50bfdf56b7719901cff812f2bb45b0c1912913f88d0eaf418a137c3a7708cb53

Analysis

max time kernel
178s
max time network
170s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
05/11/2023, 19:52

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General

Target

NEAS.07f058d68b7fadbc0d9b67d596d3e860.exe
Size

69KB
MD5

07f058d68b7fadbc0d9b67d596d3e860
SHA1

10158a48c498b529684fb525ad8ece2eb9b919b5
SHA256

50bfdf56b7719901cff812f2bb45b0c1912913f88d0eaf418a137c3a7708cb53
SHA512

39c211eb7b3760264dde9b8af5777e8c665a5e96eec0d6ee780d543abf3a65750247e750d2783a27bffe49e8f2460db253d2cbdd0b93bb9f4182e0fc7542787d
SSDEEP

768:OrItKyw5WHXfQmjIiIk9ecAa7pP1VMs96MyX9DdtldE9rIIIwjkMuuuR:Or3Z5IfQmv81a7pP1F3yXFdtnSjPuuuR

Score

8^/10

evasion

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
2804	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-1-5-21-1873812795-1433807462-1429862679-1000\Control Panel\International\Geo\Nation	NEAS.07f058d68b7fadbc0d9b67d596d3e860.exe

Executes dropped EXE 1 IoCs

pid	Process
3708	akmhost.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Debug\akmhost.exe	attrib.exe
File created	C:\Windows\Debug\akmhost.exe	NEAS.07f058d68b7fadbc0d9b67d596d3e860.exe
File opened for modification	C:\Windows\Debug\akmhost.exe	NEAS.07f058d68b7fadbc0d9b67d596d3e860.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	4528	NEAS.07f058d68b7fadbc0d9b67d596d3e860.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4528 wrote to memory of 2804	4528	NEAS.07f058d68b7fadbc0d9b67d596d3e860.exe	91
PID 4528 wrote to memory of 2804	4528	NEAS.07f058d68b7fadbc0d9b67d596d3e860.exe	91
PID 4528 wrote to memory of 2804	4528	NEAS.07f058d68b7fadbc0d9b67d596d3e860.exe	91
PID 4528 wrote to memory of 1040	4528	NEAS.07f058d68b7fadbc0d9b67d596d3e860.exe	94
PID 4528 wrote to memory of 1040	4528	NEAS.07f058d68b7fadbc0d9b67d596d3e860.exe	94
PID 4528 wrote to memory of 1040	4528	NEAS.07f058d68b7fadbc0d9b67d596d3e860.exe	94

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2804	attrib.exe

C:\Users\Admin\AppData\Local\Temp\NEAS.07f058d68b7fadbc0d9b67d596d3e860.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.07f058d68b7fadbc0d9b67d596d3e860.exe"
1⤵
- Checks computer location settings
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4528
- 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:2804
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\NEAS07~1.EXE > nul
  2⤵
  PID:1040

C:\Windows\Debug\akmhost.exe
C:\Windows\Debug\akmhost.exe
1⤵
- Executes dropped EXE
- Checks processor information in registry
PID:3708

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
69KB

MD5
9e8a6acc0e82479e646d4edd5272da50

SHA1
7c617723e52f36a074cbe473f24503666925b7d1

SHA256
a1333b4acd47be6af6cecb7d1fe77c00f74cc3406752a6ce2099ae9a6586d171

SHA512
18f9beb5cea2b3d79e9851161c3895fe6bbf23ecbb4c91c346a3de6bface24c6805cb623f89e301bad6465e8d3ac6ec7b41ca43cc5654863a32361ec8a6f5559

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C:\Windows\debug\akmhost.exe

Filesize
69KB

MD5
9e8a6acc0e82479e646d4edd5272da50

SHA1
7c617723e52f36a074cbe473f24503666925b7d1

SHA256
a1333b4acd47be6af6cecb7d1fe77c00f74cc3406752a6ce2099ae9a6586d171

SHA512
18f9beb5cea2b3d79e9851161c3895fe6bbf23ecbb4c91c346a3de6bface24c6805cb623f89e301bad6465e8d3ac6ec7b41ca43cc5654863a32361ec8a6f5559

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads