3f8975af51c5028a28097bd0fecc58a92f083abaa347c1f3565fe0309f0286c3

Analysis

max time kernel
137s
max time network
137s
platform
windows10_x64
resource
win10v20210410
submitted
11-05-2021 11:09

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General

Target

shipment documents.jar
Size

101KB
MD5

397104fac578a0ef2984ccd0483595b9
SHA1

f691f3345cfe94c9e0cbc115ea60d4374e1bdd9d
SHA256

3f8975af51c5028a28097bd0fecc58a92f083abaa347c1f3565fe0309f0286c3
SHA512

9821581b80896818d1d36c3cc3bb20b1ec9045d8f8ebb6aeffd57f45b17984779ac214fcb8ea49f4665287ef6237ae38ace9c211894b04bc469ace1e2ce588eb

Score

7^/10

persistence

Malware Config

Signatures

Drops startup file 1 IoCs

Processes:

java.exe

description ioc process

File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\shipment documents.jar java.exe
Loads dropped DLL 1 IoCs

Processes:

java.exe

pid process

1296 java.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\shipment documents.jar	java.exe

pid	process
1296	java.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

java.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Windows\CurrentVersion\Run\shipment documents = "\"C:\\Program Files\\Java\\jre1.8.0_66\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\shipment documents.jar\""	java.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\shipment documents = "\"C:\\Program Files\\Java\\jre1.8.0_66\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\shipment documents.jar\""	java.exe

Drops file in Program Files directory 12 IoCs

Processes:

java.exe

description	ioc	process
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\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\server\dll\jvm.pdb	java.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\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\ntdll.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\jvm.pdb	java.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\server\ntdll.pdb	java.exe

Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

3972 schtasks.exe

pid	process
3972	schtasks.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

java.exejava.execmd.exe

description	pid	process	target process
PID 3172 wrote to memory of 1296	3172	java.exe	java.exe
PID 3172 wrote to memory of 1296	3172	java.exe	java.exe
PID 1296 wrote to memory of 2320	1296	java.exe	cmd.exe
PID 1296 wrote to memory of 2320	1296	java.exe	cmd.exe
PID 1296 wrote to memory of 2120	1296	java.exe	java.exe
PID 1296 wrote to memory of 2120	1296	java.exe	java.exe
PID 2320 wrote to memory of 3972	2320	cmd.exe	schtasks.exe
PID 2320 wrote to memory of 3972	2320	cmd.exe	schtasks.exe

C:\ProgramData\Oracle\Java\javapath\java.exe
java -jar "C:\Users\Admin\AppData\Local\Temp\shipment documents.jar"
1⤵
- Suspicious use of WriteProcessMemory
PID:3172

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\shipment documents.jar"
2⤵
- Drops startup file
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1296

C:\Windows\SYSTEM32\cmd.exe
cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\shipment documents.jar"
3⤵
- Suspicious use of WriteProcessMemory
PID:2320

C:\Windows\system32\schtasks.exe
schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\shipment documents.jar"
4⤵
- Creates scheduled task(s)
PID:3972

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\Roaming\shipment documents.jar"
3⤵
- Drops file in Program Files directory
PID:2120

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Registry Run Keys / Startup Folder

T1060

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\.oracle_jre_usage\90737d32e3aba4b.timestamp
MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
C:\Users\Admin\.oracle_jre_usage\90737d32e3aba4b.timestamp
MD5
82390659fbba7c24fd0eb6185301d88f

SHA1
e0aec872c817d138615428921c053126300e3763

SHA256
6f405ba314a0613fd29d8c069d2bb82ef1509c39ab7b8d22f81464108cac4767

SHA512
90d3ac1955324f484748cf89de3501c4bb7cc9b337ebecb0a190bee591ebde3d823054dab8627eb2e037a547e90a5644c836c92db553a426fedb1fc02c978170

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-3686645723-710336880-414668232-1000\83aa4cc77f591dfc2374580bbd95f6ba_89bbad60-16d5-41c2-ad8d-716f4ac5f4c2
MD5
c8366ae350e7019aefc9d1e6e6a498c6

SHA1
5731d8a3e6568a5f2dfbbc87e3db9637df280b61

SHA256
11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238

SHA512
33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd

Download Submit
C:\Users\Admin\AppData\Roaming\lib\jna-5.5.0.jar
MD5
acfb5b5fd9ee10bf69497792fd469f85

SHA1
0e0845217c4907822403912ad6828d8e0b256208

SHA256
b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e

SHA512
e52575f58a195ceb3bd16b9740eadf5bc5b1d4d63c0734e8e5fd1d1776aa2d068d2e4c7173b83803f95f72c0a6759ae1c9b65773c734250d4cfcdf47a19f82aa

Download Submit
C:\Users\Admin\AppData\Roaming\lib\jna-platform-5.5.0.jar
MD5
2f4a99c2758e72ee2b59a73586a2322f

SHA1
af38e7c4d0fc73c23ecd785443705bfdee5b90bf

SHA256
24d81621f82ac29fcdd9a74116031f5907a2343158e616f4573bbfa2434ae0d5

SHA512
b860459a0d3bf7ccb600a03aa1d2ac0358619ee89b2b96ed723541e182b6fdab53aefef7992acb4e03fca67aa47cbe3907b1e6060a60b57ed96c4e00c35c7494

Download Submit
C:\Users\Admin\AppData\Roaming\lib\sqlite-jdbc-3.14.2.1.jar
MD5
b33387e15ab150a7bf560abdc73c3bec

SHA1
66b8075784131f578ef893fd7674273f709b9a4c

SHA256
2eae3dea1c3dde6104c49f9601074b6038ff6abcf3be23f4b56f6720a4f6a491

SHA512
25cfb0d6ce35d0bcb18527d3aa12c63ecb2d9c1b8b78805d1306e516c13480b79bb0d74730aa93bd1752f9ac2da9fdd51781c48844cea2fd52a06c62852c8279

Download Submit
C:\Users\Admin\AppData\Roaming\lib\system-hook-3.5.jar
MD5
e1aa38a1e78a76a6de73efae136cdb3a

SHA1
c463da71871f780b2e2e5dba115d43953b537daf

SHA256
2ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609

SHA512
fee16fe9364926ec337e52f551fd62ed81984808a847de2fd68ff29b6c5da0dcc04ef6d8977f0fe675662a7d2ea1065cdcdd2a5259446226a7c7c5516bd7d60d

Download Submit
C:\Users\Admin\AppData\Roaming\shipment documents.jar
MD5
397104fac578a0ef2984ccd0483595b9

SHA1
f691f3345cfe94c9e0cbc115ea60d4374e1bdd9d

SHA256
3f8975af51c5028a28097bd0fecc58a92f083abaa347c1f3565fe0309f0286c3

SHA512
9821581b80896818d1d36c3cc3bb20b1ec9045d8f8ebb6aeffd57f45b17984779ac214fcb8ea49f4665287ef6237ae38ace9c211894b04bc469ace1e2ce588eb

Download Submit
C:\Users\Admin\lib\jna-5.5.0.jar
MD5
acfb5b5fd9ee10bf69497792fd469f85

SHA1
0e0845217c4907822403912ad6828d8e0b256208

SHA256
b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e

SHA512
e52575f58a195ceb3bd16b9740eadf5bc5b1d4d63c0734e8e5fd1d1776aa2d068d2e4c7173b83803f95f72c0a6759ae1c9b65773c734250d4cfcdf47a19f82aa

Download Submit
C:\Users\Admin\lib\jna-platform-5.5.0.jar
MD5
2f4a99c2758e72ee2b59a73586a2322f

SHA1
af38e7c4d0fc73c23ecd785443705bfdee5b90bf

SHA256
24d81621f82ac29fcdd9a74116031f5907a2343158e616f4573bbfa2434ae0d5

SHA512
b860459a0d3bf7ccb600a03aa1d2ac0358619ee89b2b96ed723541e182b6fdab53aefef7992acb4e03fca67aa47cbe3907b1e6060a60b57ed96c4e00c35c7494

Download Submit
C:\Users\Admin\lib\sqlite-jdbc-3.14.2.1.jar
MD5
b33387e15ab150a7bf560abdc73c3bec

SHA1
66b8075784131f578ef893fd7674273f709b9a4c

SHA256
2eae3dea1c3dde6104c49f9601074b6038ff6abcf3be23f4b56f6720a4f6a491

SHA512
25cfb0d6ce35d0bcb18527d3aa12c63ecb2d9c1b8b78805d1306e516c13480b79bb0d74730aa93bd1752f9ac2da9fdd51781c48844cea2fd52a06c62852c8279

Download Submit
C:\Users\Admin\lib\system-hook-3.5.jar
MD5
e1aa38a1e78a76a6de73efae136cdb3a

SHA1
c463da71871f780b2e2e5dba115d43953b537daf

SHA256
2ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609

SHA512
fee16fe9364926ec337e52f551fd62ed81984808a847de2fd68ff29b6c5da0dcc04ef6d8977f0fe675662a7d2ea1065cdcdd2a5259446226a7c7c5516bd7d60d

Download Submit
C:\Users\Admin\shipment documents.jar
MD5
397104fac578a0ef2984ccd0483595b9

SHA1
f691f3345cfe94c9e0cbc115ea60d4374e1bdd9d

SHA256
3f8975af51c5028a28097bd0fecc58a92f083abaa347c1f3565fe0309f0286c3

SHA512
9821581b80896818d1d36c3cc3bb20b1ec9045d8f8ebb6aeffd57f45b17984779ac214fcb8ea49f4665287ef6237ae38ace9c211894b04bc469ace1e2ce588eb

Download Submit
\Users\Admin\AppData\Local\Temp\jna-63116079\jna4147203030046330627.dll
MD5
e02979ecd43bcc9061eb2b494ab5af50

SHA1
3122ac0e751660f646c73b10c4f79685aa65c545

SHA256
a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

SHA512
1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

Download Submit
memory/1296-228-0x0000000003350000-0x0000000003360000-memory.dmp

Filesize
64KB

Download
memory/1296-212-0x0000000003300000-0x0000000003310000-memory.dmp

Filesize
64KB

Download
memory/1296-230-0x0000000003370000-0x0000000003380000-memory.dmp

Filesize
64KB

Download
memory/1296-229-0x0000000003360000-0x0000000003370000-memory.dmp

Filesize
64KB

Download
memory/1296-204-0x0000000000000000-mapping.dmp

Download
memory/1296-216-0x0000000003330000-0x0000000003340000-memory.dmp

Filesize
64KB

Download
memory/1296-215-0x0000000003320000-0x0000000003330000-memory.dmp

Filesize
64KB

Download
memory/1296-213-0x0000000003310000-0x0000000003320000-memory.dmp

Filesize
64KB

Download
memory/1296-214-0x0000000003340000-0x0000000003350000-memory.dmp

Filesize
64KB

Download
memory/1296-211-0x0000000003090000-0x0000000003300000-memory.dmp

Filesize
2.4MB

Download
memory/2120-220-0x0000000000000000-mapping.dmp

Download
memory/2120-231-0x00000000033C0000-0x0000000003630000-memory.dmp

Filesize
2.4MB

Download
memory/2120-232-0x0000000003630000-0x0000000003640000-memory.dmp

Filesize
64KB

Download
memory/2120-233-0x0000000003640000-0x0000000003650000-memory.dmp

Filesize
64KB

Download
memory/2120-234-0x0000000003650000-0x0000000003660000-memory.dmp

Filesize
64KB

Download
memory/2120-235-0x0000000003660000-0x0000000003670000-memory.dmp

Filesize
64KB

Download
memory/2320-219-0x0000000000000000-mapping.dmp

Download
memory/3172-140-0x0000000000A40000-0x0000000000A41000-memory.dmp

Filesize
4KB

Download
memory/3172-114-0x0000000002A70000-0x0000000002CE0000-memory.dmp

Filesize
2.4MB

Download
memory/3172-202-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3172-203-0x0000000002E60000-0x0000000002E70000-memory.dmp

Filesize
64KB

Download
memory/3172-195-0x0000000000A40000-0x0000000000A41000-memory.dmp

Filesize
4KB

Download
memory/3172-200-0x0000000002E30000-0x0000000002E40000-memory.dmp

Filesize
64KB

Download
memory/3172-199-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/3172-198-0x0000000002E10000-0x0000000002E20000-memory.dmp

Filesize
64KB

Download
memory/3172-197-0x0000000002E00000-0x0000000002E10000-memory.dmp

Filesize
64KB

Download
memory/3172-196-0x0000000000A40000-0x0000000000A41000-memory.dmp

Filesize
4KB

Download
memory/3172-194-0x0000000002DF0000-0x0000000002E00000-memory.dmp

Filesize
64KB

Download
memory/3172-183-0x0000000000A40000-0x0000000000A41000-memory.dmp

Filesize
4KB

Download
memory/3172-178-0x0000000000A40000-0x0000000000A41000-memory.dmp

Filesize
4KB

Download
memory/3172-175-0x0000000002DE0000-0x0000000002DF0000-memory.dmp

Filesize
64KB

Download
memory/3172-152-0x0000000000A40000-0x0000000000A41000-memory.dmp

Filesize
4KB

Download
memory/3172-150-0x0000000002DD0000-0x0000000002DE0000-memory.dmp

Filesize
64KB

Download
memory/3172-149-0x0000000000A40000-0x0000000000A41000-memory.dmp

Filesize
4KB

Download
memory/3172-148-0x0000000002DC0000-0x0000000002DD0000-memory.dmp

Filesize
64KB

Download
memory/3172-141-0x0000000002DB0000-0x0000000002DC0000-memory.dmp

Filesize
64KB

Download
memory/3172-201-0x0000000002E40000-0x0000000002E50000-memory.dmp

Filesize
64KB

Download
memory/3172-139-0x0000000002D90000-0x0000000002DA0000-memory.dmp

Filesize
64KB

Download
memory/3172-138-0x0000000002D80000-0x0000000002D90000-memory.dmp

Filesize
64KB

Download
memory/3172-137-0x0000000002D70000-0x0000000002D80000-memory.dmp

Filesize
64KB

Download
memory/3172-115-0x0000000000A40000-0x0000000000A41000-memory.dmp

Filesize
4KB

Download
memory/3172-136-0x0000000002D60000-0x0000000002D70000-memory.dmp

Filesize
64KB

Download
memory/3172-134-0x0000000002DA0000-0x0000000002DB0000-memory.dmp

Filesize
64KB

Download
memory/3172-133-0x0000000002D50000-0x0000000002D60000-memory.dmp

Filesize
64KB

Download
memory/3172-132-0x0000000002D40000-0x0000000002D50000-memory.dmp

Filesize
64KB

Download
memory/3172-131-0x0000000002D30000-0x0000000002D40000-memory.dmp

Filesize
64KB

Download
memory/3172-129-0x0000000002D20000-0x0000000002D30000-memory.dmp

Filesize
64KB

Download
memory/3172-128-0x0000000002D10000-0x0000000002D20000-memory.dmp

Filesize
64KB

Download
memory/3172-120-0x0000000000A40000-0x0000000000A41000-memory.dmp

Filesize
4KB

Download
memory/3172-119-0x0000000002D00000-0x0000000002D10000-memory.dmp

Filesize
64KB

Download
memory/3172-118-0x0000000000A40000-0x0000000000A41000-memory.dmp

Filesize
4KB

Download
memory/3172-117-0x0000000002CF0000-0x0000000002D00000-memory.dmp

Filesize
64KB

Download
memory/3172-116-0x0000000002CE0000-0x0000000002CF0000-memory.dmp

Filesize
64KB

Download
memory/3972-222-0x0000000000000000-mapping.dmp

Download