49aae8276f796da2286177ef22ac1dd7ad57a5115a12c517a02424a5ee87f25f

General

Target

49aae8276f796da2286177ef22ac1dd7ad57a5115a12c517a02424a5ee87f25fN.exe
Size

65KB
MD5

34887571ef22db06d81c37b8c88059a0
SHA1

3d4e3f737c997683d4371e4c8f33e4d4708dcd54
SHA256

49aae8276f796da2286177ef22ac1dd7ad57a5115a12c517a02424a5ee87f25f
SHA512

6b15ef71192c9c73da2b47c5f92c17a2e25de6a77cca7f7dd0dfdb4bfa7a0c6b321e83f13b25f2bebe8e07ffe486493e9eaa2000c925c0f836790a545264de74
SSDEEP

768:MDcpEBMLfQcubV5wGE96YyXDTLdEBBBBG:MDcfLfIbtEbyXfZH

Score

8^/10

defense_evasion discovery 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

Processes:

attrib.exe

pid process

4972 attrib.exe

pid	process
4972	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

Processes:

49aae8276f796da2286177ef22ac1dd7ad57a5115a12c517a02424a5ee87f25fN.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	49aae8276f796da2286177ef22ac1dd7ad57a5115a12c517a02424a5ee87f25fN.exe

Executes dropped EXE 1 IoCs

Processes:

xsqhost.exe

pid process

3076 xsqhost.exe
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

pid	process
3076	xsqhost.exe

Drops file in Windows directory 3 IoCs

Processes:

attrib.exe49aae8276f796da2286177ef22ac1dd7ad57a5115a12c517a02424a5ee87f25fN.exe

description	ioc	process
File opened for modification	C:\Windows\Debug\xsqhost.exe	attrib.exe
File created	C:\Windows\Debug\xsqhost.exe	49aae8276f796da2286177ef22ac1dd7ad57a5115a12c517a02424a5ee87f25fN.exe
File opened for modification	C:\Windows\Debug\xsqhost.exe	49aae8276f796da2286177ef22ac1dd7ad57a5115a12c517a02424a5ee87f25fN.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 4 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

Processes:

49aae8276f796da2286177ef22ac1dd7ad57a5115a12c517a02424a5ee87f25fN.exexsqhost.exeattrib.execmd.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	49aae8276f796da2286177ef22ac1dd7ad57a5115a12c517a02424a5ee87f25fN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	xsqhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

49aae8276f796da2286177ef22ac1dd7ad57a5115a12c517a02424a5ee87f25fN.exe

description pid process

Token: SeIncBasePriorityPrivilege 4932 49aae8276f796da2286177ef22ac1dd7ad57a5115a12c517a02424a5ee87f25fN.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	4932	49aae8276f796da2286177ef22ac1dd7ad57a5115a12c517a02424a5ee87f25fN.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

49aae8276f796da2286177ef22ac1dd7ad57a5115a12c517a02424a5ee87f25fN.exe

description	pid	process	target process
PID 4932 wrote to memory of 4972	4932	49aae8276f796da2286177ef22ac1dd7ad57a5115a12c517a02424a5ee87f25fN.exe	attrib.exe
PID 4932 wrote to memory of 4972	4932	49aae8276f796da2286177ef22ac1dd7ad57a5115a12c517a02424a5ee87f25fN.exe	attrib.exe
PID 4932 wrote to memory of 4972	4932	49aae8276f796da2286177ef22ac1dd7ad57a5115a12c517a02424a5ee87f25fN.exe	attrib.exe
PID 4932 wrote to memory of 644	4932	49aae8276f796da2286177ef22ac1dd7ad57a5115a12c517a02424a5ee87f25fN.exe	cmd.exe
PID 4932 wrote to memory of 644	4932	49aae8276f796da2286177ef22ac1dd7ad57a5115a12c517a02424a5ee87f25fN.exe	cmd.exe
PID 4932 wrote to memory of 644	4932	49aae8276f796da2286177ef22ac1dd7ad57a5115a12c517a02424a5ee87f25fN.exe	cmd.exe

Views/modifies file attributes 1 TTPs 1 IoCs
evasion

Hidden Files and Directories
T1564.001

Processes:

attrib.exe

pid process

4972 attrib.exe

pid	process
4972	attrib.exe

C:\Users\Admin\AppData\Local\Temp\49aae8276f796da2286177ef22ac1dd7ad57a5115a12c517a02424a5ee87f25fN.exe
"C:\Users\Admin\AppData\Local\Temp\49aae8276f796da2286177ef22ac1dd7ad57a5115a12c517a02424a5ee87f25fN.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:4932
- C:\Windows\SysWOW64\attrib.exe
  attrib +a +s +h +r C:\Windows\Debug\xsqhost.exe
  2⤵
  - Sets file to hidden
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Views/modifies file attributes
  PID:4972
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\49AAE8~1.EXE > nul
  2⤵
  - System Location Discovery: System Language Discovery
  PID:644

C:\Windows\Debug\xsqhost.exe
C:\Windows\Debug\xsqhost.exe
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3076

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Hide Artifacts

2

T1564

Hidden Files and Directories

2

T1564.001

Indicator Removal

1

T1070

File Deletion

1

T1070.004

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

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\xsqhost.exe

Filesize
65KB

MD5
96cdfea36097f252ee3c65b81ad3404b

SHA1
312a1baa717b478b53bf3ca2172fce5215060c93

SHA256
2fc9cb01166bff137f0321f96cad034d0b71049fc4a96cbf9442467421447577

SHA512
03ce0f6520f56fb303bfba0ff5b6600186643475d15b4a4d8cfe71d19bbe3a5dd6ae5a8e374c5c7d685692ad6daec3add78fffe8b6f4694f37a1146cdbaa706e

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads