sakula | b541c65ebbcd30e3ea4c3d5c2bb4832e9de3c1ab62fa46f15a76dc57d21b86ad

General

Target

b541c65ebbcd30e3ea4c3d5c2bb4832e9de3c1ab62fa46f15a76dc57d21b86ad.exe
Size

41KB
MD5

004537ba1959e1da3b5c709861ccc408
SHA1

aad60fa014fde157c5d241743d7292aac9823428
SHA256

b541c65ebbcd30e3ea4c3d5c2bb4832e9de3c1ab62fa46f15a76dc57d21b86ad
SHA512

f041180e8d3ed14814de58b63df73cf13f453366369a654813f0f2d75a88a9a6116f86c432216e797ce342ef18401a127736d31529ca99603bf65f9208d9ab20
SSDEEP

768:9zpVJi5kPTIukEYpcHOZ6rFSBZxkXNVkSXtfgn3JkcBwQoabJF7nbcuyD7U+:N/JKiMLE9bOq5fgn6Ozoaz7nouy8+

Score

10^/10

sakula discovery persistence rat trojan upx

Malware Config

Extracted

Family

sakula

C2

www.polarroute.com

Signatures

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

Sakula payload 4 IoCs

resource	yara_rule
behavioral1/memory/2652-7-0x0000000000400000-0x000000000041E000-memory.dmp	family_sakula
behavioral1/memory/2720-9-0x0000000000400000-0x000000000041E000-memory.dmp	family_sakula
behavioral1/memory/2652-17-0x0000000000400000-0x000000000041E000-memory.dmp	family_sakula
behavioral1/memory/2720-21-0x0000000000400000-0x000000000041E000-memory.dmp	family_sakula

Deletes itself 1 IoCs

pid	Process
3044	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2720	MediaCenter.exe

Loads dropped DLL 1 IoCs

pid	Process
2652	b541c65ebbcd30e3ea4c3d5c2bb4832e9de3c1ab62fa46f15a76dc57d21b86ad.exe

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"	b541c65ebbcd30e3ea4c3d5c2bb4832e9de3c1ab62fa46f15a76dc57d21b86ad.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2652-0-0x0000000000400000-0x000000000041E000-memory.dmp	upx
behavioral1/files/0x0008000000016d15-2.dat	upx
behavioral1/memory/2652-7-0x0000000000400000-0x000000000041E000-memory.dmp	upx
behavioral1/memory/2720-9-0x0000000000400000-0x000000000041E000-memory.dmp	upx
behavioral1/memory/2652-17-0x0000000000400000-0x000000000041E000-memory.dmp	upx
behavioral1/memory/2720-21-0x0000000000400000-0x000000000041E000-memory.dmp	upx

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	b541c65ebbcd30e3ea4c3d5c2bb4832e9de3c1ab62fa46f15a76dc57d21b86ad.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
3044	cmd.exe
2992	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2992	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2652	b541c65ebbcd30e3ea4c3d5c2bb4832e9de3c1ab62fa46f15a76dc57d21b86ad.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2652 wrote to memory of 2720	2652	b541c65ebbcd30e3ea4c3d5c2bb4832e9de3c1ab62fa46f15a76dc57d21b86ad.exe	30
PID 2652 wrote to memory of 2720	2652	b541c65ebbcd30e3ea4c3d5c2bb4832e9de3c1ab62fa46f15a76dc57d21b86ad.exe	30
PID 2652 wrote to memory of 2720	2652	b541c65ebbcd30e3ea4c3d5c2bb4832e9de3c1ab62fa46f15a76dc57d21b86ad.exe	30
PID 2652 wrote to memory of 2720	2652	b541c65ebbcd30e3ea4c3d5c2bb4832e9de3c1ab62fa46f15a76dc57d21b86ad.exe	30
PID 2652 wrote to memory of 3044	2652	b541c65ebbcd30e3ea4c3d5c2bb4832e9de3c1ab62fa46f15a76dc57d21b86ad.exe	32
PID 2652 wrote to memory of 3044	2652	b541c65ebbcd30e3ea4c3d5c2bb4832e9de3c1ab62fa46f15a76dc57d21b86ad.exe	32
PID 2652 wrote to memory of 3044	2652	b541c65ebbcd30e3ea4c3d5c2bb4832e9de3c1ab62fa46f15a76dc57d21b86ad.exe	32
PID 2652 wrote to memory of 3044	2652	b541c65ebbcd30e3ea4c3d5c2bb4832e9de3c1ab62fa46f15a76dc57d21b86ad.exe	32
PID 3044 wrote to memory of 2992	3044	cmd.exe	34
PID 3044 wrote to memory of 2992	3044	cmd.exe	34
PID 3044 wrote to memory of 2992	3044	cmd.exe	34
PID 3044 wrote to memory of 2992	3044	cmd.exe	34

C:\Users\Admin\AppData\Local\Temp\b541c65ebbcd30e3ea4c3d5c2bb4832e9de3c1ab62fa46f15a76dc57d21b86ad.exe
"C:\Users\Admin\AppData\Local\Temp\b541c65ebbcd30e3ea4c3d5c2bb4832e9de3c1ab62fa46f15a76dc57d21b86ad.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2652
- 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:2720
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\b541c65ebbcd30e3ea4c3d5c2bb4832e9de3c1ab62fa46f15a76dc57d21b86ad.exe"
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:3044
- - 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:2992

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

Remote System Discovery

1

T1018

System Information Discovery

1

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

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

Filesize
41KB

MD5
55a7a5765a9fb81ebaf63e801889057c

SHA1
d2ce14c49c21b8e67b15a20f35b620101ab582fe

SHA256
cca6feb198bcb0a6dc4441c74f404dfd0bf921a98d5e365f629504b448db1cd9

SHA512
a175b83a2ee5f273c871149b2976acc167f1c12296b7b8ac3ed89170da0dc22c5e7697d954f5df35c806b74f8fd293e98df9d3ff3a6a8a632f5f78cdb55bbeb8

Download Submit
memory/2652-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2652-6-0x00000000003D0000-0x00000000003EE000-memory.dmp

Filesize
120KB

Download
memory/2652-7-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2652-8-0x00000000003D0000-0x00000000003EE000-memory.dmp

Filesize
120KB

Download
memory/2652-17-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2720-9-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2720-21-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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