strrat | adb3339242b796ed48346e8d3228c8d3157ea01fbbf1590f3dbd255d62036b56

General

Target

FIYAT-ISTEMI.jar
Size

64KB
MD5

c5ccda6e6a108412c4c34cd17f3b421d
SHA1

e9d90ce1bc7881a45cea1a583ce41724f31310d2
SHA256

adb3339242b796ed48346e8d3228c8d3157ea01fbbf1590f3dbd255d62036b56
SHA512

1d7c10bfe158fa0c75750353ebd9102afcf3f74643d2a41f7ff8563b89bc395ca3470850d8fd84cd6a1d41c8cc2e0c2ab7b2f7a4979a481bd5492c8a591fa47e
SSDEEP

1536:grXv/fcVMHH45ofDI4extOPLjOU09xJ9d3W4U0w:gL/xHY5SStOPLjwM4U3

Score

10^/10

strrat persistence stealer trojan

Malware Config

Signatures

STRRAT
STRRAT is a remote access tool than can steal credentials and log keystrokes.
trojan stealer strrat
Drops startup file 1 IoCs

Processes:

java.exe

description ioc process

File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\FIYAT-ISTEMI.jar java.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\FIYAT-ISTEMI.jar	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-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows\CurrentVersion\Run\FIYAT-ISTEMI = "\"C:\\Program Files\\Java\\jre7\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\FIYAT-ISTEMI.jar\""	java.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\FIYAT-ISTEMI = "\"C:\\Program Files\\Java\\jre7\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\FIYAT-ISTEMI.jar\""	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

6 ip-api.com
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

Processes:

schtasks.exe

pid process

3024 schtasks.exe

flow	ioc
6	ip-api.com

pid	process
3024	schtasks.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

WMIC.exeWMIC.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	2708	WMIC.exe
Token: SeSecurityPrivilege	2708	WMIC.exe
Token: SeTakeOwnershipPrivilege	2708	WMIC.exe
Token: SeLoadDriverPrivilege	2708	WMIC.exe
Token: SeSystemProfilePrivilege	2708	WMIC.exe
Token: SeSystemtimePrivilege	2708	WMIC.exe
Token: SeProfSingleProcessPrivilege	2708	WMIC.exe
Token: SeIncBasePriorityPrivilege	2708	WMIC.exe
Token: SeCreatePagefilePrivilege	2708	WMIC.exe
Token: SeBackupPrivilege	2708	WMIC.exe
Token: SeRestorePrivilege	2708	WMIC.exe
Token: SeShutdownPrivilege	2708	WMIC.exe
Token: SeDebugPrivilege	2708	WMIC.exe
Token: SeSystemEnvironmentPrivilege	2708	WMIC.exe
Token: SeRemoteShutdownPrivilege	2708	WMIC.exe
Token: SeUndockPrivilege	2708	WMIC.exe
Token: SeManageVolumePrivilege	2708	WMIC.exe
Token: 33	2708	WMIC.exe
Token: 34	2708	WMIC.exe
Token: 35	2708	WMIC.exe
Token: SeIncreaseQuotaPrivilege	2708	WMIC.exe
Token: SeSecurityPrivilege	2708	WMIC.exe
Token: SeTakeOwnershipPrivilege	2708	WMIC.exe
Token: SeLoadDriverPrivilege	2708	WMIC.exe
Token: SeSystemProfilePrivilege	2708	WMIC.exe
Token: SeSystemtimePrivilege	2708	WMIC.exe
Token: SeProfSingleProcessPrivilege	2708	WMIC.exe
Token: SeIncBasePriorityPrivilege	2708	WMIC.exe
Token: SeCreatePagefilePrivilege	2708	WMIC.exe
Token: SeBackupPrivilege	2708	WMIC.exe
Token: SeRestorePrivilege	2708	WMIC.exe
Token: SeShutdownPrivilege	2708	WMIC.exe
Token: SeDebugPrivilege	2708	WMIC.exe
Token: SeSystemEnvironmentPrivilege	2708	WMIC.exe
Token: SeRemoteShutdownPrivilege	2708	WMIC.exe
Token: SeUndockPrivilege	2708	WMIC.exe
Token: SeManageVolumePrivilege	2708	WMIC.exe
Token: 33	2708	WMIC.exe
Token: 34	2708	WMIC.exe
Token: 35	2708	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1672	WMIC.exe
Token: SeSecurityPrivilege	1672	WMIC.exe
Token: SeTakeOwnershipPrivilege	1672	WMIC.exe
Token: SeLoadDriverPrivilege	1672	WMIC.exe
Token: SeSystemProfilePrivilege	1672	WMIC.exe
Token: SeSystemtimePrivilege	1672	WMIC.exe
Token: SeProfSingleProcessPrivilege	1672	WMIC.exe
Token: SeIncBasePriorityPrivilege	1672	WMIC.exe
Token: SeCreatePagefilePrivilege	1672	WMIC.exe
Token: SeBackupPrivilege	1672	WMIC.exe
Token: SeRestorePrivilege	1672	WMIC.exe
Token: SeShutdownPrivilege	1672	WMIC.exe
Token: SeDebugPrivilege	1672	WMIC.exe
Token: SeSystemEnvironmentPrivilege	1672	WMIC.exe
Token: SeRemoteShutdownPrivilege	1672	WMIC.exe
Token: SeUndockPrivilege	1672	WMIC.exe
Token: SeManageVolumePrivilege	1672	WMIC.exe
Token: 33	1672	WMIC.exe
Token: 34	1672	WMIC.exe
Token: 35	1672	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1672	WMIC.exe
Token: SeSecurityPrivilege	1672	WMIC.exe
Token: SeTakeOwnershipPrivilege	1672	WMIC.exe
Token: SeLoadDriverPrivilege	1672	WMIC.exe

Suspicious use of WriteProcessMemory 33 IoCs

Processes:

java.execmd.exejava.execmd.execmd.execmd.execmd.exe

description	pid	process	target process
PID 2320 wrote to memory of 2600	2320	java.exe	cmd.exe
PID 2320 wrote to memory of 2600	2320	java.exe	cmd.exe
PID 2320 wrote to memory of 2600	2320	java.exe	cmd.exe
PID 2320 wrote to memory of 3060	2320	java.exe	java.exe
PID 2320 wrote to memory of 3060	2320	java.exe	java.exe
PID 2320 wrote to memory of 3060	2320	java.exe	java.exe
PID 2600 wrote to memory of 3024	2600	cmd.exe	schtasks.exe
PID 2600 wrote to memory of 3024	2600	cmd.exe	schtasks.exe
PID 2600 wrote to memory of 3024	2600	cmd.exe	schtasks.exe
PID 3060 wrote to memory of 2556	3060	java.exe	cmd.exe
PID 3060 wrote to memory of 2556	3060	java.exe	cmd.exe
PID 3060 wrote to memory of 2556	3060	java.exe	cmd.exe
PID 2556 wrote to memory of 2708	2556	cmd.exe	WMIC.exe
PID 2556 wrote to memory of 2708	2556	cmd.exe	WMIC.exe
PID 2556 wrote to memory of 2708	2556	cmd.exe	WMIC.exe
PID 3060 wrote to memory of 1768	3060	java.exe	cmd.exe
PID 3060 wrote to memory of 1768	3060	java.exe	cmd.exe
PID 3060 wrote to memory of 1768	3060	java.exe	cmd.exe
PID 1768 wrote to memory of 1672	1768	cmd.exe	WMIC.exe
PID 1768 wrote to memory of 1672	1768	cmd.exe	WMIC.exe
PID 1768 wrote to memory of 1672	1768	cmd.exe	WMIC.exe
PID 3060 wrote to memory of 2692	3060	java.exe	cmd.exe
PID 3060 wrote to memory of 2692	3060	java.exe	cmd.exe
PID 3060 wrote to memory of 2692	3060	java.exe	cmd.exe
PID 2692 wrote to memory of 2728	2692	cmd.exe	WMIC.exe
PID 2692 wrote to memory of 2728	2692	cmd.exe	WMIC.exe
PID 2692 wrote to memory of 2728	2692	cmd.exe	WMIC.exe
PID 3060 wrote to memory of 2744	3060	java.exe	cmd.exe
PID 3060 wrote to memory of 2744	3060	java.exe	cmd.exe
PID 3060 wrote to memory of 2744	3060	java.exe	cmd.exe
PID 2744 wrote to memory of 2752	2744	cmd.exe	WMIC.exe
PID 2744 wrote to memory of 2752	2744	cmd.exe	WMIC.exe
PID 2744 wrote to memory of 2752	2744	cmd.exe	WMIC.exe

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:\Windows\system32\java.exe
java -jar C:\Users\Admin\AppData\Local\Temp\FIYAT-ISTEMI.jar
1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2320

C:\Windows\system32\cmd.exe
cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\FIYAT-ISTEMI.jar"
2⤵
- Suspicious use of WriteProcessMemory
PID:2600

C:\Windows\system32\schtasks.exe
schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\FIYAT-ISTEMI.jar"
3⤵
- Creates scheduled task(s)
PID:3024

C:\Program Files\Java\jre7\bin\java.exe
"C:\Program Files\Java\jre7\bin\java.exe" -jar "C:\Users\Admin\AppData\Roaming\FIYAT-ISTEMI.jar"
2⤵
- Suspicious use of WriteProcessMemory
PID:3060

C:\Windows\system32\cmd.exe
cmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list"
3⤵
- Suspicious use of WriteProcessMemory
PID:2556

C:\Windows\System32\Wbem\WMIC.exe
wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list
4⤵
- Suspicious use of AdjustPrivilegeToken
PID:2708

C:\Windows\system32\cmd.exe
cmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list"
3⤵
- Suspicious use of WriteProcessMemory
PID:1768

C:\Windows\System32\Wbem\WMIC.exe
wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list
4⤵
- Suspicious use of AdjustPrivilegeToken
PID:1672

C:\Windows\system32\cmd.exe
cmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list"
3⤵
- Suspicious use of WriteProcessMemory
PID:2692

C:\Windows\System32\Wbem\WMIC.exe
wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list
4⤵
PID:2728

C:\Windows\system32\cmd.exe
cmd.exe /c "wmic /node:localhost /namespace:'\\root\securitycenter' path antivirusproduct get displayname /format:list"
3⤵
- Suspicious use of WriteProcessMemory
PID:2744

C:\Windows\System32\Wbem\WMIC.exe
wmic /node:localhost /namespace:'\\root\securitycenter' path antivirusproduct get displayname /format:list
4⤵
PID:2752

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\FIYAT-ISTEMI.jar
Filesize
64KB

MD5
c5ccda6e6a108412c4c34cd17f3b421d

SHA1
e9d90ce1bc7881a45cea1a583ce41724f31310d2

SHA256
adb3339242b796ed48346e8d3228c8d3157ea01fbbf1590f3dbd255d62036b56

SHA512
1d7c10bfe158fa0c75750353ebd9102afcf3f74643d2a41f7ff8563b89bc395ca3470850d8fd84cd6a1d41c8cc2e0c2ab7b2f7a4979a481bd5492c8a591fa47e

Download Submit
memory/2320-6-0x0000000002510000-0x0000000005510000-memory.dmp

Filesize
48.0MB

Download
memory/2320-10-0x0000000000340000-0x0000000000341000-memory.dmp

Filesize
4KB

Download
memory/3060-21-0x0000000002710000-0x0000000005710000-memory.dmp

Filesize
48.0MB

Download
memory/3060-28-0x0000000000140000-0x0000000000141000-memory.dmp

Filesize
4KB

Download
memory/3060-31-0x0000000000140000-0x0000000000141000-memory.dmp

Filesize
4KB

Download
memory/3060-32-0x0000000002710000-0x0000000005710000-memory.dmp

Filesize
48.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads