d895926e83c3bea00c29517a5b538373cebbfd596d5e46e7e49bce303690906d

Analysis

max time kernel
142s
max time network
128s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
14/10/2023, 12:10

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General

Target

d895926e83c3bea00c29517a5b538373cebbfd596d5e46e7e49bce303690906d.exe
Size

195KB
MD5

e532d019cd43701fe472951378364ace
SHA1

6bdd9d051971f992e04426db50a470c8a4b89b8b
SHA256

d895926e83c3bea00c29517a5b538373cebbfd596d5e46e7e49bce303690906d
SHA512

bfa92f6387e5b37e4477552b93f666993cb0853798bb17ffd573823047b7154e3f7dfe998cc11f935fb59c19a891f5df443c5e929400a76b9d6f31d444446101
SSDEEP

6144:rBs27MMLyX5HXXXDTXXXOGqIII+pXXX5AYjKXXXDoXXXG6XXXxXXXLIIIEAkOCOk:rK20HXXX/XXXFqIIIcXXX5j2XXXcXXXF

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2092	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2244	qqwhost.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Debug\qqwhost.exe	d895926e83c3bea00c29517a5b538373cebbfd596d5e46e7e49bce303690906d.exe
File opened for modification	C:\Windows\Debug\qqwhost.exe	d895926e83c3bea00c29517a5b538373cebbfd596d5e46e7e49bce303690906d.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	2184	d895926e83c3bea00c29517a5b538373cebbfd596d5e46e7e49bce303690906d.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2184 wrote to memory of 2092	2184	d895926e83c3bea00c29517a5b538373cebbfd596d5e46e7e49bce303690906d.exe	29
PID 2184 wrote to memory of 2092	2184	d895926e83c3bea00c29517a5b538373cebbfd596d5e46e7e49bce303690906d.exe	29
PID 2184 wrote to memory of 2092	2184	d895926e83c3bea00c29517a5b538373cebbfd596d5e46e7e49bce303690906d.exe	29
PID 2184 wrote to memory of 2092	2184	d895926e83c3bea00c29517a5b538373cebbfd596d5e46e7e49bce303690906d.exe	29

C:\Users\Admin\AppData\Local\Temp\d895926e83c3bea00c29517a5b538373cebbfd596d5e46e7e49bce303690906d.exe
"C:\Users\Admin\AppData\Local\Temp\d895926e83c3bea00c29517a5b538373cebbfd596d5e46e7e49bce303690906d.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2184
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\D89592~1.EXE > nul
  2⤵
  - Deletes itself
  PID:2092

C:\Windows\Debug\qqwhost.exe
C:\Windows\Debug\qqwhost.exe
1⤵
- Executes dropped EXE
- Checks processor information in registry
PID:2244

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

Replay Monitor

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Downloads

C:\Windows\debug\qqwhost.exe

Filesize
195KB

MD5
83440362ad32d6d9b7468f57b23e77c4

SHA1
d10b70ce419996d24ef1e239782c67d8c198b036

SHA256
fb7cc1a02f391aed60c7631dacfede71dd126accc22dd8f5e32f1e08148969c5

SHA512
9985909070d27f0e51063e74371031a56e451de3f2857e10381e30d18494c2e39438a6224485929a30389b13e49815a42494fbf99dca37f5f415fc503b000178

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