4f6a525c49124f9f0b468c8b2bb3e0b3d8f025fc179a7555d2daa70215393bcf

Analysis

max time kernel
141s
max time network
124s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
19/05/2024, 21:31

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General

Target

4f6a525c49124f9f0b468c8b2bb3e0b3d8f025fc179a7555d2daa70215393bcf.exe
Size

57KB
MD5

93430f05b4826f4662ce94fdd647003a
SHA1

35a1a98e70b2ee4a35a98a5800799590441b5f46
SHA256

4f6a525c49124f9f0b468c8b2bb3e0b3d8f025fc179a7555d2daa70215393bcf
SHA512

5bb39fe5b2c7d82be24289248af3f7ba109a856734e7297dad0cac6485bdc632764e3913ec576ff911fe57e1ec5e7966c15eed76be37db700d0976c2e127cf05
SSDEEP

1536:4vQoLHjw2iWPKMvw71GMLyXuxeee5GssssT:4v5Ls27BIJGMLyXuDssssT

Score

9^/10

Malware Config

Signatures

Detects Windows executables referencing non-Windows User-Agents 4 IoCs

resource	yara_rule
behavioral1/memory/1952-0-0x0000000000400000-0x000000000040C000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
behavioral1/files/0x000b000000012286-3.dat	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
behavioral1/memory/1952-4-0x0000000000400000-0x000000000040C000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
behavioral1/memory/1976-5-0x0000000000400000-0x000000000040C000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA

Deletes itself 1 IoCs

pid	Process
2800	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
1976	qqwhost.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Debug\qqwhost.exe	4f6a525c49124f9f0b468c8b2bb3e0b3d8f025fc179a7555d2daa70215393bcf.exe
File opened for modification	C:\Windows\Debug\qqwhost.exe	4f6a525c49124f9f0b468c8b2bb3e0b3d8f025fc179a7555d2daa70215393bcf.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	1952	4f6a525c49124f9f0b468c8b2bb3e0b3d8f025fc179a7555d2daa70215393bcf.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1952 wrote to memory of 2800	1952	4f6a525c49124f9f0b468c8b2bb3e0b3d8f025fc179a7555d2daa70215393bcf.exe	29
PID 1952 wrote to memory of 2800	1952	4f6a525c49124f9f0b468c8b2bb3e0b3d8f025fc179a7555d2daa70215393bcf.exe	29
PID 1952 wrote to memory of 2800	1952	4f6a525c49124f9f0b468c8b2bb3e0b3d8f025fc179a7555d2daa70215393bcf.exe	29
PID 1952 wrote to memory of 2800	1952	4f6a525c49124f9f0b468c8b2bb3e0b3d8f025fc179a7555d2daa70215393bcf.exe	29

C:\Users\Admin\AppData\Local\Temp\4f6a525c49124f9f0b468c8b2bb3e0b3d8f025fc179a7555d2daa70215393bcf.exe
"C:\Users\Admin\AppData\Local\Temp\4f6a525c49124f9f0b468c8b2bb3e0b3d8f025fc179a7555d2daa70215393bcf.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1952
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\4F6A52~1.EXE > nul
  2⤵
  - Deletes itself
  PID:2800

C:\Windows\Debug\qqwhost.exe
C:\Windows\Debug\qqwhost.exe
1⤵
- Executes dropped EXE
- Checks processor information in registry
PID:1976

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
57KB

MD5
fd4e786266484aedaddec3db34fd3098

SHA1
4028b514f5a37332a23c174d3baea9cc7e3a5fd2

SHA256
47678c8a831eda5e118147596bbb4d20fb0283c508b6690df10c5c7cc0876aa6

SHA512
ae50764b8c352eae332c3c131be4d2edab19dc310ad7bf48badaf941b06954088832854742eaec0407cd6b3eb632b0cd8e9657fcf49b5dedc916103b8647ce6a

Download Submit
memory/1952-0-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1952-4-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1976-5-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download