78cd34258d135b3a8f62ddfa75f1b3d9617469c07bed6cd31c716b2210186860

Analysis

max time kernel
141s
max time network
133s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
07/03/2024, 03:33

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General

Target

78cd34258d135b3a8f62ddfa75f1b3d9617469c07bed6cd31c716b2210186860.exe
Size

197KB
MD5

11186b8579ddb7e5132a8957d4b07da9
SHA1

ce88bc8c3815e44a560f50538b6cc9fe131156b3
SHA256

78cd34258d135b3a8f62ddfa75f1b3d9617469c07bed6cd31c716b2210186860
SHA512

585366f20ee2b57494ef35968f875ab152e91ca7b5cefbc64e0135599a21c8d9e1f8de1cab9c33e573b83fa799990e734973b56c866992d92bc6cf529a420589
SSDEEP

6144:rBs27MMLyX5HXXXDTXXXOGqIII+pXXX5AYjKXXXDoXXXG6XXXxXXXLIIIEAkOCOd:rK20HXXX/XXXFqIIIcXXX5j2XXXcXXXY

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2544	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2700	qqwhost.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Debug\qqwhost.exe	78cd34258d135b3a8f62ddfa75f1b3d9617469c07bed6cd31c716b2210186860.exe
File opened for modification	C:\Windows\Debug\qqwhost.exe	78cd34258d135b3a8f62ddfa75f1b3d9617469c07bed6cd31c716b2210186860.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	qqwhost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	qqwhost.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2040	78cd34258d135b3a8f62ddfa75f1b3d9617469c07bed6cd31c716b2210186860.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2040 wrote to memory of 2544	2040	78cd34258d135b3a8f62ddfa75f1b3d9617469c07bed6cd31c716b2210186860.exe	29
PID 2040 wrote to memory of 2544	2040	78cd34258d135b3a8f62ddfa75f1b3d9617469c07bed6cd31c716b2210186860.exe	29
PID 2040 wrote to memory of 2544	2040	78cd34258d135b3a8f62ddfa75f1b3d9617469c07bed6cd31c716b2210186860.exe	29
PID 2040 wrote to memory of 2544	2040	78cd34258d135b3a8f62ddfa75f1b3d9617469c07bed6cd31c716b2210186860.exe	29

C:\Users\Admin\AppData\Local\Temp\78cd34258d135b3a8f62ddfa75f1b3d9617469c07bed6cd31c716b2210186860.exe
"C:\Users\Admin\AppData\Local\Temp\78cd34258d135b3a8f62ddfa75f1b3d9617469c07bed6cd31c716b2210186860.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2040
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\78CD34~1.EXE > nul
  2⤵
  - Deletes itself
  PID:2544

C:\Windows\Debug\qqwhost.exe
C:\Windows\Debug\qqwhost.exe
1⤵
- Executes dropped EXE
- Checks processor information in registry
PID:2700

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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\qqwhost.exe

Filesize
197KB

MD5
40d2599c4af925fc76e097607f6e5ce0

SHA1
a6f1ee4c251029255daf25bbdbb7189774500de3

SHA256
a02aa5ff86dc48fd6daafaf821c7da5b0842c5545763f5763fd742a2a433cde1

SHA512
eb9dfbf03af583c5ced22da1d6f081aae4acb62148092cd85914875f059d2e463a9451fb367ee2536a3b547009e4dbd697e2224e6e141166f7a99794b64ba572

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