36809dfa4186e7b711c733b31f71aeeb315d5b3df82d836f42e7901b9d59767f

General

Target

36809dfa4186e7b711c733b31f71aeeb315d5b3df82d836f42e7901b9d59767f.exe
Size

4.5MB
MD5

05aaa239c3a46f86dd41e2fcb9a6b6c9
SHA1

0b18a083e0c9ba7475033171fa3736f7de9222d2
SHA256

36809dfa4186e7b711c733b31f71aeeb315d5b3df82d836f42e7901b9d59767f
SHA512

523c7c361d4d5c53e611cb093c7440bdc577d4d18886de1ce330bcd27c9ae4c5ff9312d9a657cbc6e0ccba7c628844371fba6df4e0765b16527ee1ece937eaaa
SSDEEP

98304:OijWI3YTO16YlzR+CAB2ibiLAyhS/Af3dsFTYoRHQecigfxRcKHIY:Oij1oi4YZ5ABLboxhYI3deTYmlYxRRN

Score

8^/10

bootkit persistence upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

Processes:

cfË¢Ç¹Èí¼þ(Ó¢ÐÛ¼¶À×Éñ)2013»ð±¬.exesvchost.exe

pid process

1692 cfË¢Ç¹Èí¼þ(Ó¢ÐÛ¼¶À×Éñ)2013»ð±¬.exe
1516 svchost.exe

pid	process
1692	cfË¢Ç¹Èí¼þ(Ó¢ÐÛ¼¶À×Éñ)2013»ð±¬.exe
1516	svchost.exe

UPX packed file 2 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1360-55-0x0000000000400000-0x000000000041C000-memory.dmp	upx
behavioral1/memory/1360-66-0x0000000000400000-0x000000000041C000-memory.dmp	upx

Loads dropped DLL 4 IoCs

Processes:

36809dfa4186e7b711c733b31f71aeeb315d5b3df82d836f42e7901b9d59767f.exe

pid	process
1360	36809dfa4186e7b711c733b31f71aeeb315d5b3df82d836f42e7901b9d59767f.exe
1360	36809dfa4186e7b711c733b31f71aeeb315d5b3df82d836f42e7901b9d59767f.exe
1360	36809dfa4186e7b711c733b31f71aeeb315d5b3df82d836f42e7901b9d59767f.exe
1360	36809dfa4186e7b711c733b31f71aeeb315d5b3df82d836f42e7901b9d59767f.exe

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
bootkit persistence

Bootkit
T1067

Processes:

cfË¢Ç¹Èí¼þ(Ó¢ÐÛ¼¶À×Éñ)2013»ð±¬.exe

description ioc process

File opened for modification \??\PhysicalDrive0 cfË¢Ç¹Èí¼þ(Ó¢ÐÛ¼¶À×Éñ)2013»ð±¬.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

cfË¢Ç¹Èí¼þ(Ó¢ÐÛ¼¶À×Éñ)2013»ð±¬.exesvchost.exe

pid process

1692 cfË¢Ç¹Èí¼þ(Ó¢ÐÛ¼¶À×Éñ)2013»ð±¬.exe
1692 cfË¢Ç¹Èí¼þ(Ó¢ÐÛ¼¶À×Éñ)2013»ð±¬.exe
1516 svchost.exe

description	ioc	process
File opened for modification	\??\PhysicalDrive0	cfË¢Ç¹Èí¼þ(Ó¢ÐÛ¼¶À×Éñ)2013»ð±¬.exe

pid	process
1692	cfË¢Ç¹Èí¼þ(Ó¢ÐÛ¼¶À×Éñ)2013»ð±¬.exe
1692	cfË¢Ç¹Èí¼þ(Ó¢ÐÛ¼¶À×Éñ)2013»ð±¬.exe
1516	svchost.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

36809dfa4186e7b711c733b31f71aeeb315d5b3df82d836f42e7901b9d59767f.exe

description	pid	process	target process
PID 1360 wrote to memory of 1692	1360	36809dfa4186e7b711c733b31f71aeeb315d5b3df82d836f42e7901b9d59767f.exe	cfË¢Ç¹Èí¼þ(Ó¢ÐÛ¼¶À×Éñ)2013»ð±¬.exe
PID 1360 wrote to memory of 1692	1360	36809dfa4186e7b711c733b31f71aeeb315d5b3df82d836f42e7901b9d59767f.exe	cfË¢Ç¹Èí¼þ(Ó¢ÐÛ¼¶À×Éñ)2013»ð±¬.exe
PID 1360 wrote to memory of 1692	1360	36809dfa4186e7b711c733b31f71aeeb315d5b3df82d836f42e7901b9d59767f.exe	cfË¢Ç¹Èí¼þ(Ó¢ÐÛ¼¶À×Éñ)2013»ð±¬.exe
PID 1360 wrote to memory of 1692	1360	36809dfa4186e7b711c733b31f71aeeb315d5b3df82d836f42e7901b9d59767f.exe	cfË¢Ç¹Èí¼þ(Ó¢ÐÛ¼¶À×Éñ)2013»ð±¬.exe
PID 1360 wrote to memory of 1516	1360	36809dfa4186e7b711c733b31f71aeeb315d5b3df82d836f42e7901b9d59767f.exe	svchost.exe
PID 1360 wrote to memory of 1516	1360	36809dfa4186e7b711c733b31f71aeeb315d5b3df82d836f42e7901b9d59767f.exe	svchost.exe
PID 1360 wrote to memory of 1516	1360	36809dfa4186e7b711c733b31f71aeeb315d5b3df82d836f42e7901b9d59767f.exe	svchost.exe
PID 1360 wrote to memory of 1516	1360	36809dfa4186e7b711c733b31f71aeeb315d5b3df82d836f42e7901b9d59767f.exe	svchost.exe

C:\Users\Admin\AppData\Local\Temp\36809dfa4186e7b711c733b31f71aeeb315d5b3df82d836f42e7901b9d59767f.exe
"C:\Users\Admin\AppData\Local\Temp\36809dfa4186e7b711c733b31f71aeeb315d5b3df82d836f42e7901b9d59767f.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1360

C:\Users\Admin\AppData\Local\Temp\cfË¢Ç¹Èí¼þ(Ó¢ÐÛ¼¶À×Éñ)2013»ð±¬.exe
"C:\Users\Admin\AppData\Local\Temp\cfË¢Ç¹Èí¼þ(Ó¢ÐÛ¼¶À×Éñ)2013»ð±¬.exe"
2⤵
- Executes dropped EXE
- Writes to the Master Boot Record (MBR)
- Suspicious use of SetWindowsHookEx
PID:1692

C:\Users\Admin\AppData\Local\Temp\svchost.exe
"C:\Users\Admin\AppData\Local\Temp\svchost.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:1516

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Bootkit

1

T1067

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\cfË¢Ç¹Èí¼þ(Ó¢ÐÛ¼¶À×Éñ)2013»ð±¬.exe
Filesize
8.4MB

MD5
a654920d26ed8915a65be9f7c6ee02be

SHA1
0caf1cbde80bd97c99dcf87660b49216080c5f2b

SHA256
2439efb57bb0418b88b4da3fcb0207972a7aa1d6e7007ea4409d91c6852908f6

SHA512
b070a602d47ccdff9526fd3a6ec90d56198b5a2cf1e51e7463b461ecf9e1683ae66507b926e7604376921b8970ab9aca15a87df08cb57e218e062d3443a8efd7

Download Submit
C:\Users\Admin\AppData\Local\Temp\svchost.exe
Filesize
698KB

MD5
87ce7d13958d4c0c775ed170b4244bfc

SHA1
cc5590b14547600f1e6c1725cdf1c1a2f2d852bb

SHA256
efd1e6b7304c4043dde769e3b5d05753ccda2a5d6c400d07b780e8da4a7e87b0

SHA512
85f0ba6fee98b6929e7cb2159cb463fc88a087f81e4b78c120944532c1aae4380960f45e0fdba1be3499f4a5dc7a0892fa18024ac215b81754ea55454bb41293

Download Submit
\Users\Admin\AppData\Local\Temp\cfË¢Ç¹Èí¼þ(Ó¢ÐÛ¼¶À×Éñ)2013»ð±¬.exe
Filesize
8.4MB

MD5
a654920d26ed8915a65be9f7c6ee02be

SHA1
0caf1cbde80bd97c99dcf87660b49216080c5f2b

SHA256
2439efb57bb0418b88b4da3fcb0207972a7aa1d6e7007ea4409d91c6852908f6

SHA512
b070a602d47ccdff9526fd3a6ec90d56198b5a2cf1e51e7463b461ecf9e1683ae66507b926e7604376921b8970ab9aca15a87df08cb57e218e062d3443a8efd7

Download Submit
\Users\Admin\AppData\Local\Temp\cfË¢Ç¹Èí¼þ(Ó¢ÐÛ¼¶À×Éñ)2013»ð±¬.exe
Filesize
8.4MB

MD5
a654920d26ed8915a65be9f7c6ee02be

SHA1
0caf1cbde80bd97c99dcf87660b49216080c5f2b

SHA256
2439efb57bb0418b88b4da3fcb0207972a7aa1d6e7007ea4409d91c6852908f6

SHA512
b070a602d47ccdff9526fd3a6ec90d56198b5a2cf1e51e7463b461ecf9e1683ae66507b926e7604376921b8970ab9aca15a87df08cb57e218e062d3443a8efd7

Download Submit
\Users\Admin\AppData\Local\Temp\svchost.exe
Filesize
698KB

MD5
87ce7d13958d4c0c775ed170b4244bfc

SHA1
cc5590b14547600f1e6c1725cdf1c1a2f2d852bb

SHA256
efd1e6b7304c4043dde769e3b5d05753ccda2a5d6c400d07b780e8da4a7e87b0

SHA512
85f0ba6fee98b6929e7cb2159cb463fc88a087f81e4b78c120944532c1aae4380960f45e0fdba1be3499f4a5dc7a0892fa18024ac215b81754ea55454bb41293

Download Submit
\Users\Admin\AppData\Local\Temp\svchost.exe
Filesize
698KB

MD5
87ce7d13958d4c0c775ed170b4244bfc

SHA1
cc5590b14547600f1e6c1725cdf1c1a2f2d852bb

SHA256
efd1e6b7304c4043dde769e3b5d05753ccda2a5d6c400d07b780e8da4a7e87b0

SHA512
85f0ba6fee98b6929e7cb2159cb463fc88a087f81e4b78c120944532c1aae4380960f45e0fdba1be3499f4a5dc7a0892fa18024ac215b81754ea55454bb41293

Download Submit
memory/1360-55-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/1360-54-0x00000000764D1000-0x00000000764D3000-memory.dmp

Filesize
8KB

Download
memory/1360-66-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/1516-63-0x0000000000000000-mapping.dmp

Download
memory/1692-58-0x0000000000000000-mapping.dmp

Download
memory/1692-72-0x0000000002DA0000-0x0000000002EA0000-memory.dmp

Filesize
1024KB

Download
memory/1692-73-0x0000000002DA0000-0x0000000002EA0000-memory.dmp

Filesize
1024KB

Download
memory/1692-74-0x0000000002DA0000-0x0000000002EA0000-memory.dmp

Filesize
1024KB

Download
memory/1692-71-0x0000000002DA0000-0x0000000002EA0000-memory.dmp

Filesize
1024KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads