strrat | d32fd7b9dae043243301bc041980215535fd5208e252c3aec703d43fb1c98ec2

Analysis

max time kernel
145s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
24-09-2024 10:51

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General

Target

d32fd7b9dae043243301bc041980215535fd5208e252c3aec703d43fb1c98ec2.jar
Size

282KB
MD5

085b0d7b2ab0862abe65c54e50e25415
SHA1

c7c215b0a6fb35394ac65ecf2179a8cba70b0164
SHA256

d32fd7b9dae043243301bc041980215535fd5208e252c3aec703d43fb1c98ec2
SHA512

b23377f973c5c576f04305613d98cfb1a0053ae7239acfe7f6e1a6b7554cf231fbe46caa18db4787e6d59798148e904599d5d2f60863e25d9b1a474ad88f801f
SSDEEP

6144:dBG0lV3jUa3QKplCNuVpfgtSUjH2y5Mobu/uHYNUSG:1lV34sQKpl7VVgB2OM1W4N5G

Score

10^/10

strrat execution persistence stealer trojan

Malware Config

Signatures

STRRAT
STRRAT is a remote access tool than can steal credentials and log keystrokes.
trojan stealer strrat

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-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation	wscript.exe

Drops startup file 1 IoCs

Processes:

java.exe

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\enlqjqbnns.txt	java.exe

Loads dropped DLL 1 IoCs

Processes:

java.exe

pid	Process
2592	java.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

java.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\enlqjqbnns = "\"C:\\Users\\Admin\\AppData\\Roaming\\enlqjqbnns.txt\""	java.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\enlqjqbnns = "\"C:\\Users\\Admin\\AppData\\Roaming\\enlqjqbnns.txt\""	java.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow	ioc
37	ip-api.com

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

Processes:

schtasks.exe

pid	Process
4000	schtasks.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

WMIC.exeWMIC.exe

description	pid	Process
Token: SeIncreaseQuotaPrivilege	1496	WMIC.exe
Token: SeSecurityPrivilege	1496	WMIC.exe
Token: SeTakeOwnershipPrivilege	1496	WMIC.exe
Token: SeLoadDriverPrivilege	1496	WMIC.exe
Token: SeSystemProfilePrivilege	1496	WMIC.exe
Token: SeSystemtimePrivilege	1496	WMIC.exe
Token: SeProfSingleProcessPrivilege	1496	WMIC.exe
Token: SeIncBasePriorityPrivilege	1496	WMIC.exe
Token: SeCreatePagefilePrivilege	1496	WMIC.exe
Token: SeBackupPrivilege	1496	WMIC.exe
Token: SeRestorePrivilege	1496	WMIC.exe
Token: SeShutdownPrivilege	1496	WMIC.exe
Token: SeDebugPrivilege	1496	WMIC.exe
Token: SeSystemEnvironmentPrivilege	1496	WMIC.exe
Token: SeRemoteShutdownPrivilege	1496	WMIC.exe
Token: SeUndockPrivilege	1496	WMIC.exe
Token: SeManageVolumePrivilege	1496	WMIC.exe
Token: 33	1496	WMIC.exe
Token: 34	1496	WMIC.exe
Token: 35	1496	WMIC.exe
Token: 36	1496	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1496	WMIC.exe
Token: SeSecurityPrivilege	1496	WMIC.exe
Token: SeTakeOwnershipPrivilege	1496	WMIC.exe
Token: SeLoadDriverPrivilege	1496	WMIC.exe
Token: SeSystemProfilePrivilege	1496	WMIC.exe
Token: SeSystemtimePrivilege	1496	WMIC.exe
Token: SeProfSingleProcessPrivilege	1496	WMIC.exe
Token: SeIncBasePriorityPrivilege	1496	WMIC.exe
Token: SeCreatePagefilePrivilege	1496	WMIC.exe
Token: SeBackupPrivilege	1496	WMIC.exe
Token: SeRestorePrivilege	1496	WMIC.exe
Token: SeShutdownPrivilege	1496	WMIC.exe
Token: SeDebugPrivilege	1496	WMIC.exe
Token: SeSystemEnvironmentPrivilege	1496	WMIC.exe
Token: SeRemoteShutdownPrivilege	1496	WMIC.exe
Token: SeUndockPrivilege	1496	WMIC.exe
Token: SeManageVolumePrivilege	1496	WMIC.exe
Token: 33	1496	WMIC.exe
Token: 34	1496	WMIC.exe
Token: 35	1496	WMIC.exe
Token: 36	1496	WMIC.exe
Token: SeIncreaseQuotaPrivilege	3516	WMIC.exe
Token: SeSecurityPrivilege	3516	WMIC.exe
Token: SeTakeOwnershipPrivilege	3516	WMIC.exe
Token: SeLoadDriverPrivilege	3516	WMIC.exe
Token: SeSystemProfilePrivilege	3516	WMIC.exe
Token: SeSystemtimePrivilege	3516	WMIC.exe
Token: SeProfSingleProcessPrivilege	3516	WMIC.exe
Token: SeIncBasePriorityPrivilege	3516	WMIC.exe
Token: SeCreatePagefilePrivilege	3516	WMIC.exe
Token: SeBackupPrivilege	3516	WMIC.exe
Token: SeRestorePrivilege	3516	WMIC.exe
Token: SeShutdownPrivilege	3516	WMIC.exe
Token: SeDebugPrivilege	3516	WMIC.exe
Token: SeSystemEnvironmentPrivilege	3516	WMIC.exe
Token: SeRemoteShutdownPrivilege	3516	WMIC.exe
Token: SeUndockPrivilege	3516	WMIC.exe
Token: SeManageVolumePrivilege	3516	WMIC.exe
Token: 33	3516	WMIC.exe
Token: 34	3516	WMIC.exe
Token: 35	3516	WMIC.exe
Token: 36	3516	WMIC.exe
Token: SeIncreaseQuotaPrivilege	3516	WMIC.exe

Suspicious use of WriteProcessMemory 28 IoCs

Processes:

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

description	pid	Process	procid_target
PID 624 wrote to memory of 184	624	java.exe	83
PID 624 wrote to memory of 184	624	java.exe	83
PID 184 wrote to memory of 3620	184	wscript.exe	84
PID 184 wrote to memory of 3620	184	wscript.exe	84
PID 3620 wrote to memory of 4708	3620	javaw.exe	92
PID 3620 wrote to memory of 4708	3620	javaw.exe	92
PID 4708 wrote to memory of 4868	4708	java.exe	94
PID 4708 wrote to memory of 4868	4708	java.exe	94
PID 4708 wrote to memory of 2592	4708	java.exe	95
PID 4708 wrote to memory of 2592	4708	java.exe	95
PID 4868 wrote to memory of 4000	4868	cmd.exe	98
PID 4868 wrote to memory of 4000	4868	cmd.exe	98
PID 2592 wrote to memory of 452	2592	java.exe	99
PID 2592 wrote to memory of 452	2592	java.exe	99
PID 452 wrote to memory of 1496	452	cmd.exe	101
PID 452 wrote to memory of 1496	452	cmd.exe	101
PID 2592 wrote to memory of 1132	2592	java.exe	102
PID 2592 wrote to memory of 1132	2592	java.exe	102
PID 1132 wrote to memory of 3516	1132	cmd.exe	104
PID 1132 wrote to memory of 3516	1132	cmd.exe	104
PID 2592 wrote to memory of 4860	2592	java.exe	105
PID 2592 wrote to memory of 4860	2592	java.exe	105
PID 4860 wrote to memory of 3948	4860	cmd.exe	107
PID 4860 wrote to memory of 3948	4860	cmd.exe	107
PID 2592 wrote to memory of 1096	2592	java.exe	108
PID 2592 wrote to memory of 1096	2592	java.exe	108
PID 1096 wrote to memory of 2868	1096	cmd.exe	110
PID 1096 wrote to memory of 2868	1096	cmd.exe	110

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
java -jar C:\Users\Admin\AppData\Local\Temp\d32fd7b9dae043243301bc041980215535fd5208e252c3aec703d43fb1c98ec2.jar
1⤵
- Suspicious use of WriteProcessMemory
PID:624
- C:\Windows\SYSTEM32\wscript.exe
  wscript C:\Users\Admin\egtqrikcxw.js
  2⤵
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:184
- - C:\Program Files\Java\jre-1.8\bin\javaw.exe
    "C:\Program Files\Java\jre-1.8\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Roaming\enlqjqbnns.txt"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3620
  - - C:\Program Files\Java\jre-1.8\bin\java.exe
      "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\enlqjqbnns.txt"
      4⤵
      Drops startup file
      Adds Run key to start application
      Suspicious use of WriteProcessMemory
      PID:4708
    - - C:\Windows\SYSTEM32\cmd.exe
        
        cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\enlqjqbnns.txt"
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:4868
      - C:\Windows\system32\schtasks.exe
        
        schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\enlqjqbnns.txt"
        6⤵
        Scheduled Task/Job: Scheduled Task
        
        PID:4000
    - - C:\Program Files\Java\jre-1.8\bin\java.exe
        
        "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\AppData\Roaming\enlqjqbnns.txt"
        5⤵
        Loads dropped DLL
        Suspicious use of WriteProcessMemory
        
        PID:2592
      - C:\Windows\SYSTEM32\cmd.exe
        
        cmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list"
        6⤵
        Suspicious use of WriteProcessMemory
        
        PID:452
        
        C:\Windows\System32\Wbem\WMIC.exe
        
        wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list
        7⤵
        Suspicious use of AdjustPrivilegeToken
        
        PID:1496
      - C:\Windows\SYSTEM32\cmd.exe
        
        cmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list"
        6⤵
        Suspicious use of WriteProcessMemory
        
        PID:1132
        
        C:\Windows\System32\Wbem\WMIC.exe
        
        wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list
        7⤵
        Suspicious use of AdjustPrivilegeToken
        
        PID:3516
      - C:\Windows\SYSTEM32\cmd.exe
        
        cmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list"
        6⤵
        Suspicious use of WriteProcessMemory
        
        PID:4860
        
        C:\Windows\System32\Wbem\WMIC.exe
        
        wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list
        7⤵
        
        PID:3948
      - C:\Windows\SYSTEM32\cmd.exe
        
        cmd.exe /c "wmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list"
        6⤵
        Suspicious use of WriteProcessMemory
        
        PID:1096
        
        C:\Windows\System32\Wbem\WMIC.exe
        
        wmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list
        7⤵
        
        PID:2868

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

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

C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp

MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp

Filesize
46B

MD5
b185be7bc3204193dc907fedaecb9a2d

SHA1
bb5a3054a9f524d5f2d480c08d9e08cd6e8a832e

SHA256
0cb5976b731d55beb6f047f3f2fcc7c117440c09f186368c26dbc5c6ff3d097b

SHA512
37e403b046cd4677ecfbc79ed3a2fb6f2e1c9adddc18208ec34d42a606ac3965eafc5cebd93eb0feb28a1bdfd26db8f531ddd213ce4295135e6d13781a642050

Download Submit
C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp

Filesize
46B

MD5
89815031ede506e6f18554f5113df425

SHA1
c39f0179e40b6ad7d2efbe01073720b5677904c2

SHA256
d48ea4d7a2bd8e5ec6e5b6aac04b8765776db5e526255450c291183203cddf7e

SHA512
b937e4b7f0cf90bbfb3a34e353f0df1e2c44641143da739c1b7ca50833d6200251d01d9abb0f0fe565bd68e173fe383b091b4814d8011c6b191d23a883d6af3b

Download Submit
C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna7645796717959565115.dll

Filesize
241KB

MD5
e02979ecd43bcc9061eb2b494ab5af50

SHA1
3122ac0e751660f646c73b10c4f79685aa65c545

SHA256
a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

SHA512
1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2392887640-1187051047-2909758433-1000\83aa4cc77f591dfc2374580bbd95f6ba_c186ecc3-67e4-4d2b-8682-b6c322da87aa

Filesize
45B

MD5
c8366ae350e7019aefc9d1e6e6a498c6

SHA1
5731d8a3e6568a5f2dfbbc87e3db9637df280b61

SHA256
11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238

SHA512
33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd

Download Submit
C:\Users\Admin\AppData\Roaming\enlqjqbnns.txt

Filesize
209KB

MD5
b16ad4531fc12940513b015cbde0ab38

SHA1
d88885c20e35467e6b10047cd5c5d5f5f4ab6066

SHA256
74a0607b4c9ad73daaf0678a4e0ee4cdf83a39b0f6e955723a92e987ec23c476

SHA512
3d7995c8561f660077d585f19c78bb55a66f89eaea360fb6447a78b94983a01746aefdcec66e15befe2e7747954f47259a9b9297c2d51ac820f51790d3503612

Download Submit
C:\Users\Admin\egtqrikcxw.js

Filesize
454KB

MD5
25d23e8cda95e40f2cb3f722dc55961e

SHA1
ebf80506c40e3423fb6584fe149637cda5c335b9

SHA256
06c27aff5c171b83a7f3e9d2866f1e0101b0ad0cef61bfb9c557e414d182295c

SHA512
790f2435de0dd8a2e07c4dd653a13c8837873d65bb30337335cef08852cf748ce173e0fea442277bfb85998d6501e34e66e9d5d38e8ecddc55852444ee6feb5a

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

Filesize
1.4MB

MD5
acfb5b5fd9ee10bf69497792fd469f85

SHA1
0e0845217c4907822403912ad6828d8e0b256208

SHA256
b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e

SHA512
e52575f58a195ceb3bd16b9740eadf5bc5b1d4d63c0734e8e5fd1d1776aa2d068d2e4c7173b83803f95f72c0a6759ae1c9b65773c734250d4cfcdf47a19f82aa

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

Filesize
2.6MB

MD5
2f4a99c2758e72ee2b59a73586a2322f

SHA1
af38e7c4d0fc73c23ecd785443705bfdee5b90bf

SHA256
24d81621f82ac29fcdd9a74116031f5907a2343158e616f4573bbfa2434ae0d5

SHA512
b860459a0d3bf7ccb600a03aa1d2ac0358619ee89b2b96ed723541e182b6fdab53aefef7992acb4e03fca67aa47cbe3907b1e6060a60b57ed96c4e00c35c7494

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

Filesize
4.1MB

MD5
b33387e15ab150a7bf560abdc73c3bec

SHA1
66b8075784131f578ef893fd7674273f709b9a4c

SHA256
2eae3dea1c3dde6104c49f9601074b6038ff6abcf3be23f4b56f6720a4f6a491

SHA512
25cfb0d6ce35d0bcb18527d3aa12c63ecb2d9c1b8b78805d1306e516c13480b79bb0d74730aa93bd1752f9ac2da9fdd51781c48844cea2fd52a06c62852c8279

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

Filesize
772KB

MD5
e1aa38a1e78a76a6de73efae136cdb3a

SHA1
c463da71871f780b2e2e5dba115d43953b537daf

SHA256
2ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609

SHA512
fee16fe9364926ec337e52f551fd62ed81984808a847de2fd68ff29b6c5da0dcc04ef6d8977f0fe675662a7d2ea1065cdcdd2a5259446226a7c7c5516bd7d60d

Download Submit
memory/624-2-0x00000184BEAB0000-0x00000184BED20000-memory.dmp

Filesize
2.4MB

Download
memory/624-14-0x00000184BEAB0000-0x00000184BED20000-memory.dmp

Filesize
2.4MB

Download
memory/624-13-0x00000184BD2E0000-0x00000184BD2E1000-memory.dmp

Filesize
4KB

Download
memory/2592-177-0x0000017F39E80000-0x0000017F39E81000-memory.dmp

Filesize
4KB

Download
memory/2592-185-0x0000017F39E80000-0x0000017F39E81000-memory.dmp

Filesize
4KB

Download
memory/3620-46-0x000002A11D640000-0x000002A11D641000-memory.dmp

Filesize
4KB

Download
memory/3620-109-0x000002A11D660000-0x000002A11D8D0000-memory.dmp

Filesize
2.4MB

Download
memory/3620-104-0x000002A11D640000-0x000002A11D641000-memory.dmp

Filesize
4KB

Download
memory/3620-98-0x000002A11D660000-0x000002A11D8D0000-memory.dmp

Filesize
2.4MB

Download
memory/3620-84-0x000002A11D640000-0x000002A11D641000-memory.dmp

Filesize
4KB

Download
memory/3620-81-0x000002A11D640000-0x000002A11D641000-memory.dmp

Filesize
4KB

Download
memory/3620-78-0x000002A11D640000-0x000002A11D641000-memory.dmp

Filesize
4KB

Download
memory/3620-73-0x000002A11D640000-0x000002A11D641000-memory.dmp

Filesize
4KB

Download
memory/3620-71-0x000002A11D640000-0x000002A11D641000-memory.dmp

Filesize
4KB

Download
memory/3620-56-0x000002A11D640000-0x000002A11D641000-memory.dmp

Filesize
4KB

Download
memory/3620-20-0x000002A11D660000-0x000002A11D8D0000-memory.dmp

Filesize
2.4MB

Download
memory/4708-143-0x000002671E970000-0x000002671E971000-memory.dmp

Filesize
4KB

Download