strrat | 63d44bf1a588511a3a1b0ccbde6a2426ea8e39f49e3cc748856e0da209d9cc9a

Analysis

max time kernel
295s
max time network
297s
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 11:28

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General

Target

TT USD125,207 - 23.9.2024.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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation	wscript.exe

Drops startup file 1 IoCs

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

Loads dropped DLL 1 IoCs

pid	Process
5056	java.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hgtjkyudyx = "\"C:\\Users\\Admin\\AppData\\Roaming\\hgtjkyudyx.txt\""	java.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hgtjkyudyx = "\"C:\\Users\\Admin\\AppData\\Roaming\\hgtjkyudyx.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.

flow	ioc
28	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

pid	Process
1480	schtasks.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	3704	WMIC.exe
Token: SeSecurityPrivilege	3704	WMIC.exe
Token: SeTakeOwnershipPrivilege	3704	WMIC.exe
Token: SeLoadDriverPrivilege	3704	WMIC.exe
Token: SeSystemProfilePrivilege	3704	WMIC.exe
Token: SeSystemtimePrivilege	3704	WMIC.exe
Token: SeProfSingleProcessPrivilege	3704	WMIC.exe
Token: SeIncBasePriorityPrivilege	3704	WMIC.exe
Token: SeCreatePagefilePrivilege	3704	WMIC.exe
Token: SeBackupPrivilege	3704	WMIC.exe
Token: SeRestorePrivilege	3704	WMIC.exe
Token: SeShutdownPrivilege	3704	WMIC.exe
Token: SeDebugPrivilege	3704	WMIC.exe
Token: SeSystemEnvironmentPrivilege	3704	WMIC.exe
Token: SeRemoteShutdownPrivilege	3704	WMIC.exe
Token: SeUndockPrivilege	3704	WMIC.exe
Token: SeManageVolumePrivilege	3704	WMIC.exe
Token: 33	3704	WMIC.exe
Token: 34	3704	WMIC.exe
Token: 35	3704	WMIC.exe
Token: 36	3704	WMIC.exe
Token: SeIncreaseQuotaPrivilege	3704	WMIC.exe
Token: SeSecurityPrivilege	3704	WMIC.exe
Token: SeTakeOwnershipPrivilege	3704	WMIC.exe
Token: SeLoadDriverPrivilege	3704	WMIC.exe
Token: SeSystemProfilePrivilege	3704	WMIC.exe
Token: SeSystemtimePrivilege	3704	WMIC.exe
Token: SeProfSingleProcessPrivilege	3704	WMIC.exe
Token: SeIncBasePriorityPrivilege	3704	WMIC.exe
Token: SeCreatePagefilePrivilege	3704	WMIC.exe
Token: SeBackupPrivilege	3704	WMIC.exe
Token: SeRestorePrivilege	3704	WMIC.exe
Token: SeShutdownPrivilege	3704	WMIC.exe
Token: SeDebugPrivilege	3704	WMIC.exe
Token: SeSystemEnvironmentPrivilege	3704	WMIC.exe
Token: SeRemoteShutdownPrivilege	3704	WMIC.exe
Token: SeUndockPrivilege	3704	WMIC.exe
Token: SeManageVolumePrivilege	3704	WMIC.exe
Token: 33	3704	WMIC.exe
Token: 34	3704	WMIC.exe
Token: 35	3704	WMIC.exe
Token: 36	3704	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1096	WMIC.exe
Token: SeSecurityPrivilege	1096	WMIC.exe
Token: SeTakeOwnershipPrivilege	1096	WMIC.exe
Token: SeLoadDriverPrivilege	1096	WMIC.exe
Token: SeSystemProfilePrivilege	1096	WMIC.exe
Token: SeSystemtimePrivilege	1096	WMIC.exe
Token: SeProfSingleProcessPrivilege	1096	WMIC.exe
Token: SeIncBasePriorityPrivilege	1096	WMIC.exe
Token: SeCreatePagefilePrivilege	1096	WMIC.exe
Token: SeBackupPrivilege	1096	WMIC.exe
Token: SeRestorePrivilege	1096	WMIC.exe
Token: SeShutdownPrivilege	1096	WMIC.exe
Token: SeDebugPrivilege	1096	WMIC.exe
Token: SeSystemEnvironmentPrivilege	1096	WMIC.exe
Token: SeRemoteShutdownPrivilege	1096	WMIC.exe
Token: SeUndockPrivilege	1096	WMIC.exe
Token: SeManageVolumePrivilege	1096	WMIC.exe
Token: 33	1096	WMIC.exe
Token: 34	1096	WMIC.exe
Token: 35	1096	WMIC.exe
Token: 36	1096	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1096	WMIC.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 1240 wrote to memory of 4784	1240	java.exe	83
PID 1240 wrote to memory of 4784	1240	java.exe	83
PID 4784 wrote to memory of 4252	4784	wscript.exe	84
PID 4784 wrote to memory of 4252	4784	wscript.exe	84
PID 4252 wrote to memory of 3036	4252	javaw.exe	90
PID 4252 wrote to memory of 3036	4252	javaw.exe	90
PID 3036 wrote to memory of 1612	3036	java.exe	92
PID 3036 wrote to memory of 1612	3036	java.exe	92
PID 3036 wrote to memory of 5056	3036	java.exe	93
PID 3036 wrote to memory of 5056	3036	java.exe	93
PID 1612 wrote to memory of 1480	1612	cmd.exe	96
PID 1612 wrote to memory of 1480	1612	cmd.exe	96
PID 5056 wrote to memory of 3688	5056	java.exe	97
PID 5056 wrote to memory of 3688	5056	java.exe	97
PID 3688 wrote to memory of 3704	3688	cmd.exe	99
PID 3688 wrote to memory of 3704	3688	cmd.exe	99
PID 5056 wrote to memory of 3556	5056	java.exe	100
PID 5056 wrote to memory of 3556	5056	java.exe	100
PID 3556 wrote to memory of 1096	3556	cmd.exe	102
PID 3556 wrote to memory of 1096	3556	cmd.exe	102
PID 5056 wrote to memory of 1080	5056	java.exe	103
PID 5056 wrote to memory of 1080	5056	java.exe	103
PID 1080 wrote to memory of 1444	1080	cmd.exe	105
PID 1080 wrote to memory of 1444	1080	cmd.exe	105
PID 5056 wrote to memory of 2852	5056	java.exe	106
PID 5056 wrote to memory of 2852	5056	java.exe	106
PID 2852 wrote to memory of 544	2852	cmd.exe	109
PID 2852 wrote to memory of 544	2852	cmd.exe	109

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\TT USD125,207 - 23.9.2024.jar"
1⤵
- Suspicious use of WriteProcessMemory
PID:1240
- C:\Windows\SYSTEM32\wscript.exe
  wscript C:\Users\Admin\egtqrikcxw.js
  2⤵
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:4784
- - 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\hgtjkyudyx.txt"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4252
  - - C:\Program Files\Java\jre-1.8\bin\java.exe
      "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\hgtjkyudyx.txt"
      4⤵
      Drops startup file
      Adds Run key to start application
      Suspicious use of WriteProcessMemory
      PID:3036
    - - C:\Windows\SYSTEM32\cmd.exe
        
        cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\hgtjkyudyx.txt"
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:1612
      - C:\Windows\system32\schtasks.exe
        
        schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\hgtjkyudyx.txt"
        6⤵
        Scheduled Task/Job: Scheduled Task
        
        PID:1480
    - - 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\hgtjkyudyx.txt"
        5⤵
        Loads dropped DLL
        Suspicious use of WriteProcessMemory
        
        PID:5056
      - 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:3688
        
        C:\Windows\System32\Wbem\WMIC.exe
        
        wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list
        7⤵
        Suspicious use of AdjustPrivilegeToken
        
        PID:3704
      - 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:3556
        
        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:1096
      - 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:1080
        
        C:\Windows\System32\Wbem\WMIC.exe
        
        wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list
        7⤵
        
        PID:1444
      - 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:2852
        
        C:\Windows\System32\Wbem\WMIC.exe
        
        wmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list
        7⤵
        
        PID:544

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

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Downloads

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

Filesize
46B

MD5
7b8aebcae65e82df1621392221df85e4

SHA1
ca16c47531d354dc045b4341ecc87b6607277c33

SHA256
84caf565025ecaaa16f86be99dbd00cbcd7226c2419a6ae5812041b1df938071

SHA512
a08ec2c86c4f374d15ee3016700a8c0ea8ee61b93286f967e8f1899bab5f3b4d78b78a7192f9deda80a02c23851d761c7022d06a86107d6f1234e724e1d315c6

Download Submit
C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna7492637018580253158.dll

Filesize
241KB

MD5
e02979ecd43bcc9061eb2b494ab5af50

SHA1
3122ac0e751660f646c73b10c4f79685aa65c545

SHA256
a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

SHA512
1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-1302416131-1437503476-2806442725-1000\83aa4cc77f591dfc2374580bbd95f6ba_acd03e19-89e2-40d7-b0f4-25b8a05635ee

Filesize
45B

MD5
c8366ae350e7019aefc9d1e6e6a498c6

SHA1
5731d8a3e6568a5f2dfbbc87e3db9637df280b61

SHA256
11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238

SHA512
33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd

Download Submit
C:\Users\Admin\AppData\Roaming\hgtjkyudyx.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/1240-15-0x000001B6A84D0000-0x000001B6A8740000-memory.dmp

Filesize
2.4MB

Download
memory/1240-2-0x000001B6A84D0000-0x000001B6A8740000-memory.dmp

Filesize
2.4MB

Download
memory/1240-13-0x000001B6A6C90000-0x000001B6A6C91000-memory.dmp

Filesize
4KB

Download
memory/3036-136-0x000002387D600000-0x000002387D601000-memory.dmp

Filesize
4KB

Download
memory/4252-20-0x000001D5ECBE0000-0x000001D5ECE50000-memory.dmp

Filesize
2.4MB

Download
memory/4252-101-0x000001D5ECBE0000-0x000001D5ECE50000-memory.dmp

Filesize
2.4MB

Download
memory/4252-100-0x000001D5EB230000-0x000001D5EB231000-memory.dmp

Filesize
4KB

Download
memory/4252-96-0x000001D5EB230000-0x000001D5EB231000-memory.dmp

Filesize
4KB

Download
memory/4252-83-0x000001D5EB230000-0x000001D5EB231000-memory.dmp

Filesize
4KB

Download
memory/4252-77-0x000001D5EB230000-0x000001D5EB231000-memory.dmp

Filesize
4KB

Download
memory/4252-72-0x000001D5EB230000-0x000001D5EB231000-memory.dmp

Filesize
4KB

Download
memory/4252-46-0x000001D5EB230000-0x000001D5EB231000-memory.dmp

Filesize
4KB

Download
memory/5056-163-0x00000209F7BB0000-0x00000209F7BB1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads