hackbrowserdata | 4fb369ab0a11c70be0d8861c2483623a1e0f91ca62445985d64b3fe6b37349a1

Analysis

max time kernel
93s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
23/09/2024, 16:10

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General

Target

2024-09-23_be19817a502d58efb565f61591cd5aab_cobalt-strike_poet-rat_snatch.exe
Size

22.4MB
MD5

be19817a502d58efb565f61591cd5aab
SHA1

2724dd77fe76d9757a41867589d538e0d553336e
SHA256

4fb369ab0a11c70be0d8861c2483623a1e0f91ca62445985d64b3fe6b37349a1
SHA512

9fafbbf5f4983b2b59b9413257b83239e329cc0d84e8ec6bce9f817eb5251352640d4aa91522d6367c60036a7bbd33bcb0e7d12c74bbb4b17aff70c0fabba4b4
SSDEEP

393216:Io2QxYD1/gzQnSegNPCQM2/psErTmlJhjePxnIOLDFee:R2p4zQnSxJCQHscmNePxnv8e

Score

10^/10

hackbrowserdata discovery infostealer spyware stealer

Malware Config

Signatures

An open source browser data exporter written in golang. 9 IoCs

resource	yara_rule
behavioral2/memory/3752-4-0x0000000000400000-0x0000000000DED000-memory.dmp	family_hackbrowserdata
behavioral2/memory/3752-6-0x0000000000400000-0x0000000000DED000-memory.dmp	family_hackbrowserdata
behavioral2/memory/3752-8-0x0000000000400000-0x0000000000DED000-memory.dmp	family_hackbrowserdata
behavioral2/memory/3752-9-0x0000000000400000-0x0000000000DED000-memory.dmp	family_hackbrowserdata
behavioral2/memory/3752-10-0x0000000000400000-0x0000000000DED000-memory.dmp	family_hackbrowserdata
behavioral2/memory/3752-7-0x0000000000400000-0x0000000000DED000-memory.dmp	family_hackbrowserdata
behavioral2/memory/3752-33-0x0000000000400000-0x0000000000DED000-memory.dmp	family_hackbrowserdata
behavioral2/memory/3752-36-0x0000000000400000-0x0000000000DED000-memory.dmp	family_hackbrowserdata
behavioral2/memory/3752-168-0x0000000000400000-0x0000000000DED000-memory.dmp	family_hackbrowserdata

HackBrowserData
An open source golang web browser extractor.
infostealer hackbrowserdata

Executes dropped EXE 2 IoCs

pid	Process
212	script_cookie_encrypted.exe
5112	rate.exe

Reads user/profile data of web browsers 3 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

Credentials from Web Browsers
T1555.003

Looks up external IP address via web service 2 IoCs

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

flow	ioc
3	api.ipify.org
4	api.ipify.org

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 212 set thread context of 3752	212	script_cookie_encrypted.exe	85
PID 5112 set thread context of 4076	5112	rate.exe	97

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regasm.exe

Modifies system certificate store 2 TTPs 3 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\B1BC968BD4F49D622AA89A81F2150152A41D829C	2024-09-23_be19817a502d58efb565f61591cd5aab_cobalt-strike_poet-rat_snatch.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\B1BC968BD4F49D622AA89A81F2150152A41D829C\Blob = 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	2024-09-23_be19817a502d58efb565f61591cd5aab_cobalt-strike_poet-rat_snatch.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\B1BC968BD4F49D622AA89A81F2150152A41D829C\Blob = 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	2024-09-23_be19817a502d58efb565f61591cd5aab_cobalt-strike_poet-rat_snatch.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	212	script_cookie_encrypted.exe
Token: SeDebugPrivilege	4076	regasm.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 1880 wrote to memory of 212	1880	2024-09-23_be19817a502d58efb565f61591cd5aab_cobalt-strike_poet-rat_snatch.exe	83
PID 1880 wrote to memory of 212	1880	2024-09-23_be19817a502d58efb565f61591cd5aab_cobalt-strike_poet-rat_snatch.exe	83
PID 212 wrote to memory of 3752	212	script_cookie_encrypted.exe	85
PID 212 wrote to memory of 3752	212	script_cookie_encrypted.exe	85
PID 212 wrote to memory of 3752	212	script_cookie_encrypted.exe	85
PID 212 wrote to memory of 3752	212	script_cookie_encrypted.exe	85
PID 212 wrote to memory of 3752	212	script_cookie_encrypted.exe	85
PID 212 wrote to memory of 3752	212	script_cookie_encrypted.exe	85
PID 212 wrote to memory of 3752	212	script_cookie_encrypted.exe	85
PID 212 wrote to memory of 3752	212	script_cookie_encrypted.exe	85
PID 212 wrote to memory of 3752	212	script_cookie_encrypted.exe	85
PID 212 wrote to memory of 3752	212	script_cookie_encrypted.exe	85
PID 212 wrote to memory of 3752	212	script_cookie_encrypted.exe	85
PID 212 wrote to memory of 3752	212	script_cookie_encrypted.exe	85
PID 1880 wrote to memory of 5112	1880	2024-09-23_be19817a502d58efb565f61591cd5aab_cobalt-strike_poet-rat_snatch.exe	95
PID 1880 wrote to memory of 5112	1880	2024-09-23_be19817a502d58efb565f61591cd5aab_cobalt-strike_poet-rat_snatch.exe	95
PID 5112 wrote to memory of 4904	5112	rate.exe	96
PID 5112 wrote to memory of 4904	5112	rate.exe	96
PID 5112 wrote to memory of 4904	5112	rate.exe	96
PID 5112 wrote to memory of 4076	5112	rate.exe	97
PID 5112 wrote to memory of 4076	5112	rate.exe	97
PID 5112 wrote to memory of 4076	5112	rate.exe	97
PID 5112 wrote to memory of 4076	5112	rate.exe	97
PID 5112 wrote to memory of 4076	5112	rate.exe	97
PID 5112 wrote to memory of 4076	5112	rate.exe	97
PID 5112 wrote to memory of 4076	5112	rate.exe	97
PID 5112 wrote to memory of 4076	5112	rate.exe	97
PID 5112 wrote to memory of 512	5112	rate.exe	98
PID 5112 wrote to memory of 512	5112	rate.exe	98
PID 5112 wrote to memory of 512	5112	rate.exe	98

C:\Users\Admin\AppData\Local\Temp\2024-09-23_be19817a502d58efb565f61591cd5aab_cobalt-strike_poet-rat_snatch.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-23_be19817a502d58efb565f61591cd5aab_cobalt-strike_poet-rat_snatch.exe"
1⤵
- Modifies system certificate store
- Suspicious use of WriteProcessMemory
PID:1880
- C:\Users\Admin\script_cookie_encrypted.exe
  C:\Users\Admin\script_cookie_encrypted.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:212
- - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_wp.exe
    "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_wp.exe"
    3⤵
    PID:3752
- C:\Users\Admin\rate.exe
  C:\Users\Admin\rate.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:5112
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"
    3⤵
    PID:4904
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:4076
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
    3⤵
    PID:512

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Browser Information Discovery

T1217

System Location Discovery

T1614

System Language Discovery

T1614.001

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\Local Storage\leveldb_7.temp\CURRENT.5

Filesize
16B

MD5
9f36605efba98dab15728fe8b5538aa0

SHA1
6a7cff514ae159a59b70f27dde52a3a5dd01b1c8

SHA256
9c283f6e81028b9eb0760d918ee4bc0aa256ed3b926393c1734c760c4bd724fd

SHA512
1893aa3d1abcf7f9e83911468fa2eeb2ad1d7e23f4586bd6c4d76f9f96a645c15e63e44da55700347165e97b6ac412e6d495b81c3da9faa61d617c7a71a7404c

Download Submit
C:\Users\Admin\AppData\Local\Temp\Session Storage_8.temp\CURRENT.bak

Filesize
16B

MD5
46295cac801e5d4857d09837238a6394

SHA1
44e0fa1b517dbf802b18faf0785eeea6ac51594b

SHA256
0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

SHA512
8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

Download Submit
C:\Users\Admin\AppData\Local\Temp\Session Storage_8.temp\MANIFEST-000001

Filesize
41B

MD5
5af87dfd673ba2115e2fcf5cfdb727ab

SHA1
d5b5bbf396dc291274584ef71f444f420b6056f1

SHA256
f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4

SHA512
de34583a7dbafe4dd0dc0601e8f6906b9bc6a00c56c9323561204f77abbc0dc9007c480ffe4092ff2f194d54616caf50aecbd4a1e9583cae0c76ad6dd7c2375b

Download Submit
C:\Users\Admin\rate.exe

Filesize
3.6MB

MD5
0c8bc5317e4b23f1e6dd3a2b7af70255

SHA1
49dd70a5dfb41a77806f0abb0b9f54d0cd01d652

SHA256
af847306fa5457d15f4d378e2622f6ff3f92c9a093810f760bf1f3cc91aacb7f

SHA512
e95a567a70df88ac1226fd4973a6103f195c38f1790750047feead51b186434d88ab5a525c77cbe509f6fa8d8c90b77fac9daf2a48d31f85db12ab1b11863878

Download Submit
C:\Users\Admin\results\chrome_default_extension.csv

Filesize
302B

MD5
81b496ce1578a88f74dcf1b5a09f98b5

SHA1
ec5b2723bf4f88d001069fccd5300096c5955d0b

SHA256
5c99c6eb19efecfdcb5da9e8e547ce78065d0de4e7dcc4b70166d03d0870b7d5

SHA512
b72794dfb6955f8a2c102d072cd650617d08ca94805c791e4549ec2b326b8b896d872f848f701ebbad46342da6df051a3799af5434092b167a233a23978e580f

Download Submit
C:\Users\Admin\results\chrome_default_sessionstorage.csv

Filesize
34B

MD5
d07886f7107c50304e1b9cde0793ed04

SHA1
41453a6e9db25a06b4ef031c12fdcee8a3818741

SHA256
963b596f0385f5be1b8ad2f7e5b4ff474aeb1a1a8d17d20ff67a1cd30ca70344

SHA512
a917504c89a8ec7b8fc5d89a683fce01ce45a160dbb98861cc2432c221a2f3e7aca15b7325967c171e2de2d7ce26ffa01ecef49c7b896b1a16daa5a3125eb4ca

Download Submit
C:\Users\Admin\script_cookie_encrypted.exe

Filesize
11.2MB

MD5
b50c04edf22d51016e00d6f385b41cc7

SHA1
22295a90e102a3ffdada9f52230fb9e604bac281

SHA256
2a7cae1fd866ff4f11e5c41c428b9b3c1078df3b523706d8a5145c55bd359ba9

SHA512
a574405593129fd729d8bf5fdcf6813cb68870cbb1124969def626db06069ccb2e18841c73ca5f34f71d33b4edd9c1982b6282a6f3e66b645e1043eff45f1f73

Download Submit
memory/3752-10-0x0000000000400000-0x0000000000DED000-memory.dmp

Filesize
9.9MB

Download
memory/3752-6-0x0000000000400000-0x0000000000DED000-memory.dmp

Filesize
9.9MB

Download
memory/3752-7-0x0000000000400000-0x0000000000DED000-memory.dmp

Filesize
9.9MB

Download
memory/3752-36-0x0000000000400000-0x0000000000DED000-memory.dmp

Filesize
9.9MB

Download
memory/3752-9-0x0000000000400000-0x0000000000DED000-memory.dmp

Filesize
9.9MB

Download
memory/3752-168-0x0000000000400000-0x0000000000DED000-memory.dmp

Filesize
9.9MB

Download
memory/3752-8-0x0000000000400000-0x0000000000DED000-memory.dmp

Filesize
9.9MB

Download
memory/3752-33-0x0000000000400000-0x0000000000DED000-memory.dmp

Filesize
9.9MB

Download
memory/3752-4-0x0000000000400000-0x0000000000DED000-memory.dmp

Filesize
9.9MB

Download
memory/4076-188-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/4076-189-0x0000000005010000-0x00000000050CA000-memory.dmp

Filesize
744KB

Download
memory/4076-190-0x0000000005180000-0x00000000051E6000-memory.dmp

Filesize
408KB

Download
memory/4076-191-0x00000000062B0000-0x000000000639A000-memory.dmp

Filesize
936KB

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memory/5112-186-0x00007FFF28693000-0x00007FFF28695000-memory.dmp

Filesize
8KB

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memory/5112-185-0x0000017A66870000-0x0000017A66878000-memory.dmp

Filesize
32KB

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memory/5112-187-0x0000017A69040000-0x0000017A690F0000-memory.dmp

Filesize
704KB

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