sakula | e53fa89d6284c49531211fc20431b5ac33460da486a440f867469163436af0b1

General

Target

e53fa89d6284c49531211fc20431b5ac33460da486a440f867469163436af0b1.exe
Size

43KB
MD5

a1d98f64e8bf0267bbbd09c2f874d819
SHA1

339377e4569f00819a3582e594f2646b17245f5c
SHA256

e53fa89d6284c49531211fc20431b5ac33460da486a440f867469163436af0b1
SHA512

aaf4ee49f979cee12606dc7e5fa361d1555d7b36ba72b64e1e8581ed4c07972759fa92eeef8b25bf9df8a88c5047349ca861a6534d8dba16015a5090057cc124
SSDEEP

768:+U9XnKJv8KrtPNxT4oreP7cIK3yQpdk6x8pf9m4P/S0hVvIZiGDZ6RO8nHE8taq+:+U9abrtX4oocIK3yQkaY9z/S0hhy6k84

Score

10^/10

sakula discovery persistence rat trojan upx

Malware Config

Signatures

Sakula
Sakula is a remote access trojan with various capabilities.
trojan rat sakula

Sakula payload 4 IoCs

resource	yara_rule
behavioral2/memory/4116-6-0x0000000000420000-0x000000000043F000-memory.dmp	family_sakula
behavioral2/memory/368-8-0x0000000000B40000-0x0000000000B5F000-memory.dmp	family_sakula
behavioral2/memory/4116-14-0x0000000000420000-0x000000000043F000-memory.dmp	family_sakula
behavioral2/memory/368-18-0x0000000000B40000-0x0000000000B5F000-memory.dmp	family_sakula

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-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation	e53fa89d6284c49531211fc20431b5ac33460da486a440f867469163436af0b1.exe

Executes dropped EXE 1 IoCs

pid	Process
368	MediaCenter.exe

UPX packed file 7 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4116-0-0x0000000000420000-0x000000000043F000-memory.dmp	upx
behavioral2/files/0x000700000002345d-4.dat	upx
behavioral2/memory/368-5-0x0000000000B40000-0x0000000000B5F000-memory.dmp	upx
behavioral2/memory/4116-6-0x0000000000420000-0x000000000043F000-memory.dmp	upx
behavioral2/memory/368-8-0x0000000000B40000-0x0000000000B5F000-memory.dmp	upx
behavioral2/memory/4116-14-0x0000000000420000-0x000000000043F000-memory.dmp	upx
behavioral2/memory/368-18-0x0000000000B40000-0x0000000000B5F000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe"	e53fa89d6284c49531211fc20431b5ac33460da486a440f867469163436af0b1.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MediaCenter.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e53fa89d6284c49531211fc20431b5ac33460da486a440f867469163436af0b1.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
4612	cmd.exe
2948	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2948	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4116	e53fa89d6284c49531211fc20431b5ac33460da486a440f867469163436af0b1.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4116 wrote to memory of 368	4116	e53fa89d6284c49531211fc20431b5ac33460da486a440f867469163436af0b1.exe	83
PID 4116 wrote to memory of 368	4116	e53fa89d6284c49531211fc20431b5ac33460da486a440f867469163436af0b1.exe	83
PID 4116 wrote to memory of 368	4116	e53fa89d6284c49531211fc20431b5ac33460da486a440f867469163436af0b1.exe	83
PID 4116 wrote to memory of 4612	4116	e53fa89d6284c49531211fc20431b5ac33460da486a440f867469163436af0b1.exe	96
PID 4116 wrote to memory of 4612	4116	e53fa89d6284c49531211fc20431b5ac33460da486a440f867469163436af0b1.exe	96
PID 4116 wrote to memory of 4612	4116	e53fa89d6284c49531211fc20431b5ac33460da486a440f867469163436af0b1.exe	96
PID 4612 wrote to memory of 2948	4612	cmd.exe	98
PID 4612 wrote to memory of 2948	4612	cmd.exe	98
PID 4612 wrote to memory of 2948	4612	cmd.exe	98

C:\Users\Admin\AppData\Local\Temp\e53fa89d6284c49531211fc20431b5ac33460da486a440f867469163436af0b1.exe
"C:\Users\Admin\AppData\Local\Temp\e53fa89d6284c49531211fc20431b5ac33460da486a440f867469163436af0b1.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4116
- C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
  C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:368
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\e53fa89d6284c49531211fc20431b5ac33460da486a440f867469163436af0b1.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:4612
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:2948

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

Filesize
43KB

MD5
21772cc8d6f1cdf2cdba46dc6f501449

SHA1
db1ff047f82095c25fc25ca5dea939a0db10d236

SHA256
98f87c9a3cde5cf247533c870a7899c5a88033bbd38dd60d8cfddfe3188a32e6

SHA512
3a831d0a697d2e61e6f18acc9fc72bce399daa23f2cba60a85d4ed4b6df53e55f532a21ac715fea7064529aa2ab460754f9d5eba88a11fc165bf46f63a24e1ef

Download Submit
memory/368-5-0x0000000000B40000-0x0000000000B5F000-memory.dmp

Filesize
124KB

Download
memory/368-8-0x0000000000B40000-0x0000000000B5F000-memory.dmp

Filesize
124KB

Download
memory/368-18-0x0000000000B40000-0x0000000000B5F000-memory.dmp

Filesize
124KB

Download
memory/4116-0-0x0000000000420000-0x000000000043F000-memory.dmp

Filesize
124KB

Download
memory/4116-6-0x0000000000420000-0x000000000043F000-memory.dmp

Filesize
124KB

Download
memory/4116-14-0x0000000000420000-0x000000000043F000-memory.dmp

Filesize
124KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads