0df5702c52e06bd6d414f4f1fd95b22816e3e90d5a852ff254ee1286af669fdf

General

Target
9e82f7ce7da347741a694e92fec675da.exe
Size 255KB
Sample220128-e4t9rsfedq
SHA256 0df5702c52e06bd6d414f4f1fd95b22816e3e90d5a852ff254ee1286af669fdf
MD5 9e82f7ce7da347741a694e92fec675da
SHA1 192ebb1a53099dc8b7f0574a1ce110e2223cd17c
SHA512 1638701d24ef5491b236e9cd129b2fcf051ae5c7516af91dc4eda9c65e817f54637b50b044572f63345edfd6584946c67714bc5710df3298cd470990b9693d21
MD5 SHA1 SHA512

Score

8^/10

upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
672	fdlaunchersa.exe
808	fdlaunchersa.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x0007000000013413-61.dat	upx
behavioral1/files/0x0007000000013413-63.dat	upx
behavioral1/files/0x0007000000013413-64.dat	upx
behavioral1/files/0x0007000000013413-65.dat	upx
behavioral1/files/0x0007000000013413-68.dat	upx
behavioral1/files/0x0007000000013413-70.dat	upx

Deletes itself 1 IoCs

pid	Process
1412	WScript.exe

Loads dropped DLL 3 IoCs

pid	Process
672	fdlaunchersa.exe
672	fdlaunchersa.exe
808	fdlaunchersa.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1892 set thread context of 848	1892	9e82f7ce7da347741a694e92fec675da.exe	27
PID 672 set thread context of 808	672	fdlaunchersa.exe	29

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Microsoft SQL Server Compact Edition\fdlaunchersa.exe	9e82f7ce7da347741a694e92fec675da.exe
File opened for modification	C:\Program Files (x86)\Microsoft SQL Server Compact Edition\fdlaunchersa.exe	9e82f7ce7da347741a694e92fec675da.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
848	9e82f7ce7da347741a694e92fec675da.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 1892 wrote to memory of 848	1892	9e82f7ce7da347741a694e92fec675da.exe	27
PID 1892 wrote to memory of 848	1892	9e82f7ce7da347741a694e92fec675da.exe	27
PID 1892 wrote to memory of 848	1892	9e82f7ce7da347741a694e92fec675da.exe	27
PID 1892 wrote to memory of 848	1892	9e82f7ce7da347741a694e92fec675da.exe	27
PID 1892 wrote to memory of 848	1892	9e82f7ce7da347741a694e92fec675da.exe	27
PID 1892 wrote to memory of 848	1892	9e82f7ce7da347741a694e92fec675da.exe	27
PID 1892 wrote to memory of 848	1892	9e82f7ce7da347741a694e92fec675da.exe	27
PID 1892 wrote to memory of 848	1892	9e82f7ce7da347741a694e92fec675da.exe	27
PID 1892 wrote to memory of 848	1892	9e82f7ce7da347741a694e92fec675da.exe	27
PID 672 wrote to memory of 808	672	fdlaunchersa.exe	29
PID 672 wrote to memory of 808	672	fdlaunchersa.exe	29
PID 672 wrote to memory of 808	672	fdlaunchersa.exe	29
PID 672 wrote to memory of 808	672	fdlaunchersa.exe	29
PID 672 wrote to memory of 808	672	fdlaunchersa.exe	29
PID 672 wrote to memory of 808	672	fdlaunchersa.exe	29
PID 672 wrote to memory of 808	672	fdlaunchersa.exe	29
PID 672 wrote to memory of 808	672	fdlaunchersa.exe	29
PID 672 wrote to memory of 808	672	fdlaunchersa.exe	29
PID 848 wrote to memory of 1412	848	9e82f7ce7da347741a694e92fec675da.exe	30
PID 848 wrote to memory of 1412	848	9e82f7ce7da347741a694e92fec675da.exe	30
PID 848 wrote to memory of 1412	848	9e82f7ce7da347741a694e92fec675da.exe	30
PID 848 wrote to memory of 1412	848	9e82f7ce7da347741a694e92fec675da.exe	30
PID 848 wrote to memory of 1412	848	9e82f7ce7da347741a694e92fec675da.exe	30
PID 848 wrote to memory of 1412	848	9e82f7ce7da347741a694e92fec675da.exe	30
PID 848 wrote to memory of 1412	848	9e82f7ce7da347741a694e92fec675da.exe	30

C:\Users\Admin\AppData\Local\Temp\9e82f7ce7da347741a694e92fec675da.exe
"C:\Users\Admin\AppData\Local\Temp\9e82f7ce7da347741a694e92fec675da.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1892
- C:\Users\Admin\AppData\Local\Temp\9e82f7ce7da347741a694e92fec675da.exe
  2⤵
  - Drops file in Program Files directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:848
- - C:\Windows\SysWOW64\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\5705.vbs"
    3⤵
    - Deletes itself
    PID:1412

C:\Program Files (x86)\Microsoft SQL Server Compact Edition\fdlaunchersa.exe
"C:\Program Files (x86)\Microsoft SQL Server Compact Edition\fdlaunchersa.exe"
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:672
- C:\Program Files (x86)\Microsoft SQL Server Compact Edition\fdlaunchersa.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:808

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/848-60-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/848-59-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/848-58-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/848-56-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/848-55-0x0000000000400000-0x000000000040F000-memory.dmp

Download

memory/1892-54-0x00000000751B1000-0x00000000751B3000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads