e840901b53505d51eb20ec20081701a5b6c72e787a83e0f0bfdbe018ff2e9765

Analysis

max time kernel
42s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
05-10-2022 13:59

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General

Target

TQMCenter.tlg
Size

6KB
MD5

689542b1928afe12f93496b1f7b8378f
SHA1

b7b01ba3dc85beadc5d7732016dc3c5949baa643
SHA256

e840901b53505d51eb20ec20081701a5b6c72e787a83e0f0bfdbe018ff2e9765
SHA512

86c32fa228c37532dc34131d60657026a4ac96183f798f49977716af69f659f534dfdfad57940e615e9e8e35ba887fa9e418886394ae020516cfd124ba9e4799
SSDEEP

48:X/DPrrd8ub6cfSyjZr72E121PIg0gkklVO1cJwtDD5Nme0GZADlNXRDlGgZUjc:mISsZrxZggal+PiX6gSc

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Modifies registry class 13 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\tlg_auto_file\shell\edit\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\tlg_auto_file\shell\edit\command\ = "%SystemRoot%\\system32\\NOTEPAD.EXE %1"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\tlg_auto_file\shell\open\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\tlg_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\.tlg\ = "tlg_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\tlg_auto_file\shell\edit	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\tlg_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\tlg_auto_file\shell\open\command\ = "%SystemRoot%\\system32\\NOTEPAD.EXE %1"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\tlg_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\.tlg	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\tlg_auto_file\shell\open	rundll32.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
2028	NOTEPAD.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
988	rundll32.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1972 wrote to memory of 988	1972	cmd.exe	29
PID 1972 wrote to memory of 988	1972	cmd.exe	29
PID 1972 wrote to memory of 988	1972	cmd.exe	29
PID 988 wrote to memory of 2028	988	rundll32.exe	30
PID 988 wrote to memory of 2028	988	rundll32.exe	30
PID 988 wrote to memory of 2028	988	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\TQMCenter.tlg
1⤵
- Suspicious use of WriteProcessMemory
PID:1972
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\TQMCenter.tlg
  2⤵
  - Modifies registry class
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of WriteProcessMemory
  PID:988
- - C:\Windows\system32\NOTEPAD.EXE
    "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\TQMCenter.tlg
    3⤵
    - Opens file in notepad (likely ransom note)
    PID:2028

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1972-54-0x000007FEFBD21000-0x000007FEFBD23000-memory.dmp

Filesize
8KB

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