7ce7870c1bc88c9ec0703492eea5e06491bd20e4bf5589b33a1e60b015ec2ef9

Analysis

max time kernel
149s
max time network
120s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
26-12-2023 13:16

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General

Target

7185e4de67695ad040575c12d5688a09.exe
Size

158KB
MD5

7185e4de67695ad040575c12d5688a09
SHA1

87fb122cca9a04ebf2375163a1ccd0a729b0eeb7
SHA256

7ce7870c1bc88c9ec0703492eea5e06491bd20e4bf5589b33a1e60b015ec2ef9
SHA512

ae00d0e1b0f7ca8b2fe18dfbe50a81eccc085a7c4a7f584fb5389aa0422325dff9ff8bc58423b473717628734f2d8e08deede199f65576b987e443341911afd7
SSDEEP

3072:gmafCAhf/XNVULq3op+Z3hrK8oBGZiO6ep660/2AkFJK7udGv31k:/afCUUO3op+Z3A8oBGZLWju

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3048	C_1dmds.exe

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows\CurrentVersion\Run\{0} = "C:\\Users\\Admin\\AppData\\Roaming\\WinEncryption.exe"	C_1dmds.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\NzE4NUU0REU2NzY5NUFEMD = "C:\\Users\\Admin\\C_1dmds.exe"	C_1dmds.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows\CurrentVersion\Run\{0} = "C:\\Users\\Admin\\AppData\\Roaming\\WinEncryption.exe"	7185e4de67695ad040575c12d5688a09.exe

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

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 4 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	7185e4de67695ad040575c12d5688a09.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	7185e4de67695ad040575c12d5688a09.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	C_1dmds.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	C_1dmds.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe
3048	C_1dmds.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2220	7185e4de67695ad040575c12d5688a09.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2220	7185e4de67695ad040575c12d5688a09.exe
Token: SeDebugPrivilege	3048	C_1dmds.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2220 wrote to memory of 3048	2220	7185e4de67695ad040575c12d5688a09.exe	28
PID 2220 wrote to memory of 3048	2220	7185e4de67695ad040575c12d5688a09.exe	28
PID 2220 wrote to memory of 3048	2220	7185e4de67695ad040575c12d5688a09.exe	28
PID 2220 wrote to memory of 3048	2220	7185e4de67695ad040575c12d5688a09.exe	28

C:\Users\Admin\AppData\Local\Temp\7185e4de67695ad040575c12d5688a09.exe
"C:\Users\Admin\AppData\Local\Temp\7185e4de67695ad040575c12d5688a09.exe"
1⤵
- Adds Run key to start application
- Checks processor information in registry
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2220
- C:\Users\Admin\C_1dmds.exe
  "C:\Users\Admin\C_1dmds.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3048

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\C_1dmds.exe

Filesize
158KB

MD5
7185e4de67695ad040575c12d5688a09

SHA1
87fb122cca9a04ebf2375163a1ccd0a729b0eeb7

SHA256
7ce7870c1bc88c9ec0703492eea5e06491bd20e4bf5589b33a1e60b015ec2ef9

SHA512
ae00d0e1b0f7ca8b2fe18dfbe50a81eccc085a7c4a7f584fb5389aa0422325dff9ff8bc58423b473717628734f2d8e08deede199f65576b987e443341911afd7

Download Submit
memory/2220-0-0x0000000074510000-0x0000000074ABB000-memory.dmp

Filesize
5.7MB

Download
memory/2220-2-0x0000000000B00000-0x0000000000B40000-memory.dmp

Filesize
256KB

Download
memory/2220-1-0x0000000074510000-0x0000000074ABB000-memory.dmp

Filesize
5.7MB

Download
memory/2220-5-0x0000000074510000-0x0000000074ABB000-memory.dmp

Filesize
5.7MB

Download
memory/3048-7-0x00000000000E0000-0x0000000000120000-memory.dmp

Filesize
256KB

Download
memory/3048-8-0x0000000074510000-0x0000000074ABB000-memory.dmp

Filesize
5.7MB

Download
memory/3048-6-0x0000000074510000-0x0000000074ABB000-memory.dmp

Filesize
5.7MB

Download
memory/3048-9-0x0000000074510000-0x0000000074ABB000-memory.dmp

Filesize
5.7MB

Download
memory/3048-10-0x0000000074510000-0x0000000074ABB000-memory.dmp

Filesize
5.7MB

Download