revengerat | c62d7667ff8aaec6cc8795a086e904a16a11167657c62a78f51593ee67e524ed

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
behavioral2/files/0x000b000000023bad-26.dat	revengerat

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 4764 set thread context of 2532	4764	c62d7667ff8aaec6cc8795a086e904a16a11167657c62a78f51593ee67e524ed.exe	83
PID 2532 set thread context of 3956	2532	CasPol.exe	86

System Location Discovery: System Language Discovery 1 TTPs 3 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

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000_Classes\Local Settings	CasPol.exe
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000_Classes\Local Settings	OpenWith.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4764	c62d7667ff8aaec6cc8795a086e904a16a11167657c62a78f51593ee67e524ed.exe
Token: SeDebugPrivilege	2532	CasPol.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2676	OpenWith.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 4764 wrote to memory of 2532	4764	c62d7667ff8aaec6cc8795a086e904a16a11167657c62a78f51593ee67e524ed.exe	83
PID 4764 wrote to memory of 2532	4764	c62d7667ff8aaec6cc8795a086e904a16a11167657c62a78f51593ee67e524ed.exe	83
PID 4764 wrote to memory of 2532	4764	c62d7667ff8aaec6cc8795a086e904a16a11167657c62a78f51593ee67e524ed.exe	83
PID 4764 wrote to memory of 2532	4764	c62d7667ff8aaec6cc8795a086e904a16a11167657c62a78f51593ee67e524ed.exe	83
PID 4764 wrote to memory of 2532	4764	c62d7667ff8aaec6cc8795a086e904a16a11167657c62a78f51593ee67e524ed.exe	83
PID 4764 wrote to memory of 2532	4764	c62d7667ff8aaec6cc8795a086e904a16a11167657c62a78f51593ee67e524ed.exe	83
PID 4764 wrote to memory of 2532	4764	c62d7667ff8aaec6cc8795a086e904a16a11167657c62a78f51593ee67e524ed.exe	83
PID 4764 wrote to memory of 2532	4764	c62d7667ff8aaec6cc8795a086e904a16a11167657c62a78f51593ee67e524ed.exe	83
PID 4764 wrote to memory of 2532	4764	c62d7667ff8aaec6cc8795a086e904a16a11167657c62a78f51593ee67e524ed.exe	83
PID 2532 wrote to memory of 3956	2532	CasPol.exe	86
PID 2532 wrote to memory of 3956	2532	CasPol.exe	86
PID 2532 wrote to memory of 3956	2532	CasPol.exe	86
PID 2532 wrote to memory of 3956	2532	CasPol.exe	86
PID 2532 wrote to memory of 3956	2532	CasPol.exe	86
PID 2532 wrote to memory of 3956	2532	CasPol.exe	86
PID 2532 wrote to memory of 3956	2532	CasPol.exe	86
PID 2532 wrote to memory of 3956	2532	CasPol.exe	86

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:4764
- 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
  - Modifies registry class
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2532
- - 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:3956

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:2676

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

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\CasPol.exe.log

Filesize
42B

MD5
84cfdb4b995b1dbf543b26b86c863adc

SHA1
d2f47764908bf30036cf8248b9ff5541e2711fa2

SHA256
d8988d672d6915b46946b28c06ad8066c50041f6152a91d37ffa5cf129cc146b

SHA512
485f0ed45e13f00a93762cbf15b4b8f996553baa021152fae5aba051e3736bcd3ca8f4328f0e6d9e3e1f910c96c4a9ae055331123ee08e3c2ce3a99ac2e177ce

Download Submit
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\Casspol

Filesize
60KB

MD5
0a5e0c27c9d2048cd79b908fb3e50457

SHA1
8ab00cc61c021eabbb30ea885f123ad662eedc75

SHA256
c62d7667ff8aaec6cc8795a086e904a16a11167657c62a78f51593ee67e524ed

SHA512
f589040fb2d6143aec610c635424a0ed6f744dfd8a52d980bee45d22446d2cfc5a99d200287640e25e6557c8ef11d9b22eb9207bd93f8dead87efbc1b57b4f81

Download Submit
memory/2532-19-0x0000000073350000-0x0000000073B00000-memory.dmp

Filesize
7.7MB

Download
memory/2532-20-0x000000007335E000-0x000000007335F000-memory.dmp

Filesize
4KB

Download
memory/2532-29-0x0000000073350000-0x0000000073B00000-memory.dmp

Filesize
7.7MB

Download
memory/2532-8-0x000000007335E000-0x000000007335F000-memory.dmp

Filesize
4KB

Download
memory/2532-9-0x00000000052F0000-0x000000000538C000-memory.dmp

Filesize
624KB

Download
memory/2532-10-0x0000000005940000-0x0000000005EE4000-memory.dmp

Filesize
5.6MB

Download
memory/2532-11-0x0000000005390000-0x00000000053F6000-memory.dmp

Filesize
408KB

Download
memory/2532-4-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2532-21-0x0000000073350000-0x0000000073B00000-memory.dmp

Filesize
7.7MB

Download
memory/2532-6-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2532-16-0x0000000005F90000-0x0000000006022000-memory.dmp

Filesize
584KB

Download
memory/3956-18-0x0000000073350000-0x0000000073B00000-memory.dmp

Filesize
7.7MB

Download
memory/3956-15-0x0000000073350000-0x0000000073B00000-memory.dmp

Filesize
7.7MB

Download
memory/3956-14-0x0000000000190000-0x00000000001AC000-memory.dmp

Filesize
112KB

Download
memory/4764-0-0x0000000075592000-0x0000000075593000-memory.dmp

Filesize
4KB

Download
memory/4764-2-0x0000000075590000-0x0000000075B41000-memory.dmp

Filesize
5.7MB

Download
memory/4764-1-0x0000000075590000-0x0000000075B41000-memory.dmp

Filesize
5.7MB

Download
memory/4764-7-0x0000000075590000-0x0000000075B41000-memory.dmp

Filesize
5.7MB

Download

Analysis

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