vanillarat | 565a2849bb4f871c9b4da984ebddfb8ecc29f8f74806c551d803101b8c42c652

General

Target

b4d092bdd58610ec77ef6713fe7559c39a52f77d37f8a3c5044e1b95e98f969e.exe
Size

267KB
MD5

8c9c29e59baf663d0b071b9efdec3bea
SHA1

dbb8afc9bab40bf175322840b01d474303c38daf
SHA256

b4d092bdd58610ec77ef6713fe7559c39a52f77d37f8a3c5044e1b95e98f969e
SHA512

5dcdb29f21c758af40c65b96e2ae2bfa3a24388fb1c924118e258b90af2ed59b676122229de424c2c26f5050e643e4a8b3add3eaa5df6c4ba361b115cecbefd3
SSDEEP

6144:EJZKBI0RyYeY4eoiJ+sCFvTK2/LZZ3Ru79kkkkkkkkkkkkkkkkskkkkkkkkkkkkq:1yYrZos+xFv5RupkkkkkkkkkkkkkkkkZ

Score

10^/10

vanillarat persistence rat

Malware Config

Signatures

VanillaRat
VanillaRat is an advanced remote administration tool coded in C#.
rat vanillarat

Vanilla Rat payload 10 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/2236-54-0x0000000000DE0000-0x0000000000E2A000-memory.dmp	vanillarat
\Users\Admin\svchost.exe	vanillarat
C:\Users\Admin\svchost.exe	vanillarat
C:\Users\Admin\svchost.exe	vanillarat
behavioral1/memory/2960-64-0x00000000010B0000-0x00000000010D2000-memory.dmp	vanillarat
C:\Users\Admin\svchost.exe	vanillarat
\Users\Admin\AppData\Roaming\svchost.exe	vanillarat
behavioral1/memory/2944-75-0x00000000001C0000-0x00000000001E2000-memory.dmp	vanillarat
C:\Users\Admin\AppData\Roaming\svchost.exe	vanillarat
C:\Users\Admin\AppData\Roaming\svchost.exe	vanillarat

Executes dropped EXE 2 IoCs

Processes:

svchost.exesvchost.exe

pid process

2960 svchost.exe
2944 svchost.exe
Loads dropped DLL 2 IoCs

Processes:

b4d092bdd58610ec77ef6713fe7559c39a52f77d37f8a3c5044e1b95e98f969e.exesvchost.exe

pid process

2236 b4d092bdd58610ec77ef6713fe7559c39a52f77d37f8a3c5044e1b95e98f969e.exe
2960 svchost.exe

pid	process
2960	svchost.exe
2944	svchost.exe

pid	process
2236	b4d092bdd58610ec77ef6713fe7559c39a52f77d37f8a3c5044e1b95e98f969e.exe
2960	svchost.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

svchost.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe"	svchost.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

b4d092bdd58610ec77ef6713fe7559c39a52f77d37f8a3c5044e1b95e98f969e.exesvchost.exe

description	pid	process
Token: SeDebugPrivilege	2236	b4d092bdd58610ec77ef6713fe7559c39a52f77d37f8a3c5044e1b95e98f969e.exe
Token: SeDebugPrivilege	2960	svchost.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

b4d092bdd58610ec77ef6713fe7559c39a52f77d37f8a3c5044e1b95e98f969e.exesvchost.exe

description	pid	process	target process
PID 2236 wrote to memory of 2960	2236	b4d092bdd58610ec77ef6713fe7559c39a52f77d37f8a3c5044e1b95e98f969e.exe	svchost.exe
PID 2236 wrote to memory of 2960	2236	b4d092bdd58610ec77ef6713fe7559c39a52f77d37f8a3c5044e1b95e98f969e.exe	svchost.exe
PID 2236 wrote to memory of 2960	2236	b4d092bdd58610ec77ef6713fe7559c39a52f77d37f8a3c5044e1b95e98f969e.exe	svchost.exe
PID 2236 wrote to memory of 2960	2236	b4d092bdd58610ec77ef6713fe7559c39a52f77d37f8a3c5044e1b95e98f969e.exe	svchost.exe
PID 2960 wrote to memory of 2944	2960	svchost.exe	svchost.exe
PID 2960 wrote to memory of 2944	2960	svchost.exe	svchost.exe
PID 2960 wrote to memory of 2944	2960	svchost.exe	svchost.exe
PID 2960 wrote to memory of 2944	2960	svchost.exe	svchost.exe

C:\Users\Admin\AppData\Local\Temp\b4d092bdd58610ec77ef6713fe7559c39a52f77d37f8a3c5044e1b95e98f969e.exe
"C:\Users\Admin\AppData\Local\Temp\b4d092bdd58610ec77ef6713fe7559c39a52f77d37f8a3c5044e1b95e98f969e.exe"
1⤵
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2236

C:\Users\Admin\svchost.exe
"C:\Users\Admin\svchost.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2960

C:\Users\Admin\AppData\Roaming\svchost.exe
"C:\Users\Admin\AppData\Roaming\svchost.exe"
3⤵
- Executes dropped EXE
- Adds Run key to start application
PID:2944

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1

T1102

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\svchost.exe
Filesize
115KB

MD5
2e5422412d23d9f1c1dff78719447728

SHA1
00440171a8963d4454aa8e63fb3a25fd85585091

SHA256
3f0ce66700b7011c8fa2e8a1709c43fb79882721afa0f5e1bbeb8a5c29d81d03

SHA512
77b31e4a05b73495b4ca8698b046bef8cdec82845d316b304679b2521529be38d1dd0cd4e471cf04097ce734f588312214687ec0c8582a5ff5676b68b4e61521

Download Submit
C:\Users\Admin\AppData\Roaming\svchost.exe
Filesize
115KB

MD5
2e5422412d23d9f1c1dff78719447728

SHA1
00440171a8963d4454aa8e63fb3a25fd85585091

SHA256
3f0ce66700b7011c8fa2e8a1709c43fb79882721afa0f5e1bbeb8a5c29d81d03

SHA512
77b31e4a05b73495b4ca8698b046bef8cdec82845d316b304679b2521529be38d1dd0cd4e471cf04097ce734f588312214687ec0c8582a5ff5676b68b4e61521

Download Submit
C:\Users\Admin\svchost.exe
Filesize
115KB

MD5
2e5422412d23d9f1c1dff78719447728

SHA1
00440171a8963d4454aa8e63fb3a25fd85585091

SHA256
3f0ce66700b7011c8fa2e8a1709c43fb79882721afa0f5e1bbeb8a5c29d81d03

SHA512
77b31e4a05b73495b4ca8698b046bef8cdec82845d316b304679b2521529be38d1dd0cd4e471cf04097ce734f588312214687ec0c8582a5ff5676b68b4e61521

Download Submit
C:\Users\Admin\svchost.exe
Filesize
115KB

MD5
2e5422412d23d9f1c1dff78719447728

SHA1
00440171a8963d4454aa8e63fb3a25fd85585091

SHA256
3f0ce66700b7011c8fa2e8a1709c43fb79882721afa0f5e1bbeb8a5c29d81d03

SHA512
77b31e4a05b73495b4ca8698b046bef8cdec82845d316b304679b2521529be38d1dd0cd4e471cf04097ce734f588312214687ec0c8582a5ff5676b68b4e61521

Download Submit
C:\Users\Admin\svchost.exe
Filesize
115KB

MD5
2e5422412d23d9f1c1dff78719447728

SHA1
00440171a8963d4454aa8e63fb3a25fd85585091

SHA256
3f0ce66700b7011c8fa2e8a1709c43fb79882721afa0f5e1bbeb8a5c29d81d03

SHA512
77b31e4a05b73495b4ca8698b046bef8cdec82845d316b304679b2521529be38d1dd0cd4e471cf04097ce734f588312214687ec0c8582a5ff5676b68b4e61521

Download Submit
\Users\Admin\AppData\Roaming\svchost.exe
Filesize
115KB

MD5
2e5422412d23d9f1c1dff78719447728

SHA1
00440171a8963d4454aa8e63fb3a25fd85585091

SHA256
3f0ce66700b7011c8fa2e8a1709c43fb79882721afa0f5e1bbeb8a5c29d81d03

SHA512
77b31e4a05b73495b4ca8698b046bef8cdec82845d316b304679b2521529be38d1dd0cd4e471cf04097ce734f588312214687ec0c8582a5ff5676b68b4e61521

Download Submit
\Users\Admin\svchost.exe
Filesize
115KB

MD5
2e5422412d23d9f1c1dff78719447728

SHA1
00440171a8963d4454aa8e63fb3a25fd85585091

SHA256
3f0ce66700b7011c8fa2e8a1709c43fb79882721afa0f5e1bbeb8a5c29d81d03

SHA512
77b31e4a05b73495b4ca8698b046bef8cdec82845d316b304679b2521529be38d1dd0cd4e471cf04097ce734f588312214687ec0c8582a5ff5676b68b4e61521

Download Submit
memory/2236-54-0x0000000000DE0000-0x0000000000E2A000-memory.dmp

Filesize
296KB

Download
memory/2236-55-0x0000000073CE0000-0x00000000743CE000-memory.dmp

Filesize
6.9MB

Download
memory/2236-66-0x0000000073CE0000-0x00000000743CE000-memory.dmp

Filesize
6.9MB

Download
memory/2944-75-0x00000000001C0000-0x00000000001E2000-memory.dmp

Filesize
136KB

Download
memory/2944-77-0x0000000073CE0000-0x00000000743CE000-memory.dmp

Filesize
6.9MB

Download
memory/2944-78-0x0000000004D20000-0x0000000004D60000-memory.dmp

Filesize
256KB

Download
memory/2944-79-0x0000000073CE0000-0x00000000743CE000-memory.dmp

Filesize
6.9MB

Download
memory/2944-80-0x0000000004D20000-0x0000000004D60000-memory.dmp

Filesize
256KB

Download
memory/2960-67-0x0000000004E20000-0x0000000004E60000-memory.dmp

Filesize
256KB

Download
memory/2960-65-0x0000000073CE0000-0x00000000743CE000-memory.dmp

Filesize
6.9MB

Download
memory/2960-76-0x0000000073CE0000-0x00000000743CE000-memory.dmp

Filesize
6.9MB

Download
memory/2960-64-0x00000000010B0000-0x00000000010D2000-memory.dmp

Filesize
136KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads