revengerat | 36546b9926ac60edc6732beeaf44f3e77061ee1762df3f375805f60f8fbbcc6a

General

Target

JaffaCakes118_699a064fb96c1fbb621f2aa0831fbb10.exe
Size

1.4MB
MD5

699a064fb96c1fbb621f2aa0831fbb10
SHA1

9e04fc3f67884afcee3c5f8c9ca71a78ee35c766
SHA256

36546b9926ac60edc6732beeaf44f3e77061ee1762df3f375805f60f8fbbcc6a
SHA512

e6913fc0b7bd724452f79f063e83945f600a5cfab17dabef13ea11f20777b77d9f3b80b40a2b3ff3eb93784d30cb47f335aaec73d3c4a88ffc4882808b8dbebd
SSDEEP

24576:Iq5TfcdHj4fmbrJ2qWK0smVkVMygqlbySEzKJ9TtLkrHtclGtX0zQJ9TtD7WC:IUTsam5xBlP5flGt5F

Score

10^/10

revengerat discovery stealer trojan upx

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/0x0008000000016cc4-4.dat	revengerat

Executes dropped EXE 1 IoCs

pid	Process
2528	dmr_72.exe

Loads dropped DLL 4 IoCs

pid	Process
2204	JaffaCakes118_699a064fb96c1fbb621f2aa0831fbb10.exe
2204	JaffaCakes118_699a064fb96c1fbb621f2aa0831fbb10.exe
2204	JaffaCakes118_699a064fb96c1fbb621f2aa0831fbb10.exe
2204	JaffaCakes118_699a064fb96c1fbb621f2aa0831fbb10.exe

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/2204-23-0x0000000000B50000-0x0000000000E45000-memory.dmp	autoit_exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2204-0-0x0000000000B50000-0x0000000000E45000-memory.dmp	upx
behavioral1/memory/2204-23-0x0000000000B50000-0x0000000000E45000-memory.dmp	upx

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 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	JaffaCakes118_699a064fb96c1fbb621f2aa0831fbb10.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\Nls\Language	JaffaCakes118_699a064fb96c1fbb621f2aa0831fbb10.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\Nls\Language\InstallLanguage	JaffaCakes118_699a064fb96c1fbb621f2aa0831fbb10.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2204	JaffaCakes118_699a064fb96c1fbb621f2aa0831fbb10.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2204	JaffaCakes118_699a064fb96c1fbb621f2aa0831fbb10.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2528	dmr_72.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2204	JaffaCakes118_699a064fb96c1fbb621f2aa0831fbb10.exe
2204	JaffaCakes118_699a064fb96c1fbb621f2aa0831fbb10.exe
2204	JaffaCakes118_699a064fb96c1fbb621f2aa0831fbb10.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
2204	JaffaCakes118_699a064fb96c1fbb621f2aa0831fbb10.exe
2204	JaffaCakes118_699a064fb96c1fbb621f2aa0831fbb10.exe
2204	JaffaCakes118_699a064fb96c1fbb621f2aa0831fbb10.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2528	dmr_72.exe
2528	dmr_72.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2204 wrote to memory of 2528	2204	JaffaCakes118_699a064fb96c1fbb621f2aa0831fbb10.exe	30
PID 2204 wrote to memory of 2528	2204	JaffaCakes118_699a064fb96c1fbb621f2aa0831fbb10.exe	30
PID 2204 wrote to memory of 2528	2204	JaffaCakes118_699a064fb96c1fbb621f2aa0831fbb10.exe	30
PID 2204 wrote to memory of 2528	2204	JaffaCakes118_699a064fb96c1fbb621f2aa0831fbb10.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_699a064fb96c1fbb621f2aa0831fbb10.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_699a064fb96c1fbb621f2aa0831fbb10.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2204
- C:\Users\Admin\AppData\Local\Temp\DMR\dmr_72.exe
  "C:\Users\Admin\AppData\Local\Temp\DMR\dmr_72.exe" -install -54380618 -chipderedesign -69a44a6afe8041a8958a2c03c64caacd - -BLUB3 -snzlwsrlyhvcfiow -2204
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2528

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\DMR\snzlwsrlyhvcfiow.dat

Filesize
155B

MD5
74d80e30a912d73bd02c6ee706732c12

SHA1
89ae3a16f23646a77b611548387b109dbb898ab1

SHA256
b67ee68fc28b2def1917bd64827985d046566cff974ac5a1857e6630a5e391c9

SHA512
2d2fb726848594a5c7be8bd38762cf8b9bdf43caf0316a2c73f9cbea5ce7f8a6861920a5abf1e1c057acb98ede01fd16629ae9e258b4724de09231b6b73fbfa2

Download Submit
\Users\Admin\AppData\Local\Temp\DMR\dmr_72.exe

Filesize
500KB

MD5
45f7f9467b700e66656d0ba81c5ba04c

SHA1
62bff91a7e351cb1a21ef92320815874b2d2dfa8

SHA256
e5150f818c65570dbd738e36445ccdfe6370b47e23debb917f471fdf8a40c1f0

SHA512
9e50c635e7cb5f7d824f1af6efd51ef82f1ad323d5daa590988744ded4a54a4a2adf98f5356a12bfdacd72845aa1288125dacbf146b647041b07c0597ec9500d

Download Submit
memory/2204-0-0x0000000000B50000-0x0000000000E45000-memory.dmp

Filesize
3.0MB

Download
memory/2204-23-0x0000000000B50000-0x0000000000E45000-memory.dmp

Filesize
3.0MB

Download
memory/2528-16-0x000007FEF5163000-0x000007FEF5164000-memory.dmp

Filesize
4KB

Download
memory/2528-17-0x0000000000AC0000-0x0000000000B42000-memory.dmp

Filesize
520KB

Download
memory/2528-19-0x000007FEF5160000-0x000007FEF5B4C000-memory.dmp

Filesize
9.9MB

Download
memory/2528-20-0x000007FEF5160000-0x000007FEF5B4C000-memory.dmp

Filesize
9.9MB

Download
memory/2528-21-0x000007FEF5160000-0x000007FEF5B4C000-memory.dmp

Filesize
9.9MB

Download
memory/2528-22-0x000007FEF5160000-0x000007FEF5B4C000-memory.dmp

Filesize
9.9MB

Download
memory/2528-24-0x000007FEF5160000-0x000007FEF5B4C000-memory.dmp

Filesize
9.9MB

Download

Analysis

Sharing