revengerat | a71916846ff796a16a2305782a656adbc4b21be2343773c8832ae73d2a7a9e6f

Analysis

max time kernel
142s
max time network
168s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
11/10/2023, 22:30

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General

Target
a71916846ff796a16a2305782a656adbc4b21be2343773c8832ae73d2a7a9e6f_JC.exe
Size 3.2MB
Sample231011-2evwbsaf48
SHA256 a71916846ff796a16a2305782a656adbc4b21be2343773c8832ae73d2a7a9e6f
MD5 c269bc5e2c6c1767fa47ba3c983a6513
SHA1 d6baf7106e6579babb8262abcffdf635fc9d6d23
SHA512 0fc254b52d2dbd640d05d92cba14c3f5f72ba911d6567d53f0c7bd0aac3178f2e013121efb94e81c158ad0cd51bfd50b84ef887001b4aaccdc82d72007bab9c7
SSDEEP 98304:qviz/27qWGq/TzuqCDl2Ptao7js4F5FNZ:qviq75/TzufF45NZ
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

revengerat nyancatrevenge persistence trojan

Malware Config

Extracted

Family

revengerat

Botnet

NyanCatRevenge

marcelotatuape.ddns.net:333

Mutex

2180459765

Signatures

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

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000\Control Panel\International\Geo\Nation	CDS.exe

Executes dropped EXE 2 IoCs

pid	Process
4296	CDS.exe
3208	crypted.exe

Loads dropped DLL 1 IoCs

pid	Process
4296	CDS.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	a71916846ff796a16a2305782a656adbc4b21be2343773c8832ae73d2a7a9e6f_JC.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4296	CDS.exe
4296	CDS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	2940	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	2940	AUDIODG.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4296	CDS.exe
4296	CDS.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3056 wrote to memory of 4296	3056	a71916846ff796a16a2305782a656adbc4b21be2343773c8832ae73d2a7a9e6f_JC.exe	86
PID 3056 wrote to memory of 4296	3056	a71916846ff796a16a2305782a656adbc4b21be2343773c8832ae73d2a7a9e6f_JC.exe	86
PID 3056 wrote to memory of 4296	3056	a71916846ff796a16a2305782a656adbc4b21be2343773c8832ae73d2a7a9e6f_JC.exe	86
PID 4296 wrote to memory of 3208	4296	CDS.exe	90
PID 4296 wrote to memory of 3208	4296	CDS.exe	90
PID 4296 wrote to memory of 3208	4296	CDS.exe	90

C:\Users\Admin\AppData\Local\Temp\a71916846ff796a16a2305782a656adbc4b21be2343773c8832ae73d2a7a9e6f_JC.exe
"C:\Users\Admin\AppData\Local\Temp\a71916846ff796a16a2305782a656adbc4b21be2343773c8832ae73d2a7a9e6f_JC.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3056
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\CDS.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\CDS.exe
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4296
- - C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\crypted.exe
    "C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\crypted.exe"
    3⤵
    - Executes dropped EXE
    PID:3208

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x528 0x53c
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2940

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

630_10.png

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\630_10.png
Size 2KB
SHA256 72566894059452101ea836bbff9ede5069141eeb52022ab55baa24e1666825c9
MD5 340b294efc691d1b20c64175d565ebc7
SHA1 81cb9649bd1c9a62ae79e781818fc24d15c29ce7
SHA512 1395a8e175c63a1a1ff459a9dac437156c74299272e020e7e078a087969251a8534f17244a529acbc1b6800a97d4c0abfa3c88f6fcb88423f56dfaae9b49fc3d
MD5 SHA1 SHA512

Submit Download

CDS.cdd

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\CDS.cdd
Size 13KB
SHA256 e7e942993864e8b18780ef10a415f7b93924c6378248c52f0c96895735222b96
MD5 3e7ecaeb51c2812d13b07ec852d74aaf
SHA1 e9bdab93596ffb0f7f8c65243c579180939acb26
SHA512 635cd5173b595f1905af9eeea65037601cf8496d519c506b6d082662d438c26a1bfe653eaf6edcb117ccf8767975c37ab0238ca4c77574e2706f9b238a15ad4d
SSDEEP 192:/94Ky6T5QyLl7VQgge6e4lHW0i10Qlzu57TCk6CevgmYP9/z/FlN3ZkFnT9oGqoB:VkWmgd76s0e4qkuYmYJbFXunT5LDXHhb
MD5 SHA1 SHA512 SSDEEP

Submit Download

CDS.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\CDS.exe
Size 6.1MB
SHA256 0963cef2f742a31b2604fe975f4471ae6a76641490fe60805db744fef9bdd5d2
MD5 424bf196deaeb4ddcafb78e137fa560a
SHA1 007738e9486c904a3115daa6e8ba2ee692af58c8
SHA512 a9be6dd5b2ed84baea34e0f1b1e8f5388ce3662c5dcb6a80c2d175be95f9598312837420c07b52cdfaa9e94bcffd8c7a2b9db2b551dfac171bce4b92f466e797
SSDEEP 196608:qckXI2J+DclPbLeCQOn9zlPojD390brV3p1:KY2p7n9zwDg1
MD5 SHA1 SHA512 SSDEEP

Submit Download

CDS.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\CDS.exe
Size 6.1MB
SHA256 0963cef2f742a31b2604fe975f4471ae6a76641490fe60805db744fef9bdd5d2
MD5 424bf196deaeb4ddcafb78e137fa560a
SHA1 007738e9486c904a3115daa6e8ba2ee692af58c8
SHA512 a9be6dd5b2ed84baea34e0f1b1e8f5388ce3662c5dcb6a80c2d175be95f9598312837420c07b52cdfaa9e94bcffd8c7a2b9db2b551dfac171bce4b92f466e797
SSDEEP 196608:qckXI2J+DclPbLeCQOn9zlPojD390brV3p1:KY2p7n9zwDg1
MD5 SHA1 SHA512 SSDEEP

Submit Download

c.dat

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c.dat
Size 14KB
SHA256 40a1915d15cca8a0e068f875af90a92f76a03f05892935c6ac62c6644402f255
MD5 6a58ca43d70b870e047010dd9d188e2b
SHA1 238b5ed585186316e79dcf25f81f8db4f51a5eca
SHA512 2574f511f4b419f6516103a84a0ad0210a3e2231ab2dfabc712d58eb115c2388370974692c1df036c8f7e0f3861aaad00f449536efb887ec5245b5acd42fbd55
SSDEEP 192:CM3WWXAaoA+IwWbtevsr40/1UBV4iGfBIiPT+q3IhyrgR238sxD8X:C4bAJAlekM0I/GZIwZ4IrgcPxYX
MD5 SHA1 SHA512 SSDEEP

Submit Download

crypted.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\crypted.exe
Size 14KB
SHA256 8bfdd772fb6c76463e5183114bd85834eb32c8210e0dd5346d789fe038dfd552
MD5 97b83a956acfd1d88df14a123a71ddca
SHA1 d6f0b6d6543d18e570c57f1095e9a9eab97f24fe
SHA512 7e1c9891778c15707870f1b1b1bbf2c2b4bea6ef2f9d6eea035581d6828f4d0f240b0cb04e05cb5f979840aa84d11fce240728702b1735f01f10105797058fbe
SSDEEP 192:e+8C+EKS0O9ejYTDG8bcp4LlXunieXubWyD9JEBkGxVXOqoNYRJE:eNVjYTDG8gp2NeXTyD3EnxpoNn
MD5 SHA1 SHA512 SSDEEP

Submit Download

crypted.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\crypted.exe
Size 14KB
SHA256 8bfdd772fb6c76463e5183114bd85834eb32c8210e0dd5346d789fe038dfd552
MD5 97b83a956acfd1d88df14a123a71ddca
SHA1 d6f0b6d6543d18e570c57f1095e9a9eab97f24fe
SHA512 7e1c9891778c15707870f1b1b1bbf2c2b4bea6ef2f9d6eea035581d6828f4d0f240b0cb04e05cb5f979840aa84d11fce240728702b1735f01f10105797058fbe
SSDEEP 192:e+8C+EKS0O9ejYTDG8bcp4LlXunieXubWyD9JEBkGxVXOqoNYRJE:eNVjYTDG8gp2NeXTyD3EnxpoNn
MD5 SHA1 SHA512 SSDEEP

Submit Download

crypted.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\crypted.exe
Size 14KB
SHA256 8bfdd772fb6c76463e5183114bd85834eb32c8210e0dd5346d789fe038dfd552
MD5 97b83a956acfd1d88df14a123a71ddca
SHA1 d6f0b6d6543d18e570c57f1095e9a9eab97f24fe
SHA512 7e1c9891778c15707870f1b1b1bbf2c2b4bea6ef2f9d6eea035581d6828f4d0f240b0cb04e05cb5f979840aa84d11fce240728702b1735f01f10105797058fbe
SSDEEP 192:e+8C+EKS0O9ejYTDG8bcp4LlXunieXubWyD9JEBkGxVXOqoNYRJE:eNVjYTDG8gp2NeXTyD3EnxpoNn
MD5 SHA1 SHA512 SSDEEP

Submit Download

fs.settings

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fs.settings
Size 5B
SHA256 fcbcf165908dd18a9e49f7ff27810176db8e9f63b4352213741664245224f8aa
MD5 68934a3e9455fa72420237eb05902327
SHA1 7cb6efb98ba5972a9b5090dc2e517fe14d12cb04
SHA512 719fa67eef49c4b2a2b83f0c62bddd88c106aaadb7e21ae057c8802b700e36f81fe3f144812d8b05d66dc663d908b25645e153262cf6d457aa34e684af9e328d
MD5 SHA1 SHA512

Submit Download

lua5.1.dll

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lua5.1.dll
Size 322KB
SHA256 f26f4f66022acc96d0319c09814ebeda60f4ab96b63b6262045dc786dc7c5866
MD5 c3256800dce47c14acc83ccca4c3e2ac
SHA1 9d126818c66991dbc3813a65eddb88bbcf77f30a
SHA512 6865a98ad8a6bd02d1ba35a28b36b6306af393f5e9ad767cd6da027bb021f7399d629423f510c44436ac3e4603b6c606493edf8b14d21fabf3eab16d37bd0d25
SSDEEP 6144:7kn2LG5bwf92+0HiDhAqUS0aMkhwfDRAOj+JzOg7Fa:Q2x2cdUhZcIDR8xha
MD5 SHA1 SHA512 SSDEEP

Submit Download

lua5.1.dll

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lua5.1.dll
Size 322KB
SHA256 f26f4f66022acc96d0319c09814ebeda60f4ab96b63b6262045dc786dc7c5866
MD5 c3256800dce47c14acc83ccca4c3e2ac
SHA1 9d126818c66991dbc3813a65eddb88bbcf77f30a
SHA512 6865a98ad8a6bd02d1ba35a28b36b6306af393f5e9ad767cd6da027bb021f7399d629423f510c44436ac3e4603b6c606493edf8b14d21fabf3eab16d37bd0d25
SSDEEP 6144:7kn2LG5bwf92+0HiDhAqUS0aMkhwfDRAOj+JzOg7Fa:Q2x2cdUhZcIDR8xha
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/3208-42-0x0000000071E60000-0x0000000072411000-memory.dmp

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memory/3208-43-0x0000000071E60000-0x0000000072411000-memory.dmp

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memory/3208-44-0x0000000001790000-0x00000000017A0000-memory.dmp

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memory/3208-45-0x0000000071E60000-0x0000000072411000-memory.dmp

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memory/3208-46-0x0000000001790000-0x00000000017A0000-memory.dmp

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