poullight | 83b4d1800d8d91536cfef0e1859bba535511d8f33937acb12d2065b5a246c382

Analysis

max time kernel
149s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20220310-en
submitted
28/03/2022, 17:22

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
83b4d1800d8d91536cfef0e1859bba535511d8f33937acb12d2065b5a246c382.exe
Size 515KB
Sample220328-vxpnpsggfr
SHA256 83b4d1800d8d91536cfef0e1859bba535511d8f33937acb12d2065b5a246c382
MD5 f2d7ffe4f989d68b3a862072d5cc7149
SHA1 eb63becb7cc2bd74e785d65e7dedec2308e310a2
SHA512 2967e2cfc4b759980a8a40ddd02eea0b815649f223fbdf15959b18b11adbfe0893afcdd391e83e807f9b378f15802738c3ab3223eef828253b47719f471b999f
MD5 SHA1 SHA512

Score

10^/10

poullight spyware stealer trojan

Malware Config

Signatures

Poullight
Poullight is an information stealer first seen in March 2020.
trojan stealer poullight

Poullight Stealer Payload 3 IoCs

resource	yara_rule
behavioral2/files/0x0007000000021e7f-143.dat	family_poullight
behavioral2/files/0x0007000000021e7f-142.dat	family_poullight
behavioral2/memory/768-144-0x0000024EF9CC0000-0x0000024EF9CDE000-memory.dmp	family_poullight

Executes dropped EXE 2 IoCs

pid	Process
4508	DgfeGEgrRWERffeEReweQsaDvwEhfsddSsFfsHSGh.sfx.exe
768	DgfeGEgrRWERffeEReweQsaDvwEhfsddSsFfsHSGh.exe

Checks computer location settings 2 TTPs 3 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-1-5-21-2403053463-4052593947-3703345493-1000\Control Panel\International\Geo\Nation	83b4d1800d8d91536cfef0e1859bba535511d8f33937acb12d2065b5a246c382.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2403053463-4052593947-3703345493-1000\Control Panel\International\Geo\Nation	WScript.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2403053463-4052593947-3703345493-1000\Control Panel\International\Geo\Nation	DgfeGEgrRWERffeEReweQsaDvwEhfsddSsFfsHSGh.sfx.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
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2403053463-4052593947-3703345493-1000_Classes\Local Settings	83b4d1800d8d91536cfef0e1859bba535511d8f33937acb12d2065b5a246c382.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
768	DgfeGEgrRWERffeEReweQsaDvwEhfsddSsFfsHSGh.exe
768	DgfeGEgrRWERffeEReweQsaDvwEhfsddSsFfsHSGh.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	768	DgfeGEgrRWERffeEReweQsaDvwEhfsddSsFfsHSGh.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3376 wrote to memory of 3544	3376	83b4d1800d8d91536cfef0e1859bba535511d8f33937acb12d2065b5a246c382.exe	86
PID 3376 wrote to memory of 3544	3376	83b4d1800d8d91536cfef0e1859bba535511d8f33937acb12d2065b5a246c382.exe	86
PID 3376 wrote to memory of 3544	3376	83b4d1800d8d91536cfef0e1859bba535511d8f33937acb12d2065b5a246c382.exe	86
PID 3544 wrote to memory of 224	3544	WScript.exe	87
PID 3544 wrote to memory of 224	3544	WScript.exe	87
PID 3544 wrote to memory of 224	3544	WScript.exe	87
PID 224 wrote to memory of 4508	224	cmd.exe	89
PID 224 wrote to memory of 4508	224	cmd.exe	89
PID 224 wrote to memory of 4508	224	cmd.exe	89
PID 4508 wrote to memory of 768	4508	DgfeGEgrRWERffeEReweQsaDvwEhfsddSsFfsHSGh.sfx.exe	90
PID 4508 wrote to memory of 768	4508	DgfeGEgrRWERffeEReweQsaDvwEhfsddSsFfsHSGh.sfx.exe	90

C:\Users\Admin\AppData\Local\Temp\83b4d1800d8d91536cfef0e1859bba535511d8f33937acb12d2065b5a246c382.exe
"C:\Users\Admin\AppData\Local\Temp\83b4d1800d8d91536cfef0e1859bba535511d8f33937acb12d2065b5a246c382.exe"
1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3376
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\vbs.vbs"
  2⤵
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:3544
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /c bat.bat
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:224
  - - C:\Users\Admin\AppData\Local\Temp\DgfeGEgrRWERffeEReweQsaDvwEhfsddSsFfsHSGh.sfx.exe
      DgfeGEgrRWERffeEReweQsaDvwEhfsddSsFfsHSGh.sfx.exe -pDgfeGEgrRWERffeEReweQsaDvwEhfsddSsFfsHSGh.exe -dC:\Users\Admin\AppData\Local\Temp
      4⤵
      Executes dropped EXE
      Checks computer location settings
      Suspicious use of WriteProcessMemory
      PID:4508
    - - C:\Users\Admin\AppData\Local\Temp\DgfeGEgrRWERffeEReweQsaDvwEhfsddSsFfsHSGh.exe
        
        "C:\Users\Admin\AppData\Local\Temp\DgfeGEgrRWERffeEReweQsaDvwEhfsddSsFfsHSGh.exe"
        5⤵
        Executes dropped EXE
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:768

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

DgfeGEgrRWERffeEReweQsaDvwEhfsddSsFfsHSGh.exe

Path C:\Users\Admin\AppData\Local\Temp\DgfeGEgrRWERffeEReweQsaDvwEhfsddSsFfsHSGh.exe
Size 97KB
SHA256 9bbe54eb278a7a8478a6ecc8697f91ad043a08fd2f57e2c6a7ccc953ed10ea89
MD5 2995b91e9b88499e68ec3c861fe3b1b2
SHA1 81e1dd982bd944959f885abb60fbb7dd4ad32211
SHA512 174043125f88fe0fca588017e043b3c633ae721ba571fbacf3dceeef3646fe1ebbe66c2c84130029071d63621b8635381eb0e81cb8ee980f34c872e4a49cd904
MD5 SHA1 SHA512

Submit Download

DgfeGEgrRWERffeEReweQsaDvwEhfsddSsFfsHSGh.exe

Path C:\Users\Admin\AppData\Local\Temp\DgfeGEgrRWERffeEReweQsaDvwEhfsddSsFfsHSGh.exe
Size 97KB
SHA256 9bbe54eb278a7a8478a6ecc8697f91ad043a08fd2f57e2c6a7ccc953ed10ea89
MD5 2995b91e9b88499e68ec3c861fe3b1b2
SHA1 81e1dd982bd944959f885abb60fbb7dd4ad32211
SHA512 174043125f88fe0fca588017e043b3c633ae721ba571fbacf3dceeef3646fe1ebbe66c2c84130029071d63621b8635381eb0e81cb8ee980f34c872e4a49cd904
MD5 SHA1 SHA512

Submit Download

DgfeGEgrRWERffeEReweQsaDvwEhfsddSsFfsHSGh.sfx.exe

Path C:\Users\Admin\AppData\Local\Temp\DgfeGEgrRWERffeEReweQsaDvwEhfsddSsFfsHSGh.sfx.exe
Size 352KB
SHA256 6e64814d39519a16009148bd5caad74a78bb39f0ea1c970891855831becc80c8
MD5 2d38acd7d80c3e914486f1da2ce52e7a
SHA1 cd78ff37776c98281f3c56a378076549b8bd1af0
SHA512 b7b3af351694bca77a8be4590bd453677409e41341e491e88e9835024fd8e895ca2e9984d73ce1d31f66fb85f2ff06e5ee04678f7e16734487fdddb37aab9384
MD5 SHA1 SHA512

Submit Download

DgfeGEgrRWERffeEReweQsaDvwEhfsddSsFfsHSGh.sfx.exe

Path C:\Users\Admin\AppData\Local\Temp\DgfeGEgrRWERffeEReweQsaDvwEhfsddSsFfsHSGh.sfx.exe
Size 352KB
SHA256 6e64814d39519a16009148bd5caad74a78bb39f0ea1c970891855831becc80c8
MD5 2d38acd7d80c3e914486f1da2ce52e7a
SHA1 cd78ff37776c98281f3c56a378076549b8bd1af0
SHA512 b7b3af351694bca77a8be4590bd453677409e41341e491e88e9835024fd8e895ca2e9984d73ce1d31f66fb85f2ff06e5ee04678f7e16734487fdddb37aab9384
MD5 SHA1 SHA512

Submit Download

bat.bat

Path C:\Users\Admin\AppData\Local\Temp\bat.bat
Size 117B
SHA256 c5e074a63a9fb0872e4ed9b810a4d772c3ccd092dc9b8416dfcaf316a54161b2
MD5 97a035592222ff797781b0c589e2bb29
SHA1 21017a378b177dfbee1c64a1bf68fbff4439efb8
SHA512 4fdae6bf743f8a7eac08f3cd09ff1cecae834aa13fe3faa446006d5cad4784e9a2ee386abb577b8f79a9fdac9b1debfb8a4fa5465032a043a7fafffdda59c0bb
MD5 SHA1 SHA512

Submit Download

vbs.vbs

Path C:\Users\Admin\AppData\Local\Temp\vbs.vbs
Size 89B
SHA256 101467d0422de2fafce3dc4e7f28343f7eab7f132a42843a9498b0fe3ffa9093
MD5 dc06d3c7415f4f6b05272426a63e9fd1
SHA1 2a148ec726cde2a19222c03ebf2cf48e8a5c171f
SHA512 d2063eddd861715db497adaf3440fc120aed019aa309ca2010d7b19e26987648c67f590e141df31b7c660cfebb33f052861fa2d1db5017e5f97dd4437155f76a
MD5 SHA1 SHA512

Submit Download

memory/768-146-0x0000024EFA0E0000-0x0000024EFA0E2000-memory.dmp

Download

memory/768-144-0x0000024EF9CC0000-0x0000024EF9CDE000-memory.dmp

Download

memory/768-145-0x00007FFA98980000-0x00007FFA99441000-memory.dmp

Download

memory/768-147-0x0000024EFA0A0000-0x0000024EFA0AA000-memory.dmp

Download

memory/768-148-0x0000024EFE880000-0x0000024EFEA42000-memory.dmp

Download

memory/768-149-0x0000024EFEF80000-0x0000024EFF4A8000-memory.dmp

Download

memory/768-150-0x0000024EFD890000-0x0000024EFD8A2000-memory.dmp

Download