strrat | eec8d2a36caf6e46308dd647eab802a7aa3926ec93835f68bba2143194dc49d6

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
11-05-2024 07:43

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General

Target

50138aa6c36152d659a239c8877faa875d18152fa56c63fada3fc8a69d0719bf.jar
Size

216KB
MD5

d553f70a48745ac7fd556cfa45efbc9c
SHA1

f4fb627758fb70518a2fb6a89be2ff3ea40241f8
SHA256

50138aa6c36152d659a239c8877faa875d18152fa56c63fada3fc8a69d0719bf
SHA512

7e6aceae21bd99063d870e61dcbe39c6f19adfa4268bf91734953119a6a78428d6c1e3f44d40c56ed0cfae2df023ea8a60b09ed2acf48bc722dcd7a2d82933c2
SSDEEP

6144:8qnzpwCDhLMFZOo5WK9+TkfFNkW00canghqSiqnXrrzGFA:XzpQZFkgtNwJkgMYXrB

Score

10^/10

strrat discovery 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-1-5-21-2804150937-2146708401-419095071-1000\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\ohiqxnpm.txt	java.exe

Loads dropped DLL 1 IoCs

pid	Process
3944	java.exe

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
3340	icacls.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\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ohiqxnpm = "\"C:\\Users\\Admin\\AppData\\Roaming\\ohiqxnpm.txt\""	java.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ohiqxnpm = "\"C:\\Users\\Admin\\AppData\\Roaming\\ohiqxnpm.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
31	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

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/Job

T1053

pid	Process
956	schtasks.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2564	WMIC.exe
Token: SeSecurityPrivilege	2564	WMIC.exe
Token: SeTakeOwnershipPrivilege	2564	WMIC.exe
Token: SeLoadDriverPrivilege	2564	WMIC.exe
Token: SeSystemProfilePrivilege	2564	WMIC.exe
Token: SeSystemtimePrivilege	2564	WMIC.exe
Token: SeProfSingleProcessPrivilege	2564	WMIC.exe
Token: SeIncBasePriorityPrivilege	2564	WMIC.exe
Token: SeCreatePagefilePrivilege	2564	WMIC.exe
Token: SeBackupPrivilege	2564	WMIC.exe
Token: SeRestorePrivilege	2564	WMIC.exe
Token: SeShutdownPrivilege	2564	WMIC.exe
Token: SeDebugPrivilege	2564	WMIC.exe
Token: SeSystemEnvironmentPrivilege	2564	WMIC.exe
Token: SeRemoteShutdownPrivilege	2564	WMIC.exe
Token: SeUndockPrivilege	2564	WMIC.exe
Token: SeManageVolumePrivilege	2564	WMIC.exe
Token: 33	2564	WMIC.exe
Token: 34	2564	WMIC.exe
Token: 35	2564	WMIC.exe
Token: 36	2564	WMIC.exe
Token: SeIncreaseQuotaPrivilege	2564	WMIC.exe
Token: SeSecurityPrivilege	2564	WMIC.exe
Token: SeTakeOwnershipPrivilege	2564	WMIC.exe
Token: SeLoadDriverPrivilege	2564	WMIC.exe
Token: SeSystemProfilePrivilege	2564	WMIC.exe
Token: SeSystemtimePrivilege	2564	WMIC.exe
Token: SeProfSingleProcessPrivilege	2564	WMIC.exe
Token: SeIncBasePriorityPrivilege	2564	WMIC.exe
Token: SeCreatePagefilePrivilege	2564	WMIC.exe
Token: SeBackupPrivilege	2564	WMIC.exe
Token: SeRestorePrivilege	2564	WMIC.exe
Token: SeShutdownPrivilege	2564	WMIC.exe
Token: SeDebugPrivilege	2564	WMIC.exe
Token: SeSystemEnvironmentPrivilege	2564	WMIC.exe
Token: SeRemoteShutdownPrivilege	2564	WMIC.exe
Token: SeUndockPrivilege	2564	WMIC.exe
Token: SeManageVolumePrivilege	2564	WMIC.exe
Token: 33	2564	WMIC.exe
Token: 34	2564	WMIC.exe
Token: 35	2564	WMIC.exe
Token: 36	2564	WMIC.exe
Token: SeIncreaseQuotaPrivilege	4040	WMIC.exe
Token: SeSecurityPrivilege	4040	WMIC.exe
Token: SeTakeOwnershipPrivilege	4040	WMIC.exe
Token: SeLoadDriverPrivilege	4040	WMIC.exe
Token: SeSystemProfilePrivilege	4040	WMIC.exe
Token: SeSystemtimePrivilege	4040	WMIC.exe
Token: SeProfSingleProcessPrivilege	4040	WMIC.exe
Token: SeIncBasePriorityPrivilege	4040	WMIC.exe
Token: SeCreatePagefilePrivilege	4040	WMIC.exe
Token: SeBackupPrivilege	4040	WMIC.exe
Token: SeRestorePrivilege	4040	WMIC.exe
Token: SeShutdownPrivilege	4040	WMIC.exe
Token: SeDebugPrivilege	4040	WMIC.exe
Token: SeSystemEnvironmentPrivilege	4040	WMIC.exe
Token: SeRemoteShutdownPrivilege	4040	WMIC.exe
Token: SeUndockPrivilege	4040	WMIC.exe
Token: SeManageVolumePrivilege	4040	WMIC.exe
Token: 33	4040	WMIC.exe
Token: 34	4040	WMIC.exe
Token: 35	4040	WMIC.exe
Token: 36	4040	WMIC.exe
Token: SeIncreaseQuotaPrivilege	4040	WMIC.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 3124 wrote to memory of 3340	3124	java.exe	86
PID 3124 wrote to memory of 3340	3124	java.exe	86
PID 3124 wrote to memory of 556	3124	java.exe	88
PID 3124 wrote to memory of 556	3124	java.exe	88
PID 556 wrote to memory of 4912	556	wscript.exe	89
PID 556 wrote to memory of 4912	556	wscript.exe	89
PID 4912 wrote to memory of 3956	4912	javaw.exe	93
PID 4912 wrote to memory of 3956	4912	javaw.exe	93
PID 3956 wrote to memory of 3156	3956	java.exe	95
PID 3956 wrote to memory of 3156	3956	java.exe	95
PID 3956 wrote to memory of 3944	3956	java.exe	96
PID 3956 wrote to memory of 3944	3956	java.exe	96
PID 3156 wrote to memory of 956	3156	cmd.exe	99
PID 3156 wrote to memory of 956	3156	cmd.exe	99
PID 3944 wrote to memory of 2656	3944	java.exe	100
PID 3944 wrote to memory of 2656	3944	java.exe	100
PID 2656 wrote to memory of 2564	2656	cmd.exe	102
PID 2656 wrote to memory of 2564	2656	cmd.exe	102
PID 3944 wrote to memory of 4144	3944	java.exe	104
PID 3944 wrote to memory of 4144	3944	java.exe	104
PID 4144 wrote to memory of 4040	4144	cmd.exe	106
PID 4144 wrote to memory of 4040	4144	cmd.exe	106
PID 3944 wrote to memory of 1784	3944	java.exe	107
PID 3944 wrote to memory of 1784	3944	java.exe	107
PID 1784 wrote to memory of 3124	1784	cmd.exe	109
PID 1784 wrote to memory of 3124	1784	cmd.exe	109
PID 3944 wrote to memory of 4512	3944	java.exe	110
PID 3944 wrote to memory of 4512	3944	java.exe	110
PID 4512 wrote to memory of 5020	4512	cmd.exe	112
PID 4512 wrote to memory of 5020	4512	cmd.exe	112

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\50138aa6c36152d659a239c8877faa875d18152fa56c63fada3fc8a69d0719bf.jar
1⤵
- Suspicious use of WriteProcessMemory
PID:3124
- C:\Windows\system32\icacls.exe
  C:\Windows\system32\icacls.exe C:\ProgramData\Oracle\Java\.oracle_jre_usage /grant "everyone":(OI)(CI)M
  2⤵
  - Modifies file permissions
  PID:3340
- C:\Windows\SYSTEM32\wscript.exe
  wscript C:\Users\Admin\eqqbccrwqf.js
  2⤵
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:556
- - 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\ohiqxnpm.txt"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4912
  - - C:\Program Files\Java\jre-1.8\bin\java.exe
      "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\ohiqxnpm.txt"
      4⤵
      Drops startup file
      Adds Run key to start application
      Suspicious use of WriteProcessMemory
      PID:3956
    - - C:\Windows\SYSTEM32\cmd.exe
        
        cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\ohiqxnpm.txt"
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:3156
      - C:\Windows\system32\schtasks.exe
        
        schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\ohiqxnpm.txt"
        6⤵
        Creates scheduled task(s)
        
        PID:956
    - - 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\ohiqxnpm.txt"
        5⤵
        Loads dropped DLL
        Suspicious use of WriteProcessMemory
        
        PID:3944
      - 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:2656
        
        C:\Windows\System32\Wbem\WMIC.exe
        
        wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list
        7⤵
        Suspicious use of AdjustPrivilegeToken
        
        PID:2564
      - 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:4144
        
        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:4040
      - 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:1784
        
        C:\Windows\System32\Wbem\WMIC.exe
        
        wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list
        7⤵
        
        PID:3124
      - 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:4512
        
        C:\Windows\System32\Wbem\WMIC.exe
        
        wmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list
        7⤵
        
        PID:5020

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

File and Directory Permissions Modification

T1222

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
8766338505bb791e4294cb3c4332b0d3

SHA1
49002e3f065d33cce2fac24a5b1f04837ccf4bec

SHA256
30ca07a1d3e90605abdd104229512d303342c4fad30bf1a6526ec8a7df3a7c99

SHA512
98c5d79d9ff5a4f677b5918be83048ddb96f132fe96f443416ddbd3ff687d4e6bb8d24f72afbe5a53e69534174ae180dc68537a11badd178a0733e561f6234b1

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

Filesize
46B

MD5
1765a31c48367e82f36100e38b44ac19

SHA1
32b7348d31139eaed397242e32b67cd304c76692

SHA256
efe981b32b7cfa8c3ab1c780e3dc8f503364a67711d26656431ce98c68850a36

SHA512
7b1aaa7809802477aae6e2e443c3760249e2cae1f572fd7c58fb1de1072dcc9cfa130aae3e786640b06bd57ac41f3bf8c114fb6832ec6fdfb41a2c90c7b1de79

Download Submit
C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna1788254597220187536.dll

Filesize
241KB

MD5
e02979ecd43bcc9061eb2b494ab5af50

SHA1
3122ac0e751660f646c73b10c4f79685aa65c545

SHA256
a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

SHA512
1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2804150937-2146708401-419095071-1000\83aa4cc77f591dfc2374580bbd95f6ba_5a32ead2-14a8-4b34-b6a3-85cfb28e2fbd

Filesize
45B

MD5
c8366ae350e7019aefc9d1e6e6a498c6

SHA1
5731d8a3e6568a5f2dfbbc87e3db9637df280b61

SHA256
11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238

SHA512
33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd

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

Filesize
164KB

MD5
7ea89d19a8441cc58b7255dc9fb205fa

SHA1
2ae19607a8231bffd72353766f4017eb5492f3e8

SHA256
486b68ef93d03c4e486b8ddd9e153391e7debc6839e0c09d38999dd159e30705

SHA512
0a76f52939c305b2756fa486222210a4a8c40deff0fc753d11da899baaa84da2fed37ddbd333c6b1dc91ea07a2a1bffcaeb4db08dcbb3db97c925254e6bcbaf4

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

Filesize
341KB

MD5
1b2c87eb5184cf84532f863a7d21fdf7

SHA1
488289245f26e29cd0365df255e988b067daec33

SHA256
32a0f059ccc7ed7c2c0b3dfe6437c21ac8b055a32782c601852dee34923b2e18

SHA512
d280182e35be93e380bf991c0cc6b90c61bf8aeeb11a911afc37389aa885dcd254453e09fd975e424ccc7a5b92512696f2f82f8340935e8531b97900bd7ae025

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/3124-2-0x00000191339B0000-0x0000019133C20000-memory.dmp

Filesize
2.4MB

Download
memory/3124-15-0x00000191339B0000-0x0000019133C20000-memory.dmp

Filesize
2.4MB

Download
memory/3124-14-0x0000019133990000-0x0000019133991000-memory.dmp

Filesize
4KB

Download
memory/3944-179-0x000001F940500000-0x000001F940501000-memory.dmp

Filesize
4KB

Download
memory/3944-164-0x000001F940500000-0x000001F940501000-memory.dmp

Filesize
4KB

Download
memory/3956-136-0x0000022967290000-0x0000022967291000-memory.dmp

Filesize
4KB

Download
memory/4912-21-0x000001998B6B0000-0x000001998B920000-memory.dmp

Filesize
2.4MB

Download
memory/4912-101-0x000001998B6B0000-0x000001998B920000-memory.dmp

Filesize
2.4MB

Download
memory/4912-100-0x0000019989E40000-0x0000019989E41000-memory.dmp

Filesize
4KB

Download
memory/4912-94-0x0000019989E40000-0x0000019989E41000-memory.dmp

Filesize
4KB

Download
memory/4912-86-0x0000019989E40000-0x0000019989E41000-memory.dmp

Filesize
4KB

Download
memory/4912-79-0x0000019989E40000-0x0000019989E41000-memory.dmp

Filesize
4KB

Download
memory/4912-75-0x0000019989E40000-0x0000019989E41000-memory.dmp

Filesize
4KB

Download
memory/4912-73-0x0000019989E40000-0x0000019989E41000-memory.dmp

Filesize
4KB

Download
memory/4912-45-0x0000019989E40000-0x0000019989E41000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads