poullight | d42645562bb1cdc522100a017353eeb57b75be15e35ed9d1c225452469e72b0e

General

Target

d42645562bb1cdc522100a017353eeb57b75be15e35ed9d1c225452469e72b0e.exe
Size

515KB
MD5

1ed9caa53a1c162c5c1d3d54ad8dfcd2
SHA1

9933ba50d7fa299a2e1b7b0db71767ead0ff19a0
SHA256

d42645562bb1cdc522100a017353eeb57b75be15e35ed9d1c225452469e72b0e
SHA512

c6fd52990d0653f5483a2e59cfcaee66159d171afb0a3b4ab33246726331b28a2f712ee93a1228d94e36a908a7e2c7ab9f7170a9ccf7934e3f441b045228c839

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/0x000c000000023115-140.dat	family_poullight
behavioral2/files/0x000c000000023115-139.dat	family_poullight
behavioral2/memory/2328-141-0x00000283AD100000-0x00000283AD11E000-memory.dmp	family_poullight

Executes dropped EXE 2 IoCs

pid	Process
1188	OutBestAutsMens.sfx.exe
2328	OutBestAutsMens.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-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation	WScript.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation	OutBestAutsMens.sfx.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation	d42645562bb1cdc522100a017353eeb57b75be15e35ed9d1c225452469e72b0e.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-1-5-21-2632097139-1792035885-811742494-1000_Classes\Local Settings	d42645562bb1cdc522100a017353eeb57b75be15e35ed9d1c225452469e72b0e.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2328	OutBestAutsMens.exe
2328	OutBestAutsMens.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2328	OutBestAutsMens.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4548 wrote to memory of 728	4548	d42645562bb1cdc522100a017353eeb57b75be15e35ed9d1c225452469e72b0e.exe	80
PID 4548 wrote to memory of 728	4548	d42645562bb1cdc522100a017353eeb57b75be15e35ed9d1c225452469e72b0e.exe	80
PID 4548 wrote to memory of 728	4548	d42645562bb1cdc522100a017353eeb57b75be15e35ed9d1c225452469e72b0e.exe	80
PID 728 wrote to memory of 4412	728	WScript.exe	81
PID 728 wrote to memory of 4412	728	WScript.exe	81
PID 728 wrote to memory of 4412	728	WScript.exe	81
PID 4412 wrote to memory of 1188	4412	cmd.exe	83
PID 4412 wrote to memory of 1188	4412	cmd.exe	83
PID 4412 wrote to memory of 1188	4412	cmd.exe	83
PID 1188 wrote to memory of 2328	1188	OutBestAutsMens.sfx.exe	84
PID 1188 wrote to memory of 2328	1188	OutBestAutsMens.sfx.exe	84

C:\Users\Admin\AppData\Local\Temp\d42645562bb1cdc522100a017353eeb57b75be15e35ed9d1c225452469e72b0e.exe
"C:\Users\Admin\AppData\Local\Temp\d42645562bb1cdc522100a017353eeb57b75be15e35ed9d1c225452469e72b0e.exe"
1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4548
- 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:728
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /c bat.bat
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4412
  - - C:\Users\Admin\AppData\Local\Temp\OutBestAutsMens.sfx.exe
      OutBestAutsMens.sfx.exe -pOutBestAutsMens.exe -dC:\Users\Admin\AppData\Local\Temp
      4⤵
      Executes dropped EXE
      Checks computer location settings
      Suspicious use of WriteProcessMemory
      PID:1188
    - - C:\Users\Admin\AppData\Local\Temp\OutBestAutsMens.exe
        
        "C:\Users\Admin\AppData\Local\Temp\OutBestAutsMens.exe"
        5⤵
        Executes dropped EXE
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:2328

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\OutBestAutsMens.exe

Filesize
97KB

MD5
58be8f739eb5b24eedce748dfc19d481

SHA1
531521c7605101969c3128cbd9be285971ede508

SHA256
3876d69d383cd4e2a04d497e58d1d77bc85892584186ddf0c14fe1fb83e18550

SHA512
c897cbff855df56cf3aab305bbe4f5c1dcc2c0657b8cf25f0d36ae1275110452df8bb3e21b613e2db01a7b533ffcefa39c12f65cc5a283e6a0830fdb95d37715

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

Filesize
97KB

MD5
58be8f739eb5b24eedce748dfc19d481

SHA1
531521c7605101969c3128cbd9be285971ede508

SHA256
3876d69d383cd4e2a04d497e58d1d77bc85892584186ddf0c14fe1fb83e18550

SHA512
c897cbff855df56cf3aab305bbe4f5c1dcc2c0657b8cf25f0d36ae1275110452df8bb3e21b613e2db01a7b533ffcefa39c12f65cc5a283e6a0830fdb95d37715

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

Filesize
352KB

MD5
38fc93be2d479d4bc35094362633bbdb

SHA1
58863aa2983d3fa3f3184f39215be8bcf9d365e6

SHA256
f0e889f12c5b97c0b8cba96af2bf4bac7e6ca31711b3002f424ffb3a25b4e334

SHA512
3a9449feeec5c80c895a4e8f6f1256b3985d28351dc607f1cac24f5017ab05f68382da4eca4948546a3f72a941520181158fa116478d749d45d28afadc5db8af

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

Filesize
352KB

MD5
38fc93be2d479d4bc35094362633bbdb

SHA1
58863aa2983d3fa3f3184f39215be8bcf9d365e6

SHA256
f0e889f12c5b97c0b8cba96af2bf4bac7e6ca31711b3002f424ffb3a25b4e334

SHA512
3a9449feeec5c80c895a4e8f6f1256b3985d28351dc607f1cac24f5017ab05f68382da4eca4948546a3f72a941520181158fa116478d749d45d28afadc5db8af

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

Filesize
65B

MD5
a6c7b342f993b191ca6b10ee4f722881

SHA1
7a52671f7c9dbf6be80f0817cd9823c267363a32

SHA256
651eac6db66e4e61863b4fea2e282f5a99007fa32d9a70ff9f3775358882fb4f

SHA512
6e5d7d3325474df17ceca4c922e0efdc814e8aed7dd9803aa777c75e0475b0fc592520ded811a250f01ca62300407d0477776137abbe7e31b05ef1136f4271fe

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbs.vbs

Filesize
89B

MD5
dc06d3c7415f4f6b05272426a63e9fd1

SHA1
2a148ec726cde2a19222c03ebf2cf48e8a5c171f

SHA256
101467d0422de2fafce3dc4e7f28343f7eab7f132a42843a9498b0fe3ffa9093

SHA512
d2063eddd861715db497adaf3440fc120aed019aa309ca2010d7b19e26987648c67f590e141df31b7c660cfebb33f052861fa2d1db5017e5f97dd4437155f76a

Download Submit
memory/2328-141-0x00000283AD100000-0x00000283AD11E000-memory.dmp

Filesize
120KB

Download
memory/2328-142-0x00007FFF18340000-0x00007FFF18E01000-memory.dmp

Filesize
10.8MB

Download
memory/2328-143-0x00000283AD550000-0x00000283AD55A000-memory.dmp

Filesize
40KB

Download
memory/2328-144-0x00000283C92D0000-0x00000283C9492000-memory.dmp

Filesize
1.8MB

Download
memory/2328-145-0x00000283C99D0000-0x00000283C9EF8000-memory.dmp

Filesize
5.2MB

Download
memory/2328-146-0x00000283C8310000-0x00000283C8322000-memory.dmp

Filesize
72KB

Download

Analysis

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