7160f0518e196401ca84c2e164c2a6bd236087a37f5167489c175da46a3b4c21

Analysis

max time kernel
141s
max time network
127s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
01/09/2023, 04:39

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General

Target

7160f0518e196401ca84c2e164c2a6bd236087a37f5167489c175da46a3b4c21.exe
Size

198KB
MD5

e89125f141808438a6e7661c8cf0f5bf
SHA1

1723d72dff7a504011c481e054a05a81fd25276e
SHA256

7160f0518e196401ca84c2e164c2a6bd236087a37f5167489c175da46a3b4c21
SHA512

4bf9d0d734520d22aace5bbacdc68c6031f5afc5ee4380f54e3d6baeba7a294c317219c6ec8ad62ae9c1de09f8a669df0f5d622818e0b78a5140de5dc026f1d8
SSDEEP

6144:rBs27MMLyX5HXXXDTXXXOGqIII+pXXX5AYjKXXXDoXXXG6XXXxXXXLIIIEAkOCOd:rK20HXXX/XXXFqIIIcXXX5j2XXXcXXXA

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2356	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
1964	rwmhost.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Debug\rwmhost.exe	7160f0518e196401ca84c2e164c2a6bd236087a37f5167489c175da46a3b4c21.exe
File created	C:\Windows\Debug\rwmhost.exe	7160f0518e196401ca84c2e164c2a6bd236087a37f5167489c175da46a3b4c21.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	rwmhost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	rwmhost.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2240	7160f0518e196401ca84c2e164c2a6bd236087a37f5167489c175da46a3b4c21.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2240 wrote to memory of 2356	2240	7160f0518e196401ca84c2e164c2a6bd236087a37f5167489c175da46a3b4c21.exe	29
PID 2240 wrote to memory of 2356	2240	7160f0518e196401ca84c2e164c2a6bd236087a37f5167489c175da46a3b4c21.exe	29
PID 2240 wrote to memory of 2356	2240	7160f0518e196401ca84c2e164c2a6bd236087a37f5167489c175da46a3b4c21.exe	29
PID 2240 wrote to memory of 2356	2240	7160f0518e196401ca84c2e164c2a6bd236087a37f5167489c175da46a3b4c21.exe	29

C:\Users\Admin\AppData\Local\Temp\7160f0518e196401ca84c2e164c2a6bd236087a37f5167489c175da46a3b4c21.exe
"C:\Users\Admin\AppData\Local\Temp\7160f0518e196401ca84c2e164c2a6bd236087a37f5167489c175da46a3b4c21.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2240
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\7160F0~1.EXE > nul
  2⤵
  - Deletes itself
  PID:2356

C:\Windows\Debug\rwmhost.exe
C:\Windows\Debug\rwmhost.exe
1⤵
- Executes dropped EXE
- Checks processor information in registry
PID:1964

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\rwmhost.exe

Filesize
198KB

MD5
f00b44454d52870cd1474a3d27d84cd1

SHA1
83830345cd57568b1a1b249df30dd72f142e88cd

SHA256
0940887907b393a68a2b8e1fa4ce00e5d4f528eabe624d93efbad8658cdc8594

SHA512
f1e405ae6a5b3483550950adcd26a4b874d3422caa25327d0061a696dd023218dc852ba013b84a4205d7aa95abf257a1741c003eaea85e1595d5db1d67ebcc9c

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C:\Windows\debug\rwmhost.exe

Filesize
198KB

MD5
f00b44454d52870cd1474a3d27d84cd1

SHA1
83830345cd57568b1a1b249df30dd72f142e88cd

SHA256
0940887907b393a68a2b8e1fa4ce00e5d4f528eabe624d93efbad8658cdc8594

SHA512
f1e405ae6a5b3483550950adcd26a4b874d3422caa25327d0061a696dd023218dc852ba013b84a4205d7aa95abf257a1741c003eaea85e1595d5db1d67ebcc9c

Download Submit