0000000000A90000-0x0000000000AE9000-memory.dmp

Filesize
356KB

Download
memory/2540-87-0x0000000000A90000-0x0000000000AE9000-memory.dmp

Filesize
356KB

Download
memory/2540-1604-0x0000000004F70000-0x0000000004FB0000-memory.dmp

Filesize
256KB

Download
memory/2540-1627-0x0000000074600000-0x0000000074CEE000-memory.dmp

Filesize
6.9MB

Download
memory/2540-31-0x0000000000A90000-0x0000000000AE9000-memory.dmp

Filesize
356KB

Download
memory/2540-27-0x0000000004F70000-0x0000000004FB0000-memory.dmp

Filesize
256KB

Download
memory/2540-26-0x0000000004F70000-0x0000000004FB0000-memory.dmp

Filesize
256KB

Download
memory/2540-25-0x0000000000A90000-0x0000000000AF0000-memory.dmp

Filesize
384KB

Download
memory/2540-24-0x0000000000520000-0x000000000055C000-memory.dmp

Filesize
240KB

Download
memory/2540-23-0x0000000074600000-0x0000000074CEE000-memory.dmp

Filesize
6.9MB

Download
memory/2540-20-0x0000000004F70000-0x0000000004FB0000-memory.dmp

Filesize
256KB

Download
memory/2540-19-0x0000000074600000-0x0000000074CEE000-memory.dmp

Filesize
6.9MB

Download
memory/2540-18-0x0000000000F10000-0x0000000000F60000-memory.dmp

Filesize
320KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads