ec19333b5f6e7c2768074af6f34239f59ddba604275a413418168016c85ca0a1

Analysis

max time kernel
111s
max time network
111s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
20/07/2024, 03:54

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General

Target

46f0a706173f256cbe158d9ea7a3f510N.exe
Size

75KB
MD5

46f0a706173f256cbe158d9ea7a3f510
SHA1

33e59d81596646f1d4faa4ce660579041bcc2244
SHA256

ec19333b5f6e7c2768074af6f34239f59ddba604275a413418168016c85ca0a1
SHA512

0429340182ccafd613d257b37768e287507721d6f83398a8766f35abe6b04992897c038cdc56d00820d0e354bb14ee32c506357ebaa0a3b9bfa7a2f84bd06b9c
SSDEEP

1536:8AAbhIP83LNnouy88zJHNWnnn3CCCCrrDRNxUUUmBDdddd4:87hEUL1out8zdID1K

Score

8^/10

evasion upx

Malware Config

Signatures

Sets file to hidden 1 TTPs 1 IoCs

Modifies file attributes to stop it showing in Explorer etc.

evasion

Hidden Files and Directories

T1564.001

pid	Process
5048	attrib.exe

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-1-5-21-384068567-2943195810-3631207890-1000\Control Panel\International\Geo\Nation	46f0a706173f256cbe158d9ea7a3f510N.exe

Executes dropped EXE 1 IoCs

pid	Process
4324	akmhost.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/5084-0-0x0000000000400000-0x0000000000415000-memory.dmp	upx
behavioral2/files/0x00090000000233e1-3.dat	upx
behavioral2/memory/4324-5-0x0000000000400000-0x0000000000415000-memory.dmp	upx
behavioral2/memory/5084-7-0x0000000000400000-0x0000000000415000-memory.dmp	upx
behavioral2/memory/4324-8-0x0000000000400000-0x0000000000415000-memory.dmp	upx
behavioral2/memory/4324-14-0x0000000000400000-0x0000000000415000-memory.dmp	upx
behavioral2/memory/4324-17-0x0000000000400000-0x0000000000415000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Debug\akmhost.exe	46f0a706173f256cbe158d9ea7a3f510N.exe
File opened for modification	C:\Windows\Debug\akmhost.exe	attrib.exe
File created	C:\Windows\Debug\akmhost.exe	46f0a706173f256cbe158d9ea7a3f510N.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 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	akmhost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	akmhost.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	5084	46f0a706173f256cbe158d9ea7a3f510N.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5084 wrote to memory of 5048	5084	46f0a706173f256cbe158d9ea7a3f510N.exe	84
PID 5084 wrote to memory of 5048	5084	46f0a706173f256cbe158d9ea7a3f510N.exe	84
PID 5084 wrote to memory of 5048	5084	46f0a706173f256cbe158d9ea7a3f510N.exe	84
PID 5084 wrote to memory of 2872	5084	46f0a706173f256cbe158d9ea7a3f510N.exe	90
PID 5084 wrote to memory of 2872	5084	46f0a706173f256cbe158d9ea7a3f510N.exe	90
PID 5084 wrote to memory of 2872	5084	46f0a706173f256cbe158d9ea7a3f510N.exe	90

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
5048	attrib.exe

C:\Users\Admin\AppData\Local\Temp\46f0a706173f256cbe158d9ea7a3f510N.exe
"C:\Users\Admin\AppData\Local\Temp\46f0a706173f256cbe158d9ea7a3f510N.exe"
1⤵
- Checks computer location settings
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5084
- C:\Windows\SysWOW64\attrib.exe
  attrib +a +s +h +r C:\Windows\Debug\akmhost.exe
  2⤵
  - Sets file to hidden
  - Drops file in Windows directory
  - Views/modifies file attributes
  PID:5048
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\46F0A7~1.EXE > nul
  2⤵
  PID:2872

C:\Windows\Debug\akmhost.exe
C:\Windows\Debug\akmhost.exe
1⤵
- Executes dropped EXE
- Checks processor information in registry
PID:4324

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\debug\akmhost.exe

Filesize
75KB

MD5
7fcfe7ea3089124ed62a65a971d01edc

SHA1
066a32cf5c69e02019d4c553ceafe2a04fec1cf4

SHA256
4d4e64cbbd589092c3210d3699d3e162a15051aaab27f6905da6591473e7a574

SHA512
ea5890c1edf82c569ebac2add9d73d182e54b39f6bca53163a38fd248f2439ea0883c529785eed56931d29cadbc79c50b53d2d7114ca51fba2d4b50fcf90bf53

Download Submit
memory/4324-5-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/4324-8-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/4324-14-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/4324-17-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/5084-0-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/5084-7-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads