revengerat | c62d7667ff8aaec6cc8795a086e904a16a11167657c62a78f51593ee67e524ed

Analysis

max time kernel
140s
max time network
119s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
23-11-2024 06:43

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General

Target

c62d7667ff8aaec6cc8795a086e904a16a11167657c62a78f51593ee67e524ed.exe
Size

60KB
MD5

0a5e0c27c9d2048cd79b908fb3e50457
SHA1

8ab00cc61c021eabbb30ea885f123ad662eedc75
SHA256

c62d7667ff8aaec6cc8795a086e904a16a11167657c62a78f51593ee67e524ed
SHA512

f589040fb2d6143aec610c635424a0ed6f744dfd8a52d980bee45d22446d2cfc5a99d200287640e25e6557c8ef11d9b22eb9207bd93f8dead87efbc1b57b4f81
SSDEEP

1536:6FIKcG3XCvYtGq2gkXp1z7r5bjzjFnpVjyl+u:6FIE3Cyh2th7NL1jq+u

Score

10^/10

revengerat discovery stealer trojan

Malware Config

Signatures

RevengeRAT
Remote-access trojan with a wide range of capabilities.
trojan revengerat
Revengerat family
revengerat

RevengeRat Executable 1 IoCs

stealer

resource	yara_rule
behavioral1/files/0x00360000000160e7-51.dat	revengerat

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3044 set thread context of 2764	3044	c62d7667ff8aaec6cc8795a086e904a16a11167657c62a78f51593ee67e524ed.exe	30
PID 2764 set thread context of 2740	2764	CasPol.exe	31

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c62d7667ff8aaec6cc8795a086e904a16a11167657c62a78f51593ee67e524ed.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CasPol.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CasPol.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe

Modifies registry class 7 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2332	AcroRd32.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3044	c62d7667ff8aaec6cc8795a086e904a16a11167657c62a78f51593ee67e524ed.exe
Token: SeDebugPrivilege	2764	CasPol.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2332	AcroRd32.exe
2332	AcroRd32.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 3044 wrote to memory of 2764	3044	c62d7667ff8aaec6cc8795a086e904a16a11167657c62a78f51593ee67e524ed.exe	30
PID 3044 wrote to memory of 2764	3044	c62d7667ff8aaec6cc8795a086e904a16a11167657c62a78f51593ee67e524ed.exe	30
PID 3044 wrote to memory of 2764	3044	c62d7667ff8aaec6cc8795a086e904a16a11167657c62a78f51593ee67e524ed.exe	30
PID 3044 wrote to memory of 2764	3044	c62d7667ff8aaec6cc8795a086e904a16a11167657c62a78f51593ee67e524ed.exe	30
PID 3044 wrote to memory of 2764	3044	c62d7667ff8aaec6cc8795a086e904a16a11167657c62a78f51593ee67e524ed.exe	30
PID 3044 wrote to memory of 2764	3044	c62d7667ff8aaec6cc8795a086e904a16a11167657c62a78f51593ee67e524ed.exe	30
PID 3044 wrote to memory of 2764	3044	c62d7667ff8aaec6cc8795a086e904a16a11167657c62a78f51593ee67e524ed.exe	30
PID 3044 wrote to memory of 2764	3044	c62d7667ff8aaec6cc8795a086e904a16a11167657c62a78f51593ee67e524ed.exe	30
PID 3044 wrote to memory of 2764	3044	c62d7667ff8aaec6cc8795a086e904a16a11167657c62a78f51593ee67e524ed.exe	30
PID 3044 wrote to memory of 2764	3044	c62d7667ff8aaec6cc8795a086e904a16a11167657c62a78f51593ee67e524ed.exe	30
PID 2764 wrote to memory of 2740	2764	CasPol.exe	31
PID 2764 wrote to memory of 2740	2764	CasPol.exe	31
PID 2764 wrote to memory of 2740	2764	CasPol.exe	31
PID 2764 wrote to memory of 2740	2764	CasPol.exe	31
PID 2764 wrote to memory of 2740	2764	CasPol.exe	31
PID 2764 wrote to memory of 2740	2764	CasPol.exe	31
PID 2764 wrote to memory of 2740	2764	CasPol.exe	31
PID 2764 wrote to memory of 2740	2764	CasPol.exe	31
PID 2764 wrote to memory of 2740	2764	CasPol.exe	31
PID 2764 wrote to memory of 2512	2764	CasPol.exe	33
PID 2764 wrote to memory of 2512	2764	CasPol.exe	33
PID 2764 wrote to memory of 2512	2764	CasPol.exe	33
PID 2764 wrote to memory of 2512	2764	CasPol.exe	33
PID 2764 wrote to memory of 2512	2764	CasPol.exe	33
PID 2764 wrote to memory of 2512	2764	CasPol.exe	33
PID 2764 wrote to memory of 2512	2764	CasPol.exe	33
PID 2512 wrote to memory of 2332	2512	rundll32.exe	34
PID 2512 wrote to memory of 2332	2512	rundll32.exe	34
PID 2512 wrote to memory of 2332	2512	rundll32.exe	34
PID 2512 wrote to memory of 2332	2512	rundll32.exe	34

C:\Users\Admin\AppData\Local\Temp\c62d7667ff8aaec6cc8795a086e904a16a11167657c62a78f51593ee67e524ed.exe
"C:\Users\Admin\AppData\Local\Temp\c62d7667ff8aaec6cc8795a086e904a16a11167657c62a78f51593ee67e524ed.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3044
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2764
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2740
- - C:\Windows\SysWOW64\rundll32.exe
    "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Roaming\Casspol
    3⤵
    - System Location Discovery: System Language Discovery
    - Modifies registry class
    - Suspicious use of WriteProcessMemory
    PID:2512
  - - C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
      "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Roaming\Casspol"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious behavior: GetForegroundWindowSpam
      Suspicious use of SetWindowsHookEx
      PID:2332

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\hwiejYAoBL.txt

Filesize
102B

MD5
55c1421bc5b62a78f39f819a3fb4dda5

SHA1
93c66da2a9e418931e038fc574a75fee95235133

SHA256
0464ee8094d17b5b5548d3bb69da24e27786ec0e5cb162daf984523bb0f172cf

SHA512
a80302928ae66e75213169b7bd485e501f5814acbefd84e9074f3f282ace4b722c9347a4d8de647af7f83fc4eed580018a96cb684072bc1ec33bd92700750614

Download Submit
C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
f12285150268e499be1b85f191f1991f

SHA1
f749a3f67e0124b1b9a1bf2992c603617807bc60

SHA256
15c3df735c60463c06db92ae7d68d0e1586875237d8e6da3ca1fe0bdc51db1ba

SHA512
740f7ab73793c61a531c8913c278de9f839f7c4c37a47332b7e2c2e140956618478d332de4bbe3b43da1655f9cf30113ff57ce4675d00ed3a88f98f584088b4c

Download Submit
C:\Users\Admin\AppData\Roaming\Casspol

Filesize
60KB

MD5
0a5e0c27c9d2048cd79b908fb3e50457

SHA1
8ab00cc61c021eabbb30ea885f123ad662eedc75

SHA256
c62d7667ff8aaec6cc8795a086e904a16a11167657c62a78f51593ee67e524ed

SHA512
f589040fb2d6143aec610c635424a0ed6f744dfd8a52d980bee45d22446d2cfc5a99d200287640e25e6557c8ef11d9b22eb9207bd93f8dead87efbc1b57b4f81

Download Submit
memory/2740-33-0x0000000000080000-0x000000000009C000-memory.dmp

Filesize
112KB

Download
memory/2740-42-0x00000000713F0000-0x0000000071ADE000-memory.dmp

Filesize
6.9MB

Download
memory/2740-44-0x00000000713F0000-0x0000000071ADE000-memory.dmp

Filesize
6.9MB

Download
memory/2740-34-0x0000000000080000-0x000000000009C000-memory.dmp

Filesize
112KB

Download
memory/2740-38-0x0000000000080000-0x000000000009C000-memory.dmp

Filesize
112KB

Download
memory/2740-41-0x0000000000080000-0x000000000009C000-memory.dmp

Filesize
112KB

Download
memory/2740-23-0x0000000000080000-0x000000000009C000-memory.dmp

Filesize
112KB

Download
memory/2740-25-0x0000000000080000-0x000000000009C000-memory.dmp

Filesize
112KB

Download
memory/2740-27-0x0000000000080000-0x000000000009C000-memory.dmp

Filesize
112KB

Download
memory/2740-21-0x0000000000080000-0x000000000009C000-memory.dmp

Filesize
112KB

Download
memory/2764-45-0x00000000713FE000-0x00000000713FF000-memory.dmp

Filesize
4KB

Download
memory/2764-10-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2764-50-0x00000000713F0000-0x0000000071ADE000-memory.dmp

Filesize
6.9MB

Download
memory/2764-6-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2764-8-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2764-12-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2764-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2764-43-0x00000000713F0000-0x0000000071ADE000-memory.dmp

Filesize
6.9MB

Download
memory/2764-19-0x00000000713FE000-0x00000000713FF000-memory.dmp

Filesize
4KB

Download
memory/2764-4-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2764-16-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2764-18-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2764-46-0x00000000713F0000-0x0000000071ADE000-memory.dmp

Filesize
6.9MB

Download
memory/3044-20-0x0000000073FA0000-0x000000007454B000-memory.dmp

Filesize
5.7MB

Download
memory/3044-0-0x0000000073FA1000-0x0000000073FA2000-memory.dmp

Filesize
4KB

Download
memory/3044-2-0x0000000073FA0000-0x000000007454B000-memory.dmp

Filesize
5.7MB

Download
memory/3044-1-0x0000000073FA0000-0x000000007454B000-memory.dmp

Filesize
5.7MB

Download