b76c769c954a976e811bb74283993ae508f3ff98753f3ac5f35037a5d0bf7fc2

General

Target

e00e260dcd3db9f92382c39152fdd820N.exe
Size

49KB
MD5

e00e260dcd3db9f92382c39152fdd820
SHA1

cfcba24a21814e1cfdd6e0c138b5dca95c047a4a
SHA256

b76c769c954a976e811bb74283993ae508f3ff98753f3ac5f35037a5d0bf7fc2
SHA512

37908f82ff253b4fd6ef65623f3c1b09ac0371968bee046e8d74fcdaf2929af342b6fc41bd697f46e17d24ad8badefc3b276c31b69db7babf1302bbf24e64cf0
SSDEEP

1536:NLI4qg9+Q/KMJqSsGpdNmLUIsWsdM5T233Z:Bb/jq0LNmLUIsWsdM5T233Z

Score

7^/10

defense_evasion discovery upx

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation	e00e260dcd3db9f92382c39152fdd820N.exe

Executes dropped EXE 1 IoCs

pid	Process
1796	hyghost.exe

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3548-0-0x0000000010000000-0x000000001000E000-memory.dmp	upx
behavioral2/memory/3548-3-0x0000000010000000-0x000000001000E000-memory.dmp	upx
behavioral2/memory/1796-12-0x0000000010000000-0x000000001000E000-memory.dmp	upx
behavioral2/memory/1796-11-0x0000000010000000-0x000000001000E000-memory.dmp	upx
behavioral2/memory/1796-13-0x0000000010000000-0x000000001000E000-memory.dmp	upx
behavioral2/memory/3548-14-0x0000000010000000-0x000000001000E000-memory.dmp	upx
behavioral2/memory/1796-16-0x0000000010000000-0x000000001000E000-memory.dmp	upx
behavioral2/memory/1796-18-0x0000000010000000-0x000000001000E000-memory.dmp	upx
behavioral2/memory/1796-19-0x0000000010000000-0x000000001000E000-memory.dmp	upx
behavioral2/memory/1796-21-0x0000000010000000-0x000000001000E000-memory.dmp	upx

Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Debug\hyghost.exe	e00e260dcd3db9f92382c39152fdd820N.exe
File opened for modification	C:\Windows\Debug\hyghost.exe	e00e260dcd3db9f92382c39152fdd820N.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 3 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	e00e260dcd3db9f92382c39152fdd820N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	hyghost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Checks processor information in registry 2 TTPs 2 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	hyghost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	hyghost.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3548	e00e260dcd3db9f92382c39152fdd820N.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3548 wrote to memory of 4596	3548	e00e260dcd3db9f92382c39152fdd820N.exe	87
PID 3548 wrote to memory of 4596	3548	e00e260dcd3db9f92382c39152fdd820N.exe	87
PID 3548 wrote to memory of 4596	3548	e00e260dcd3db9f92382c39152fdd820N.exe	87

C:\Users\Admin\AppData\Local\Temp\e00e260dcd3db9f92382c39152fdd820N.exe
"C:\Users\Admin\AppData\Local\Temp\e00e260dcd3db9f92382c39152fdd820N.exe"
1⤵
- Checks computer location settings
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3548
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\E00E26~1.EXE > nul
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4596

C:\Windows\Debug\hyghost.exe
C:\Windows\Debug\hyghost.exe
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Checks processor information in registry
PID:1796

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Indicator Removal

1

T1070

File Deletion

1

T1070.004

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

3

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\debug\hyghost.exe

Filesize
49KB

MD5
d3ef7ee081f3ef0c42e1b6e488b0ae3c

SHA1
e97ca73ff48083d60b63575a9dd7321b55f783b4

SHA256
817966ee7e08857144c4cd41784b0d2118ff366dd5fe3dc448d4361358acedd9

SHA512
6636bbe5087a44da662d8fe8932448dcca8f6347fd5be7aeb99227388c87a5fdb98af983f584c3c57fc130160bb31e2963d7de7b66caad7634116e7134bb4756

Download Submit
memory/1796-12-0x0000000010000000-0x000000001000E000-memory.dmp

Filesize
56KB

Download
memory/1796-11-0x0000000010000000-0x000000001000E000-memory.dmp

Filesize
56KB

Download
memory/1796-13-0x0000000010000000-0x000000001000E000-memory.dmp

Filesize
56KB

Download
memory/1796-16-0x0000000010000000-0x000000001000E000-memory.dmp

Filesize
56KB

Download
memory/1796-18-0x0000000010000000-0x000000001000E000-memory.dmp

Filesize
56KB

Download
memory/1796-19-0x0000000010000000-0x000000001000E000-memory.dmp

Filesize
56KB

Download
memory/1796-21-0x0000000010000000-0x000000001000E000-memory.dmp

Filesize
56KB

Download
memory/3548-0-0x0000000010000000-0x000000001000E000-memory.dmp

Filesize
56KB

Download
memory/3548-3-0x0000000010000000-0x000000001000E000-memory.dmp

Filesize
56KB

Download
memory/3548-14-0x0000000010000000-0x000000001000E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads