58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1

Analysis

max time kernel
149s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
12-02-2024 04:13

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General

Target

58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
Size

4.8MB
MD5

3cac4651ce934a43d65392a7e829a7fd
SHA1

b4c714c4706e707ffa1169f1f2b3544a609aa81c
SHA256

58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1
SHA512

9af0c99801ad057d23ae93daf2fa791b1458c64fff9500949ac6d61ee7cd40c6a20c2cf9cd6fd9c65f40e92e673e68717d448bc61512532f8313dbaccaff9cca
SSDEEP

49152:bf9ADg4ioiWuWekjXIKC38hje8XhDA4FYb+Ecv/6:yi3WulBKg

Score

9^/10

spyware stealer

Malware Config

Signatures

Detects executables containing bas64 encoded gzip files 1 IoCs

resource	yara_rule
behavioral2/memory/2296-2-0x000000001B530000-0x000000001B79E000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Embedded_Gzip_B64Encoded_File

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-1-5-21-2398549320-3657759451-817663969-1000\Control Panel\International\Geo\Nation	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe

Executes dropped EXE 1 IoCs

pid	Process
3200	upfc.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
T1552.001

Drops file in Program Files directory 7 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\MSBuild\Microsoft\upfc.exe	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
File created	C:\Program Files (x86)\MSBuild\Microsoft\ea1d8f6d871115	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
File created	C:\Program Files\Microsoft Office 15\ClientX64\sihost.exe	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
File created	C:\Program Files\Microsoft Office 15\ClientX64\66fc9ff0ee96c2	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
File created	C:\Program Files (x86)\Google\CrashReports\winlogon.exe	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
File opened for modification	C:\Program Files (x86)\Google\CrashReports\winlogon.exe	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
File created	C:\Program Files (x86)\Google\CrashReports\cc11b995f2a76d	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Downloaded Program Files\ea1d8f6d871115	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
File created	C:\Windows\Downloaded Program Files\upfc.exe	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe

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

System Information Discovery
T1082

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000_Classes\Local Settings	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3608	PING.EXE

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3200	upfc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
Token: SeDebugPrivilege	3200	upfc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3200	upfc.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2296 wrote to memory of 2360	2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe	86
PID 2296 wrote to memory of 2360	2296	58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe	86
PID 2360 wrote to memory of 1336	2360	cmd.exe	88
PID 2360 wrote to memory of 1336	2360	cmd.exe	88
PID 2360 wrote to memory of 3608	2360	cmd.exe	89
PID 2360 wrote to memory of 3608	2360	cmd.exe	89
PID 2360 wrote to memory of 3200	2360	cmd.exe	95
PID 2360 wrote to memory of 3200	2360	cmd.exe	95

C:\Users\Admin\AppData\Local\Temp\58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe
"C:\Users\Admin\AppData\Local\Temp\58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1.exe"
1⤵
- Checks computer location settings
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2296
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\tWWP4ueKpS.bat"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2360
- - C:\Windows\system32\chcp.com
    chcp 65001
    3⤵
    PID:1336
- - C:\Windows\system32\PING.EXE
    ping -n 10 localhost
    3⤵
    - Runs ping.exe
    PID:3608
- - C:\Program Files (x86)\MSBuild\Microsoft\upfc.exe
    "C:\Program Files (x86)\MSBuild\Microsoft\upfc.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:3200

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tWWP4ueKpS.bat

Filesize
177B

MD5
e178cb7df041c5b193cc764803b3534b

SHA1
1174773dcda8014b57629ef9d75c0d74b1e1f1c8

SHA256
5a4ea67fc1746c6a315ac0756147b703e1122e419f625866dd0d41cfe52390a4

SHA512
66e17473b11019033f55dc297350da8c27bd41171983f9959e6ddb1cb65d5d78669af088ec82723e78a5cfd550aa8ad4a20e424baf5bdb85a5ce358c420165a7

Download Submit
C:\Windows\Downloaded Program Files\upfc.exe

Filesize
4.8MB

MD5
3cac4651ce934a43d65392a7e829a7fd

SHA1
b4c714c4706e707ffa1169f1f2b3544a609aa81c

SHA256
58f720c7664a0eea1e99b9293dffba1d45930a1ace26ba296ae81f461d5953d1

SHA512
9af0c99801ad057d23ae93daf2fa791b1458c64fff9500949ac6d61ee7cd40c6a20c2cf9cd6fd9c65f40e92e673e68717d448bc61512532f8313dbaccaff9cca

Download Submit
memory/2296-46-0x00007FFD669E0000-0x00007FFD669E1000-memory.dmp

Filesize
4KB

Download
memory/2296-20-0x000000001C270000-0x000000001C288000-memory.dmp

Filesize
96KB

Download
memory/2296-5-0x000000001B8A0000-0x000000001B8C6000-memory.dmp

Filesize
152KB

Download
memory/2296-6-0x00007FFD67090000-0x00007FFD6714E000-memory.dmp

Filesize
760KB

Download
memory/2296-7-0x00007FFD67080000-0x00007FFD67081000-memory.dmp

Filesize
4KB

Download
memory/2296-8-0x00007FFD67070000-0x00007FFD67071000-memory.dmp

Filesize
4KB

Download
memory/2296-10-0x0000000002C40000-0x0000000002C4E000-memory.dmp

Filesize
56KB

Download
memory/2296-11-0x00007FFD67060000-0x00007FFD67061000-memory.dmp

Filesize
4KB

Download
memory/2296-13-0x000000001B8F0000-0x000000001B90C000-memory.dmp

Filesize
112KB

Download
memory/2296-14-0x000000001C220000-0x000000001C270000-memory.dmp

Filesize
320KB

Download
memory/2296-15-0x00007FFD67050000-0x00007FFD67051000-memory.dmp

Filesize
4KB

Download
memory/2296-17-0x0000000002C50000-0x0000000002C60000-memory.dmp

Filesize
64KB

Download
memory/2296-18-0x00007FFD67040000-0x00007FFD67041000-memory.dmp

Filesize
4KB

Download
memory/2296-48-0x000000001C2A0000-0x000000001C2AE000-memory.dmp

Filesize
56KB

Download
memory/2296-22-0x000000001B8D0000-0x000000001B8E0000-memory.dmp

Filesize
64KB

Download
memory/2296-23-0x00007FFD67030000-0x00007FFD67031000-memory.dmp

Filesize
4KB

Download
memory/2296-25-0x000000001B8E0000-0x000000001B8F0000-memory.dmp

Filesize
64KB

Download
memory/2296-26-0x00007FFD67020000-0x00007FFD67021000-memory.dmp

Filesize
4KB

Download
memory/2296-28-0x000000001C210000-0x000000001C21E000-memory.dmp

Filesize
56KB

Download
memory/2296-29-0x00007FFD67010000-0x00007FFD67011000-memory.dmp

Filesize
4KB

Download
memory/2296-31-0x000000001C2B0000-0x000000001C2C2000-memory.dmp

Filesize
72KB

Download
memory/2296-32-0x00007FFD48E80000-0x00007FFD49941000-memory.dmp

Filesize
10.8MB

Download
memory/2296-33-0x00007FFD67000000-0x00007FFD67001000-memory.dmp

Filesize
4KB

Download
memory/2296-34-0x000000001B910000-0x000000001B920000-memory.dmp

Filesize
64KB

Download
memory/2296-35-0x00007FFD66E20000-0x00007FFD66E21000-memory.dmp

Filesize
4KB

Download
memory/2296-37-0x000000001C290000-0x000000001C2A0000-memory.dmp

Filesize
64KB

Download
memory/2296-39-0x000000001C2F0000-0x000000001C306000-memory.dmp

Filesize
88KB

Download
memory/2296-40-0x00007FFD67090000-0x00007FFD6714E000-memory.dmp

Filesize
760KB

Download
memory/2296-41-0x00007FFD66A00000-0x00007FFD66A01000-memory.dmp

Filesize
4KB

Download
memory/2296-42-0x00007FFD669F0000-0x00007FFD669F1000-memory.dmp

Filesize
4KB

Download
memory/2296-49-0x00007FFD669D0000-0x00007FFD669D1000-memory.dmp

Filesize
4KB

Download
memory/2296-45-0x000000001C860000-0x000000001CD88000-memory.dmp

Filesize
5.2MB

Download
memory/2296-54-0x000000001C2E0000-0x000000001C2F0000-memory.dmp

Filesize
64KB

Download
memory/2296-3-0x000000001B910000-0x000000001B920000-memory.dmp

Filesize
64KB

Download
memory/2296-44-0x000000001C310000-0x000000001C322000-memory.dmp

Filesize
72KB

Download
memory/2296-51-0x000000001C2D0000-0x000000001C2E0000-memory.dmp

Filesize
64KB

Download
memory/2296-52-0x00007FFD669C0000-0x00007FFD669C1000-memory.dmp

Filesize
4KB

Download
memory/2296-0-0x00000000004E0000-0x00000000009AE000-memory.dmp

Filesize
4.8MB

Download
memory/2296-56-0x000000001C390000-0x000000001C3EA000-memory.dmp

Filesize
360KB

Download
memory/2296-57-0x00007FFD669B0000-0x00007FFD669B1000-memory.dmp

Filesize
4KB

Download
memory/2296-58-0x00007FFD669A0000-0x00007FFD669A1000-memory.dmp

Filesize
4KB

Download
memory/2296-60-0x000000001C330000-0x000000001C33E000-memory.dmp

Filesize
56KB

Download
memory/2296-62-0x000000001C340000-0x000000001C350000-memory.dmp

Filesize
64KB

Download
memory/2296-63-0x00007FFD66990000-0x00007FFD66991000-memory.dmp

Filesize
4KB

Download
memory/2296-65-0x000000001C350000-0x000000001C35E000-memory.dmp

Filesize
56KB

Download
memory/2296-66-0x00007FFD66980000-0x00007FFD66981000-memory.dmp

Filesize
4KB

Download
memory/2296-69-0x000000001C3F0000-0x000000001C408000-memory.dmp

Filesize
96KB

Download
memory/2296-68-0x00007FFD66970000-0x00007FFD66971000-memory.dmp

Filesize
4KB

Download
memory/2296-70-0x00007FFD66960000-0x00007FFD66961000-memory.dmp

Filesize
4KB

Download
memory/2296-72-0x000000001C460000-0x000000001C4AE000-memory.dmp

Filesize
312KB

Download
memory/2296-2-0x000000001B530000-0x000000001B79E000-memory.dmp

Filesize
2.4MB

Download
memory/2296-1-0x00007FFD48E80000-0x00007FFD49941000-memory.dmp

Filesize
10.8MB

Download
memory/2296-89-0x00007FFD48E80000-0x00007FFD49941000-memory.dmp

Filesize
10.8MB

Download
memory/2296-90-0x00007FFD67090000-0x00007FFD6714E000-memory.dmp

Filesize
760KB

Download
memory/3200-94-0x00007FFD48C80000-0x00007FFD49741000-memory.dmp

Filesize
10.8MB

Download
memory/3200-95-0x000000001B9B0000-0x000000001B9C0000-memory.dmp

Filesize
64KB

Download
memory/3200-97-0x00007FFD67090000-0x00007FFD6714E000-memory.dmp

Filesize
760KB

Download
memory/3200-98-0x00007FFD67080000-0x00007FFD67081000-memory.dmp

Filesize
4KB

Download
memory/3200-100-0x00007FFD67070000-0x00007FFD67071000-memory.dmp

Filesize
4KB

Download
memory/3200-101-0x00007FFD67060000-0x00007FFD67061000-memory.dmp

Filesize
4KB

Download
memory/3200-104-0x00007FFD67050000-0x00007FFD67051000-memory.dmp

Filesize
4KB

Download
memory/3200-107-0x000000001B9B0000-0x000000001B9C0000-memory.dmp

Filesize
64KB

Download
memory/3200-106-0x00007FFD67040000-0x00007FFD67041000-memory.dmp

Filesize
4KB

Download
memory/3200-109-0x00007FFD67030000-0x00007FFD67031000-memory.dmp

Filesize
4KB

Download
memory/3200-144-0x000000001BAE0000-0x000000001BAE8000-memory.dmp

Filesize
32KB

Download
memory/3200-145-0x000000001C6E0000-0x000000001C7E2000-memory.dmp

Filesize
1.0MB

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