adwind | 95c7d2c1ca46c6e1ac08ad933faa802f8d71eaacaa78e8df96a2f487b3030d78

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
29-06-2022 07:54

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General

Target

justificante de la transferencia.jar
Size

633KB
MD5

fbbe867f061bcb408da65984170ba74e
SHA1

b590a6713dea76b60b5e4fd485e2b3359db656b5
SHA256

95c7d2c1ca46c6e1ac08ad933faa802f8d71eaacaa78e8df96a2f487b3030d78
SHA512

a4bc77de1b68ee3375e83a40a2a501355a82ca51d12beaf86a608953883770fdf0d023688b70665d7649289094d0851ce1b5898c00939c51858d7f91e71dede8

Score

10^/10

adwind vjw0rm persistence trojan worm

Malware Config

Extracted

Family

vjw0rm

http://paypalintelsassistant.duia.ro:8153

Signatures

AdWind
A Java-based RAT family operated as malware-as-a-service.
trojan adwind
Vjw0rm
Vjw0rm is a remote access trojan written in JavaScript.
trojan worm vjw0rm

Blocklisted process makes network request 16 IoCs

Processes:

WScript.exe

flow	pid	process
12	4848	WScript.exe
19	4848	WScript.exe
23	4848	WScript.exe
32	4848	WScript.exe
33	4848	WScript.exe
36	4848	WScript.exe
39	4848	WScript.exe
40	4848	WScript.exe
41	4848	WScript.exe
42	4848	WScript.exe
43	4848	WScript.exe
44	4848	WScript.exe
45	4848	WScript.exe
46	4848	WScript.exe
47	4848	WScript.exe
48	4848	WScript.exe

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

Processes:

wscript.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\International\Geo\Nation	wscript.exe

Drops startup file 2 IoCs

Processes:

WScript.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\EzNnZwZCES.js	WScript.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\EzNnZwZCES.js	WScript.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

WScript.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows\CurrentVersion\Run	WScript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\YVBPFHTJIQ = "\"C:\\Users\\Admin\\AppData\\Roaming\\EzNnZwZCES.js\""	WScript.exe

Drops file in System32 directory 1 IoCs

Processes:

java.exe

description ioc process

File created C:\Windows\System32\test.txt java.exe

description	ioc	process
File created	C:\Windows\System32\test.txt	java.exe

Drops file in Program Files directory 24 IoCs

Processes:

javaw.exejava.exe

description	ioc	process
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\dll\ntdll.pdb	javaw.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\symbols\dll\jvm.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\symbols\dll\ntdll.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\server\dll\jvm.pdb	javaw.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\server\dll\ntdll.pdb	javaw.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\server\symbols\dll\jvm.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\server\ntdll.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\server\symbols\dll\ntdll.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\ntdll.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\dll\ntdll.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\dll\jvm.pdb	javaw.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\symbols\dll\jvm.pdb	javaw.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\symbols\dll\ntdll.pdb	javaw.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\dll\jvm.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\server\jvm.pdb	javaw.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\server\ntdll.pdb	javaw.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\server\symbols\dll\ntdll.pdb	javaw.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\ntdll.pdb	javaw.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\server\jvm.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\server\dll\jvm.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\jvm.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\server\dll\ntdll.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\server\symbols\dll\jvm.pdb	javaw.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\jvm.pdb	javaw.exe

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

System Information Discovery
T1082
Modifies registry class 1 IoCs

Processes:

wscript.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000_Classes\Local Settings wscript.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

javaw.exejava.exe

pid process

896 javaw.exe
4460 java.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000_Classes\Local Settings	wscript.exe

pid	process
896	javaw.exe
4460	java.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

java.exewscript.exejavaw.exejava.execmd.execmd.exe

description	pid	process	target process
PID 4840 wrote to memory of 4348	4840	java.exe	wscript.exe
PID 4840 wrote to memory of 4348	4840	java.exe	wscript.exe
PID 4348 wrote to memory of 4848	4348	wscript.exe	WScript.exe
PID 4348 wrote to memory of 4848	4348	wscript.exe	WScript.exe
PID 4348 wrote to memory of 896	4348	wscript.exe	javaw.exe
PID 4348 wrote to memory of 896	4348	wscript.exe	javaw.exe
PID 896 wrote to memory of 4460	896	javaw.exe	java.exe
PID 896 wrote to memory of 4460	896	javaw.exe	java.exe
PID 4460 wrote to memory of 5104	4460	java.exe	cmd.exe
PID 4460 wrote to memory of 5104	4460	java.exe	cmd.exe
PID 5104 wrote to memory of 1624	5104	cmd.exe	cscript.exe
PID 5104 wrote to memory of 1624	5104	cmd.exe	cscript.exe
PID 4460 wrote to memory of 3368	4460	java.exe	cmd.exe
PID 4460 wrote to memory of 3368	4460	java.exe	cmd.exe
PID 3368 wrote to memory of 2380	3368	cmd.exe	cscript.exe
PID 3368 wrote to memory of 2380	3368	cmd.exe	cscript.exe
PID 4460 wrote to memory of 4136	4460	java.exe	xcopy.exe
PID 4460 wrote to memory of 4136	4460	java.exe	xcopy.exe
PID 4460 wrote to memory of 2328	4460	java.exe	cmd.exe
PID 4460 wrote to memory of 2328	4460	java.exe	cmd.exe

C:\ProgramData\Oracle\Java\javapath\java.exe
java -jar "C:\Users\Admin\AppData\Local\Temp\justificante de la transferencia.jar"
1⤵
- Suspicious use of WriteProcessMemory
PID:4840

C:\Windows\SYSTEM32\wscript.exe
wscript C:\Users\Admin\nekbnikfmf.js
2⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4348

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\EzNnZwZCES.js"
3⤵
- Blocklisted process makes network request
- Drops startup file
- Adds Run key to start application
PID:4848

C:\Program Files\Java\jre1.8.0_66\bin\javaw.exe
"C:\Program Files\Java\jre1.8.0_66\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Roaming\ygzfygkmq.txt"
3⤵
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:896

C:\Program Files\Java\jre1.8.0_66\bin\java.exe
"C:\Program Files\Java\jre1.8.0_66\bin\java.exe" -jar C:\Users\Admin\AppData\Local\Temp\_0.407029584194483651914556577471472392.class
4⤵
- Drops file in System32 directory
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4460

C:\Windows\SYSTEM32\cmd.exe
cmd.exe /C cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive1605339367721120958.vbs
5⤵
- Suspicious use of WriteProcessMemory
PID:5104

C:\Windows\system32\cscript.exe
cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive1605339367721120958.vbs
6⤵
PID:1624

C:\Windows\SYSTEM32\cmd.exe
cmd.exe /C cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive5071508154502705284.vbs
5⤵
- Suspicious use of WriteProcessMemory
PID:3368

C:\Windows\system32\cscript.exe
cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive5071508154502705284.vbs
6⤵
PID:2380

C:\Windows\SYSTEM32\xcopy.exe
xcopy "C:\Program Files\Java\jre1.8.0_66" "C:\Users\Admin\AppData\Roaming\Oracle\" /e
5⤵
PID:4136

C:\Windows\SYSTEM32\cmd.exe
cmd.exe
5⤵
PID:2328

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\.oracle_jre_usage\90737d32e3aba4b.timestamp
Filesize
50B

MD5
f69875bdded1aae2da108521c10769ae

SHA1
f13371d0708a5941e9854006c6489e562c834da1

SHA256
0155b64dc40ffa760406b5d64882d190034ef3fb4b94470734fee9826ffcc173

SHA512
d4bea26b1c5d54114b76b70d651250a76151c8631b89aab70b0276a328e7d7cc15daf02ee71f7c6ef5d68d3c3b66ff719e0bf4741c1e9d53ba1990917279a97c

Download Submit
C:\Users\Admin\.oracle_jre_usage\90737d32e3aba4b.timestamp
Filesize
50B

MD5
78f03a9cc7aff05cc3ba03bb86cb9a72

SHA1
bd80f3ff7e0e721c3d48c479f55c1307ea19b0af

SHA256
4cc13bfcec24f629852a84e759396cd608aad369da5518307498120356de0a44

SHA512
7f5c42626a38322cae0acdb7431f4fe0e0aa36bbb00290bfbb613dd1053d3dcf320de91f69a4c7369ccce3155d3c6c49b08dea591eec17de0f0abe535221583f

Download Submit
C:\Users\Admin\AppData\Local\Temp\Retrive1605339367721120958.vbs
Filesize
276B

MD5
3bdfd33017806b85949b6faa7d4b98e4

SHA1
f92844fee69ef98db6e68931adfaa9a0a0f8ce66

SHA256
9da575dd2d5b7c1e9bab8b51a16cde457b3371c6dcdb0537356cf1497fa868f6

SHA512
ae5e5686ae71edef53e71cd842cb6799e4383b9c238a5c361b81647efa128d2fedf3bf464997771b5b0c47a058fecae7829aeedcd098c80a11008581e5781429

Download Submit
C:\Users\Admin\AppData\Local\Temp\Retrive5071508154502705284.vbs
Filesize
281B

MD5
a32c109297ed1ca155598cd295c26611

SHA1
dc4a1fdbaad15ddd6fe22d3907c6b03727b71510

SHA256
45bfe34aa3ef932f75101246eb53d032f5e7cf6d1f5b4e495334955a255f32e7

SHA512
70372552dc86fe02ece9fe3b7721463f80be07a34126b2c75b41e30078cda9e90744c7d644df623f63d4fb985482e345b3351c4d3da873162152c67fc6ecc887

Download Submit
C:\Users\Admin\AppData\Local\Temp\_0.407029584194483651914556577471472392.class
Filesize
241KB

MD5
781fb531354d6f291f1ccab48da6d39f

SHA1
9ce4518ebcb5be6d1f0b5477fa00c26860fe9a68

SHA256
97d585b6aff62fb4e43e7e6a5f816dcd7a14be11a88b109a9ba9e8cd4c456eb9

SHA512
3e6630f5feb4a3eb1dac7e9125ce14b1a2a45d7415cf44cea42bc51b2a9aa37169ee4a4c36c888c8f2696e7d6e298e2ad7b2f4c22868aaa5948210eb7db220d8

Download Submit
C:\Users\Admin\AppData\Roaming\EzNnZwZCES.js
Filesize
15KB

MD5
1584eda3eb8888cd3b660006f8bb9ee3

SHA1
8010111a0cefff3eabf04573df573c209ddec12e

SHA256
3e0ac4509b29caa5c3aaf489ca41fafdb4388a59c3e0d3f64211fe013f6d7f79

SHA512
ec06fbc6c58077d373b4f4c72f407742f680a9790584c246f84fab3b373b39269762aa5c72c09c6391e794c89e8312f3e18e68462f923194865b5444c38e9fcc

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-3751123196-3323558407-1869646069-1000\83aa4cc77f591dfc2374580bbd95f6ba_6bb404a8-25bc-4cef-a831-797f8d1e89c0
Filesize
45B

MD5
c8366ae350e7019aefc9d1e6e6a498c6

SHA1
5731d8a3e6568a5f2dfbbc87e3db9637df280b61

SHA256
11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238

SHA512
33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd

Download Submit
C:\Users\Admin\AppData\Roaming\ygzfygkmq.txt
Filesize
479KB

MD5
0af2ffb0e3a810f556a0eef909a5ecc7

SHA1
641fe60bfa8569a0a13dc9279ea1cafb5cb912ad

SHA256
9d05feba177ac6b9433f0a28bf9e6ba9828f1621f625f7ca80009a1cf5b5374b

SHA512
883f01a0d0c2ed6ada0dd3d2b4548d01b54f6cf4fcfd6a39f9a61511147fefc4ea8ad4392873fd54e4d7c1c04adc01c94bf99447ddfcde925340ae4ea409b1c9

Download Submit
C:\Users\Admin\nekbnikfmf.js
Filesize
932KB

MD5
d4eeb2910754c6361a251c9741c8a2dc

SHA1
4add534ede28add3d70ec8fa7432ef9524ec3280

SHA256
cd76f0a5d341008b11d06eb3bc6ba912b246eba4d825b408963da1348ab2e9ff

SHA512
ca35542b199874dfb88b6d50c6bc6a0760994e1fd7cfb02bef724a3048c1e0b85055b416c8e157608b08bbd58ea8644012e11d41bd6ccd774b61cc38a27c48ce

Download Submit
memory/896-145-0x0000000000000000-mapping.dmp

Download
memory/896-198-0x0000000002920000-0x0000000003920000-memory.dmp

Filesize
16.0MB

Download
memory/896-156-0x0000000002920000-0x0000000003920000-memory.dmp

Filesize
16.0MB

Download
memory/896-175-0x0000000002920000-0x0000000003920000-memory.dmp

Filesize
16.0MB

Download
memory/1624-183-0x0000000000000000-mapping.dmp

Download
memory/2328-193-0x0000000000000000-mapping.dmp

Download
memory/2380-186-0x0000000000000000-mapping.dmp

Download
memory/3368-185-0x0000000000000000-mapping.dmp

Download
memory/4136-189-0x0000000000000000-mapping.dmp

Download
memory/4348-140-0x0000000000000000-mapping.dmp

Download
memory/4460-187-0x0000000002AA0000-0x0000000003AA0000-memory.dmp

Filesize
16.0MB

Download
memory/4460-158-0x0000000000000000-mapping.dmp

Download
memory/4460-169-0x0000000002AA0000-0x0000000003AA0000-memory.dmp

Filesize
16.0MB

Download
memory/4460-190-0x0000000002AA0000-0x0000000003AA0000-memory.dmp

Filesize
16.0MB

Download
memory/4460-192-0x0000000002AA0000-0x0000000003AA0000-memory.dmp

Filesize
16.0MB

Download
memory/4460-196-0x0000000002AA0000-0x0000000003AA0000-memory.dmp

Filesize
16.0MB

Download
memory/4460-197-0x0000000002AA0000-0x0000000003AA0000-memory.dmp

Filesize
16.0MB

Download
memory/4460-199-0x0000000002AA0000-0x0000000003AA0000-memory.dmp

Filesize
16.0MB

Download
memory/4840-134-0x00000000028D0000-0x00000000038D0000-memory.dmp

Filesize
16.0MB

Download
memory/4848-143-0x0000000000000000-mapping.dmp

Download
memory/5104-182-0x0000000000000000-mapping.dmp

Download