d6077160070968e0b35f9bd91cf42f3c76df11003923b9446d8b87d2131eb84e

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
01/06/2024, 03:45

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General

Target
d6077160070968e0b35f9bd91cf42f3c76df11003923b9446d8b87d2131eb84e.exe
Size 72KB
Sample240601-ebd23sgg7v
SHA256 d6077160070968e0b35f9bd91cf42f3c76df11003923b9446d8b87d2131eb84e
MD5 736e2ec3d18bc6f091002833f34e81c9
SHA1 642a70fd2b90515c729874154b90d0c21eab9488
SHA512 527ec6431b8dabbdaa2f3f87340722f897d28db230bbb7ba74493cdbb91e26dbdcf33d2e29116676d5ddca41365c99cc3381ad172950d1601889f1f70c8ed29e
SSDEEP 768:TrItKyw5WHXfQmjIiIk9ecAa0Mb96SyX1DLdRXXXk:Tr3Z5IfQmv81ar1yXtZC
MD5 SHA1 SHA512 SSDEEP

Score

9^/10

evasion

Malware Config

Signatures

Detects Windows executables referencing non-Windows User-Agents 1 IoCs

resource	yara_rule
behavioral2/files/0x0007000000023305-3.dat	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA

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
4584	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-1-5-21-3571316656-3665257725-2415531812-1000\Control Panel\International\Geo\Nation	d6077160070968e0b35f9bd91cf42f3c76df11003923b9446d8b87d2131eb84e.exe

Executes dropped EXE 1 IoCs

pid	Process
2520	kqchost.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\Debug\kqchost.exe	d6077160070968e0b35f9bd91cf42f3c76df11003923b9446d8b87d2131eb84e.exe
File opened for modification	C:\Windows\Debug\kqchost.exe	d6077160070968e0b35f9bd91cf42f3c76df11003923b9446d8b87d2131eb84e.exe
File opened for modification	C:\Windows\Debug\kqchost.exe	attrib.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1364	d6077160070968e0b35f9bd91cf42f3c76df11003923b9446d8b87d2131eb84e.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1364 wrote to memory of 4584	1364	d6077160070968e0b35f9bd91cf42f3c76df11003923b9446d8b87d2131eb84e.exe	82
PID 1364 wrote to memory of 4584	1364	d6077160070968e0b35f9bd91cf42f3c76df11003923b9446d8b87d2131eb84e.exe	82
PID 1364 wrote to memory of 4584	1364	d6077160070968e0b35f9bd91cf42f3c76df11003923b9446d8b87d2131eb84e.exe	82
PID 1364 wrote to memory of 4368	1364	d6077160070968e0b35f9bd91cf42f3c76df11003923b9446d8b87d2131eb84e.exe	88
PID 1364 wrote to memory of 4368	1364	d6077160070968e0b35f9bd91cf42f3c76df11003923b9446d8b87d2131eb84e.exe	88
PID 1364 wrote to memory of 4368	1364	d6077160070968e0b35f9bd91cf42f3c76df11003923b9446d8b87d2131eb84e.exe	88

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
4584	attrib.exe

C:\Users\Admin\AppData\Local\Temp\d6077160070968e0b35f9bd91cf42f3c76df11003923b9446d8b87d2131eb84e.exe
"C:\Users\Admin\AppData\Local\Temp\d6077160070968e0b35f9bd91cf42f3c76df11003923b9446d8b87d2131eb84e.exe"
1⤵
- Checks computer location settings
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1364
- C:\Windows\SysWOW64\attrib.exe
  attrib +a +s +h +r C:\Windows\Debug\kqchost.exe
  2⤵
  - Sets file to hidden
  - Drops file in Windows directory
  - Views/modifies file attributes
  PID:4584
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\D60771~1.EXE > nul
  2⤵
  PID:4368

C:\Windows\Debug\kqchost.exe
C:\Windows\Debug\kqchost.exe
1⤵
- Executes dropped EXE
PID:2520

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

kqchost.exe

Path C:\Windows\Debug\kqchost.exe
Size 72KB
SHA256 d01f3b740ff2ae2325629ce9b967ad4bb8912bad13fc938d20e412f31d54730c
MD5 1fc202b589061a03d81b9186f22667ed
SHA1 a12664b8894614e32f3b778373962f107d54c5b7
SHA512 4b8a9c719437cb0557c41ced63797e71f0abd090d6ef2ac4abfdea9df2bb708e9af7bcf0ffe9ce63b76740589fc24e3563553fea686c320b080e858ae8fc28db
SSDEEP 768:TrItKyw5WHXfQmjIiIk9ecAa0Mb96SyX1DLdRXXXf:Tr3Z5IfQmv81ar1yXtZt
MD5 SHA1 SHA512 SSDEEP

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads