bbf88fe7b80408ee2524f667dad2bb4ac7e890ebde5724a1e9395750d05af89f

Analysis

max time kernel
40s
max time network
43s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
03/12/2022, 14:17

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General

Target

bbf88fe7b80408ee2524f667dad2bb4ac7e890ebde5724a1e9395750d05af89f.exe
Size

36KB
MD5

cb31e6a553869c94e2bfc74396279512
SHA1

b1ce7c5d595b39cda5a0dc48377cb299c4603801
SHA256

bbf88fe7b80408ee2524f667dad2bb4ac7e890ebde5724a1e9395750d05af89f
SHA512

fbd1c4277d17660c2fb4d576b721ef7058fe117771dc72974718d036f37774faecc4b84a08e6a435ac01288cdbcdf141b4d5794b40609736e3b462abb3323179
SSDEEP

384:pJEKyf3ZEMs4Mphzji0aXIP7Z99JBu5cw:fEPf3cHT97V3Oc

Score

8^/10

persistence

Malware Config

Signatures

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Policies = "C:\\Users\\Admin\\AppData\\Roaming\\18293A.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
1476	svchost.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	bbf88fe7b80408ee2524f667dad2bb4ac7e890ebde5724a1e9395750d05af89f.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	bbf88fe7b80408ee2524f667dad2bb4ac7e890ebde5724a1e9395750d05af89f.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
1504	bbf88fe7b80408ee2524f667dad2bb4ac7e890ebde5724a1e9395750d05af89f.exe
1504	bbf88fe7b80408ee2524f667dad2bb4ac7e890ebde5724a1e9395750d05af89f.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1504 wrote to memory of 1476	1504	bbf88fe7b80408ee2524f667dad2bb4ac7e890ebde5724a1e9395750d05af89f.exe	26
PID 1504 wrote to memory of 1476	1504	bbf88fe7b80408ee2524f667dad2bb4ac7e890ebde5724a1e9395750d05af89f.exe	26
PID 1504 wrote to memory of 1476	1504	bbf88fe7b80408ee2524f667dad2bb4ac7e890ebde5724a1e9395750d05af89f.exe	26
PID 1504 wrote to memory of 1476	1504	bbf88fe7b80408ee2524f667dad2bb4ac7e890ebde5724a1e9395750d05af89f.exe	26

C:\Users\Admin\AppData\Local\Temp\bbf88fe7b80408ee2524f667dad2bb4ac7e890ebde5724a1e9395750d05af89f.exe
"C:\Users\Admin\AppData\Local\Temp\bbf88fe7b80408ee2524f667dad2bb4ac7e890ebde5724a1e9395750d05af89f.exe"
1⤵
- Maps connected drives based on registry
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1504
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - Adds policy Run key to start application
  - Deletes itself
  PID:1476

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1476-58-0x00000000768A1000-0x00000000768A3000-memory.dmp

Filesize
8KB

Download
memory/1476-59-0x0000000000930000-0x0000000000938000-memory.dmp

Filesize
32KB

Download
memory/1476-60-0x0000000000080000-0x0000000000084000-memory.dmp

Filesize
16KB

Download
memory/1476-61-0x0000000000030000-0x000000000003C000-memory.dmp

Filesize
48KB

Download
memory/1476-62-0x0000000000030000-0x000000000003C000-memory.dmp

Filesize
48KB

Download
memory/1504-54-0x0000000000401000-0x0000000000405000-memory.dmp

Filesize
16KB

Download
memory/1504-55-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1504-57-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download