fbbddfcf827ea76be9ef09d65f97256c6d018b216ebbacb5b3d4368d701b5b52

Analysis

max time kernel
143s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
12/06/2023, 20:54

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General

Target

fbbddfcf827ea76be9ef09d65f97256c6d018b216ebbacb5b3d4368d701b5b52.exe
Size

1.9MB
MD5

fd37e10f14a82990e48fffa1cf2922a2
SHA1

e7a5576b9aa33a05e288f15cbd74945052fbb994
SHA256

fbbddfcf827ea76be9ef09d65f97256c6d018b216ebbacb5b3d4368d701b5b52
SHA512

8181c71826dc86c8dc32d8f940bf3a29a4819ef836161f146c35d6e049407397dee838a00cd1726dd15cb32ce6857ad3ff636c825cdcd426d70d447c98bc653f
SSDEEP

49152:uwT36Xi/99PlRz8rQ6SugaARI31E+seIeQ2/d2+rS2:ua36SFBlRorQBR41Rs0Q2/gK5

Score

7^/10

spyware stealer upx

Malware Config

Signatures

Checks BIOS information in registry 2 TTPs 1 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	oem.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Control Panel\International\Geo\Nation	fbbddfcf827ea76be9ef09d65f97256c6d018b216ebbacb5b3d4368d701b5b52.exe

Executes dropped EXE 1 IoCs

pid	Process
2724	oem.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/files/0x000100000002313f-349.dat	upx
behavioral2/files/0x000100000002313f-356.dat	upx
behavioral2/memory/2724-357-0x0000000000400000-0x0000000000680000-memory.dmp	upx
behavioral2/files/0x000100000002313f-355.dat	upx
behavioral2/memory/2724-360-0x0000000000400000-0x0000000000680000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1924 wrote to memory of 2724	1924	fbbddfcf827ea76be9ef09d65f97256c6d018b216ebbacb5b3d4368d701b5b52.exe	89
PID 1924 wrote to memory of 2724	1924	fbbddfcf827ea76be9ef09d65f97256c6d018b216ebbacb5b3d4368d701b5b52.exe	89
PID 1924 wrote to memory of 2724	1924	fbbddfcf827ea76be9ef09d65f97256c6d018b216ebbacb5b3d4368d701b5b52.exe	89

C:\Users\Admin\AppData\Local\Temp\fbbddfcf827ea76be9ef09d65f97256c6d018b216ebbacb5b3d4368d701b5b52.exe
"C:\Users\Admin\AppData\Local\Temp\fbbddfcf827ea76be9ef09d65f97256c6d018b216ebbacb5b3d4368d701b5b52.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1924
- C:\Users\Admin\AppData\Local\Temp\oem.exe
  "C:\Users\Admin\AppData\Local\Temp\oem.exe"
  2⤵
  - Checks BIOS information in registry
  - Executes dropped EXE
  PID:2724

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Local Storage\https_hao.360.com_0.localstorage

Filesize
320KB

MD5
819aac86f97be26aabfbd85f719b3b83

SHA1
c7eb2de655d8ddbba0229d8673f40a18d1a0ea64

SHA256
e3694f6547b3d3bf49feaa0ae54485ad54092516c275ab2e669554e0c6952ab3

SHA512
8fcee3d81c6e40be7c8e0d4884e00a4bfa1c8e683a69e596d7080dc29938f0bc952df72f2ffcda0a12791a202e012052dc36a1f7d6d6653785cbaf8f7108cce9

Download Submit
C:\Users\Admin\AppData\Local\Temp\oem.exe

Filesize
881KB

MD5
75f2202053644685b0306f6dfb2fc1fa

SHA1
0a48f7a97fef177284a020bf647b201f91e5fbd0

SHA256
01224939ac638e6021b1d26a780f6696dc3d7d23954d0327077a7c398e89c4d7

SHA512
b6c597be87c20b74966334960687690075e26ba0c0f2a876ebdee3a093583c745d65ca5269475eaf0277953f5e6b89651094a2f27c31e946b1154a27bd2d1c30

Download Submit
C:\Users\Admin\AppData\Local\Temp\oem.exe

Filesize
881KB

MD5
75f2202053644685b0306f6dfb2fc1fa

SHA1
0a48f7a97fef177284a020bf647b201f91e5fbd0

SHA256
01224939ac638e6021b1d26a780f6696dc3d7d23954d0327077a7c398e89c4d7

SHA512
b6c597be87c20b74966334960687690075e26ba0c0f2a876ebdee3a093583c745d65ca5269475eaf0277953f5e6b89651094a2f27c31e946b1154a27bd2d1c30

Download Submit
C:\Users\Admin\AppData\Local\Temp\oem.exe

Filesize
881KB

MD5
75f2202053644685b0306f6dfb2fc1fa

SHA1
0a48f7a97fef177284a020bf647b201f91e5fbd0

SHA256
01224939ac638e6021b1d26a780f6696dc3d7d23954d0327077a7c398e89c4d7

SHA512
b6c597be87c20b74966334960687690075e26ba0c0f2a876ebdee3a093583c745d65ca5269475eaf0277953f5e6b89651094a2f27c31e946b1154a27bd2d1c30

Download Submit
C:\Users\Admin\AppData\Roaming\secoresdk\360se6\User Data\Default\Bookmarks

Filesize
5KB

MD5
ed1ba832500799ec049639a81e33818c

SHA1
9eaa887e9ce8ffd7d517982d3d5c97cb148a7063

SHA256
16b9946bcbdf32904fb2c2b17b8497170ef109f2604ab227576fdab0b27f9ddb

SHA512
f6397f4b0c93dc0f8dd3fcb1325da9ad90edc41b3a6de8a3ca7efb5385c708b97372ba501aabc38b3dcff6984a87130d649db3150c6b74cb4b49b4d42e833030

Download Submit
memory/1924-359-0x0000000000400000-0x0000000000E37000-memory.dmp

Filesize
10.2MB

Download
memory/2724-357-0x0000000000400000-0x0000000000680000-memory.dmp

Filesize
2.5MB

Download
memory/2724-358-0x0000000002440000-0x0000000002441000-memory.dmp

Filesize
4KB

Download
memory/2724-360-0x0000000000400000-0x0000000000680000-memory.dmp

Filesize
2.5MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads