typhon | b942051bc7005005adb60a5dae192214608a85ce473506ccaae10c3d23f851bc

Analysis

max time kernel
135s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
23/04/2023, 01:32

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

typhon.exe
Size

2.3MB
MD5

d1d84c844681fe3c672a713c1a3bf52c
SHA1

099ec412993603c50ec87fd27c2315bd87b6fe7e
SHA256

a12933ab47993f5b6d09bec935163c7f077576a8b7b8362e397fe4f1ce4e791c
SHA512

3ee33d27c03f4b1e9977ea8b8905ec070cfc74adf4327dbb81923c2fa2df412d5f9d08b1d7e49c54ccf6333728a8e3c2ae278b79a214bb662854f8019dee25d0
SSDEEP

49152:8UbowEOvygS7/1sHOqJ02nTPFdRPqxMai2TBmCs2Odw+W7SC:8Ucwti78OqJ7TPB2Tc2Ou

Score

10^/10

typhon spyware stealer

Malware Config

Signatures

Detects Typhon stealer 1 IoCs

stealer

resource	yara_rule
behavioral2/memory/1680-133-0x00000000007D0000-0x0000000000A22000-memory.dmp	family_typhon

Typhon
Typhon is a modular stealer written in C#.
stealer typhon

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-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\International\Geo\Nation	typhon.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

Looks up external IP address via web service 3 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
6	ipinfo.io
18	api.ipify.org
19	api.ipify.org

Looks up geolocation information via web service
Uses a legitimate geolocation service to find the infected system's geolocation info.
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	typhon.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	typhon.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
3312	timeout.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
1464	taskkill.exe

Suspicious behavior: EnumeratesProcesses 25 IoCs

pid	Process
1680	typhon.exe
1680	typhon.exe
1680	typhon.exe
1680	typhon.exe
1680	typhon.exe
1680	typhon.exe
1680	typhon.exe
1680	typhon.exe
1680	typhon.exe
1680	typhon.exe
1680	typhon.exe
1680	typhon.exe
1680	typhon.exe
1680	typhon.exe
1680	typhon.exe
1680	typhon.exe
1680	typhon.exe
1680	typhon.exe
1680	typhon.exe
1680	typhon.exe
1680	typhon.exe
1680	typhon.exe
1680	typhon.exe
1680	typhon.exe
1680	typhon.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1680	typhon.exe
Token: SeDebugPrivilege	1464	taskkill.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 1680 wrote to memory of 2532	1680	typhon.exe	83
PID 1680 wrote to memory of 2532	1680	typhon.exe	83
PID 1680 wrote to memory of 2532	1680	typhon.exe	83
PID 2532 wrote to memory of 3020	2532	cmd.exe	85
PID 2532 wrote to memory of 3020	2532	cmd.exe	85
PID 2532 wrote to memory of 3020	2532	cmd.exe	85
PID 2532 wrote to memory of 776	2532	cmd.exe	86
PID 2532 wrote to memory of 776	2532	cmd.exe	86
PID 2532 wrote to memory of 776	2532	cmd.exe	86
PID 2532 wrote to memory of 388	2532	cmd.exe	87
PID 2532 wrote to memory of 388	2532	cmd.exe	87
PID 2532 wrote to memory of 388	2532	cmd.exe	87
PID 1680 wrote to memory of 1348	1680	typhon.exe	88
PID 1680 wrote to memory of 1348	1680	typhon.exe	88
PID 1680 wrote to memory of 1348	1680	typhon.exe	88
PID 1348 wrote to memory of 236	1348	cmd.exe	90
PID 1348 wrote to memory of 236	1348	cmd.exe	90
PID 1348 wrote to memory of 236	1348	cmd.exe	90
PID 1348 wrote to memory of 112	1348	cmd.exe	91
PID 1348 wrote to memory of 112	1348	cmd.exe	91
PID 1348 wrote to memory of 112	1348	cmd.exe	91
PID 1680 wrote to memory of 3968	1680	typhon.exe	92
PID 1680 wrote to memory of 3968	1680	typhon.exe	92
PID 1680 wrote to memory of 3968	1680	typhon.exe	92
PID 3968 wrote to memory of 1464	3968	cmd.exe	94
PID 3968 wrote to memory of 1464	3968	cmd.exe	94
PID 3968 wrote to memory of 1464	3968	cmd.exe	94
PID 3968 wrote to memory of 3312	3968	cmd.exe	95
PID 3968 wrote to memory of 3312	3968	cmd.exe	95
PID 3968 wrote to memory of 3312	3968	cmd.exe	95

C:\Users\Admin\AppData\Local\Temp\typhon.exe
"C:\Users\Admin\AppData\Local\Temp\typhon.exe"
1⤵
- Checks computer location settings
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1680
- C:\Windows\SysWOW64\cmd.exe
  "cmd.exe" /C chcp 65001 && netsh wlan show profile | findstr All
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2532
- - C:\Windows\SysWOW64\chcp.com
    chcp 65001
    3⤵
    PID:3020
- - C:\Windows\SysWOW64\netsh.exe
    netsh wlan show profile
    3⤵
    PID:776
- - C:\Windows\SysWOW64\findstr.exe
    findstr All
    3⤵
    PID:388
- C:\Windows\SysWOW64\cmd.exe
  "cmd.exe" /C chcp 65001 && netsh wlan show networks mode=bssid
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1348
- - C:\Windows\SysWOW64\chcp.com
    chcp 65001
    3⤵
    PID:236
- - C:\Windows\SysWOW64\netsh.exe
    netsh wlan show networks mode=bssid
    3⤵
    PID:112
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c C:\Users\Admin\AppData\Local\Temp\tmpC09C.tmp.bat & Del C:\Users\Admin\AppData\Local\Temp\typhon.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3968
- - C:\Windows\SysWOW64\taskkill.exe
    TaskKill /F /IM 1680
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:1464
- - C:\Windows\SysWOW64\timeout.exe
    Timeout /T 2 /Nobreak
    3⤵
    - Delays execution with timeout.exe
    PID:3312

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\ReporterLogs\System Info\Running Processes.txt

Filesize
4KB

MD5
52a0990921ffda53c94dec6b27be0bac

SHA1
090d272169f60f8bde41d795a7248abd3f91532f

SHA256
48f07c837411e6ef905de48da6da80960dc44c9495ef3f352ae01c7488cadb70

SHA512
410f9b698c31f2cf11c1bbf83cce289f8f2b31014bb001fd3d95152ba0d4975fb9fae3da4ced899b1f104325c331b03b3214af057c5b46138372b1bdf190f04c

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC09C.tmp.bat

Filesize
101B

MD5
9abf1821962f914a1533f358ef24fd6e

SHA1
4b3d32b6d59b8c212b16c0f5e77fd1aee5ad15e2

SHA256
eff20c0bea0a9c03ea3c7101018afcde7c8e8ad73e8fbde3403928fb1e13e338

SHA512
c55b5412f370d6d05d4259261ac275442aca5143c5dabbbf17cf631ef5198ac9ff7679940dbf78b771a7d6a37a9cf55bf204c8ec5b6a8adeb41315d81b69fbc0

Download Submit
memory/1680-133-0x00000000007D0000-0x0000000000A22000-memory.dmp

Filesize
2.3MB

Download
memory/1680-134-0x0000000002FE0000-0x0000000002FF0000-memory.dmp

Filesize
64KB

Download
memory/1680-135-0x0000000005FB0000-0x0000000006042000-memory.dmp

Filesize
584KB

Download
memory/1680-136-0x0000000006050000-0x00000000060B6000-memory.dmp

Filesize
408KB

Download
memory/1680-137-0x0000000006770000-0x0000000006D14000-memory.dmp

Filesize
5.6MB

Download
memory/1680-202-0x0000000002FE0000-0x0000000002FF0000-memory.dmp

Filesize
64KB

Download
memory/1680-247-0x0000000002FE0000-0x0000000002FF0000-memory.dmp

Filesize
64KB

Download
memory/1680-248-0x0000000002FE0000-0x0000000002FF0000-memory.dmp

Filesize
64KB

Download