sakula | b83e5e10069eb01eb819fdaaf4b0f70df6888783180b266a1ce9066f88623627

General

Target

b83e5e10069eb01eb819fdaaf4b0f70df6888783180b266a1ce9066f88623627N.exe
Size

283KB
MD5

f1ba3a169b0dcd2c8e8d876516078aa0
SHA1

1db8c37a77362fa65bce586962e30ede483fe1fb
SHA256

b83e5e10069eb01eb819fdaaf4b0f70df6888783180b266a1ce9066f88623627
SHA512

71ed9c26cb33e45710d913d879c8f619bcf49e8055218a33b3fc1c61b0a7d0aa1384a0baf9b29d57e6bbbcd119af630d3dcbcf871bd005f16c052faa78c21b3b
SSDEEP

1536:NU9abrtX4oocIK3yQkaY9z/S0hhnDiKKJqTnouy8HeBsCXKTnhxJi:Nm2rocIyhYtJxKJqrout+BsZha

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
behavioral1/memory/2792-12-0x0000000000BA0000-0x0000000000BBF000-memory.dmp	family_sakula
behavioral1/memory/2860-15-0x0000000000CA0000-0x0000000000CBF000-memory.dmp	family_sakula
behavioral1/memory/2792-23-0x0000000000BA0000-0x0000000000BBF000-memory.dmp	family_sakula
behavioral1/memory/2860-29-0x0000000000CA0000-0x0000000000CBF000-memory.dmp	family_sakula

Deletes itself 1 IoCs

pid	Process
2568	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2860	MediaCenter.exe

Loads dropped DLL 2 IoCs

pid	Process
2792	b83e5e10069eb01eb819fdaaf4b0f70df6888783180b266a1ce9066f88623627N.exe
2792	b83e5e10069eb01eb819fdaaf4b0f70df6888783180b266a1ce9066f88623627N.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2792-0-0x0000000000BA0000-0x0000000000BBF000-memory.dmp	upx
behavioral1/files/0x0008000000015ce7-2.dat	upx
behavioral1/memory/2860-11-0x0000000000CA0000-0x0000000000CBF000-memory.dmp	upx
behavioral1/memory/2792-12-0x0000000000BA0000-0x0000000000BBF000-memory.dmp	upx
behavioral1/memory/2860-15-0x0000000000CA0000-0x0000000000CBF000-memory.dmp	upx
behavioral1/memory/2792-23-0x0000000000BA0000-0x0000000000BBF000-memory.dmp	upx
behavioral1/memory/2860-29-0x0000000000CA0000-0x0000000000CBF000-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"	b83e5e10069eb01eb819fdaaf4b0f70df6888783180b266a1ce9066f88623627N.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	b83e5e10069eb01eb819fdaaf4b0f70df6888783180b266a1ce9066f88623627N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.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
2568	cmd.exe
2704	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2704	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2792	b83e5e10069eb01eb819fdaaf4b0f70df6888783180b266a1ce9066f88623627N.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2792 wrote to memory of 2860	2792	b83e5e10069eb01eb819fdaaf4b0f70df6888783180b266a1ce9066f88623627N.exe	28
PID 2792 wrote to memory of 2860	2792	b83e5e10069eb01eb819fdaaf4b0f70df6888783180b266a1ce9066f88623627N.exe	28
PID 2792 wrote to memory of 2860	2792	b83e5e10069eb01eb819fdaaf4b0f70df6888783180b266a1ce9066f88623627N.exe	28
PID 2792 wrote to memory of 2860	2792	b83e5e10069eb01eb819fdaaf4b0f70df6888783180b266a1ce9066f88623627N.exe	28
PID 2792 wrote to memory of 2568	2792	b83e5e10069eb01eb819fdaaf4b0f70df6888783180b266a1ce9066f88623627N.exe	32
PID 2792 wrote to memory of 2568	2792	b83e5e10069eb01eb819fdaaf4b0f70df6888783180b266a1ce9066f88623627N.exe	32
PID 2792 wrote to memory of 2568	2792	b83e5e10069eb01eb819fdaaf4b0f70df6888783180b266a1ce9066f88623627N.exe	32
PID 2792 wrote to memory of 2568	2792	b83e5e10069eb01eb819fdaaf4b0f70df6888783180b266a1ce9066f88623627N.exe	32
PID 2568 wrote to memory of 2704	2568	cmd.exe	34
PID 2568 wrote to memory of 2704	2568	cmd.exe	34
PID 2568 wrote to memory of 2704	2568	cmd.exe	34
PID 2568 wrote to memory of 2704	2568	cmd.exe	34

C:\Users\Admin\AppData\Local\Temp\b83e5e10069eb01eb819fdaaf4b0f70df6888783180b266a1ce9066f88623627N.exe
"C:\Users\Admin\AppData\Local\Temp\b83e5e10069eb01eb819fdaaf4b0f70df6888783180b266a1ce9066f88623627N.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:2792
- 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:2860
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\b83e5e10069eb01eb819fdaaf4b0f70df6888783180b266a1ce9066f88623627N.exe"
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2568
- - 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:2704

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
283KB

MD5
5381f32499975af0f78e499204978882

SHA1
c135960eac336da9db374ad81c1828cf9f2e2a80

SHA256
b5151dda6f5832f2c11b2e36bc546a7e196c8085b917b0fe9e592ca1920b7158

SHA512
9965041a1931ce4c479677caa07a1b5f28fafe59db5153b5e3ccbeec6f95998fb31e99e613972966130e623c2e79d10498f354b49ccb9df95d1e45a5c3e4fc5c

Download Submit
memory/2792-0-0x0000000000BA0000-0x0000000000BBF000-memory.dmp

Filesize
124KB

Download
memory/2792-10-0x00000000000E0000-0x00000000000FF000-memory.dmp

Filesize
124KB

Download
memory/2792-9-0x00000000000E0000-0x00000000000FF000-memory.dmp

Filesize
124KB

Download
memory/2792-12-0x0000000000BA0000-0x0000000000BBF000-memory.dmp

Filesize
124KB

Download
memory/2792-13-0x00000000000E0000-0x00000000000FF000-memory.dmp

Filesize
124KB

Download
memory/2792-14-0x00000000000E0000-0x00000000000FF000-memory.dmp

Filesize
124KB

Download
memory/2792-23-0x0000000000BA0000-0x0000000000BBF000-memory.dmp

Filesize
124KB

Download
memory/2860-11-0x0000000000CA0000-0x0000000000CBF000-memory.dmp

Filesize
124KB

Download
memory/2860-15-0x0000000000CA0000-0x0000000000CBF000-memory.dmp

Filesize
124KB

Download
memory/2860-29-0x0000000000CA0000-0x0000000000CBF000-memory.dmp

Filesize
124KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads