c258da86877f9753883c3800c72ab2bc88a39ff09612de84bc1a249eadd56b19 | Triage™

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Reports

Overview

overview

7

Static

static

3

Chubby.Wha...up.exe

windows10-2004-x64

7

Chubby.Wha...up.exe

windows11-ltsc_2024-x64

7

$PLUGINSDI...dl.dll

windows10-2004-x64

3

$PLUGINSDI...dl.dll

windows11-ltsc_2024-x64

3

$PLUGINSDI...nu.dll

windows10-2004-x64

3

$PLUGINSDI...nu.dll

windows11-ltsc_2024-x64

3

$PLUGINSDI...em.dll

windows10-2004-x64

3

$PLUGINSDI...em.dll

windows11-ltsc_2024-x64

3

$PLUGINSDI...gs.dll

windows10-2004-x64

3

$PLUGINSDI...gs.dll

windows11-ltsc_2024-x64

3

$PLUGINSDI...ls.dll

windows10-2004-x64

3

$PLUGINSDI...ls.dll

windows11-ltsc_2024-x64

3

chubby-whale.exe

windows10-2004-x64

6

chubby-whale.exe

windows11-ltsc_2024-x64

6

Sharing

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General

Target
Chubby.Whale_0.1.0_x64-setup.exe
Size 6.1MB
Sample261102-gjmejaeb77
SHA256 c258da86877f9753883c3800c72ab2bc88a39ff09612de84bc1a249eadd56b19
MD5 908737e1752e932880fa94b639ca7b5d
SHA1 fb8b15a4f6908f91a9a5f987a7ef254e37575c31
SHA512 3cc2542ec6a3ec6332d66e9f236f1daee712392f666436d399b977ff3103cf724d648c776f16f4c0174333792d67426f406646e33e114f7e933274e055c1a199
SSDEEP 98304:OJnzChVWIB+Xu8J0BfD4HlE4ECZrEI53P5M8YrlJcqzL:OxGjNWuWwLglEYZrES3BFYrlnL
TLSH
T1A0563379F4A4743BDF00CBF7560A5FD37B9B9040A6D0AB9C6B926A625EFA801C5343D0
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

defense_evasion discovery trojan

Static task

static1

1 signatures

Behavioral task

behavioral1

Sample

Chubby.Whale_0.1.0_x64-setup.exe

Resource

win10v2004-20260911-en

windows10-2004-x64

5 signatures

150 seconds

Behavioral task

behavioral2

Sample

Chubby.Whale_0.1.0_x64-setup.exe

Resource

win11ltsc2024-20260911-en

windows11-ltsc_2024-x64

5 signatures

150 seconds

Behavioral task

behavioral3

Sample

$PLUGINSDIR/NSISdl.dll

Resource

win10v2004-20260911-en

windows10-2004-x64

3 signatures

150 seconds

Behavioral task

behavioral4

Sample

$PLUGINSDIR/NSISdl.dll

Resource

win11ltsc2024-20260911-en

windows11-ltsc_2024-x64

3 signatures

150 seconds

Behavioral task

behavioral5

Sample

$PLUGINSDIR/StartMenu.dll

Resource

win10v2004-20260911-en

windows10-2004-x64

3 signatures

150 seconds

Behavioral task

behavioral6

Sample

$PLUGINSDIR/StartMenu.dll

Resource

win11ltsc2024-20260911-en

windows11-ltsc_2024-x64

3 signatures

150 seconds

Behavioral task

behavioral7

Sample

$PLUGINSDIR/System.dll

Resource

win10v2004-20260911-en

windows10-2004-x64

3 signatures

150 seconds

Behavioral task

behavioral8

Sample

$PLUGINSDIR/System.dll

Resource

win11ltsc2024-20260911-en

windows11-ltsc_2024-x64

3 signatures

150 seconds

Behavioral task

behavioral9

Sample

$PLUGINSDIR/nsDialogs.dll

Resource

win10v2004-20260911-en

windows10-2004-x64

3 signatures

150 seconds

Behavioral task

behavioral10

Sample

$PLUGINSDIR/nsDialogs.dll

Resource

win11ltsc2024-20260911-en

windows11-ltsc_2024-x64

3 signatures

150 seconds

Behavioral task

behavioral11

Sample

$PLUGINSDIR/nsis_tauri_utils.dll

Resource

win10v2004-20260911-en

windows10-2004-x64

2 signatures

150 seconds

Behavioral task

behavioral12

Sample

$PLUGINSDIR/nsis_tauri_utils.dll

Resource

win11ltsc2024-20260911-en

windows11-ltsc_2024-x64

2 signatures

150 seconds

Behavioral task

behavioral13

Sample

chubby-whale.exe

Resource

win10v2004-20260911-en

windows10-2004-x64

9 signatures

150 seconds

defense_evasion discovery trojan

Behavioral task

behavioral14

Sample

chubby-whale.exe

Resource

win11ltsc2024-20260911-en

windows11-ltsc_2024-x64

9 signatures

150 seconds

defense_evasion discovery trojan

Malware Config

Targets

- Target
  Chubby.Whale_0.1.0_x64-setup.exe
- Size 6.1MB
- SHA256 c258da86877f9753883c3800c72ab2bc88a39ff09612de84bc1a249eadd56b19
- MD5 908737e1752e932880fa94b639ca7b5d
- SHA1 fb8b15a4f6908f91a9a5f987a7ef254e37575c31
- SHA512 3cc2542ec6a3ec6332d66e9f236f1daee712392f666436d399b977ff3103cf724d648c776f16f4c0174333792d67426f406646e33e114f7e933274e055c1a199
- SSDEEP 98304:OJnzChVWIB+Xu8J0BfD4HlE4ECZrEI53P5M8YrlJcqzL:OxGjNWuWwLglEYZrES3BFYrlnL
- TLSH
  T1A0563379F4A4743BDF00CBF7560A5FD37B9B9040A6D0AB9C6B926A625EFA801C5343D0
- MD5 SHA1 SHA512 SSDEEP TLSH
Score

7^/10

discovery
- Loads dropped DLL
- Checks installed software on the system
  Looks up Uninstall key entries in the registry to enumerate software on the system.
  discovery
behavioral1 behavioral2
- Target
  $PLUGINSDIR/NSISdl.dll
- Size 15KB
- SHA256 d3e61c4df837625ac0503cea5b6765a04d37fc35399899a5503b53a3108bfbf6
- MD5 7c8182ee99c93fc3a1bc41a52f5007ca
- SHA1 05e9155694fcb8eb928632265199a4c8b315021f
- SHA512 c1d4e5f86656b945442bae1386081d8ed225b6cea8161e1d061382fff58fc77261b88fce74a4292269ee8ea5ef4c032eee700b0dce48bb35c419a5cb9317c79e
- SSDEEP 384:8rSQMCOUILnCaSPy/yhJzmGSMRWyOUKi0:8rSQMCOp0yamMRWysi0
- TLSH
  T14C623D16B62084F5CBB2167034D73B3E6BB28F6A292848C34BF35C4E9E52307B675D85
- MD5 SHA1 SHA512 SSDEEP TLSH
Score

3^/10

discovery
behavioral3 behavioral4
- Target
  $PLUGINSDIR/StartMenu.dll
- Size 7KB
- SHA256 39870682e7d1c026cd2b33ca25591db28250dde17de7eb1feec404222d534ffc
- MD5 128e19d3f6bc32de40ee88a431cd4a5b
- SHA1 44cdb6a3bb285d6502888bc4aaa6fa951b059d1c
- SHA512 109d164db47ae525ad9361a28e9b3265977cfefef6504d456c8e0272f4b2ff70c534bbb5404ba7048a6895441b7a49012ab82a62785ec9ac45c24c6f2acaa135
- SSDEEP 96:8It3J2Gl0eVe0+Cfo0UkXt6+o69UiGdPh5/utta/d3lkCTcaqHCI:thE+A0+sF6piUFkABlncviI
- TLSH
  T1D8F1B776F3D20673F9AB437428632F231B2AF521576981A6490316CE7A61DA3FE34B11
- MD5 SHA1 SHA512 SSDEEP TLSH
Score

3^/10

discovery
behavioral5 behavioral6
- Target
  $PLUGINSDIR/System.dll
- Size 12KB
- SHA256 afe032f942e2ed0bf7494ec08ba813f5739fb522c640bde81d30ecaf9f894432
- MD5 564e01f2c6edfb8475573e1b809cb5eb
- SHA1 5d767e8f685449d86cd8d16c83a814ef8f7d6264
- SHA512 67486f8e996b29688cfb5a57ae4a7604fa0892ba0eeccdd55f514ca4bd9b79a6fe42bfab4fc85156c2258ae66539bdd9bb36a8b5f7f944f3007c2421f244c95c
- SSDEEP 192:rjHcQ0qWTlt7wi5Aj/lM0sEWD/wtYbBjpNQybC7y+XZ80QPi:X/Qlt7wiij/lMRv/9V4b8r
- TLSH
  T1FD426C1297B089F2F551493419667F2A6FBEAC5D27F405A3CFE304C63D212DB9879243
- MD5 SHA1 SHA512 SSDEEP TLSH
Score

3^/10

discovery
behavioral7 behavioral8
- Target
  $PLUGINSDIR/nsDialogs.dll
- Size 9KB
- SHA256 9c76f4d53ceee2a471c936e0899688405e1009ce962d140e9acb49ed68d114cb
- MD5 79c27de4d1c6d295fefaa70f608f1c67
- SHA1 feba90c93db3fedd450a81eb2603f793332d1a83
- SHA512 fbd79f3946032821584ea2fa4b559ac5809ab45fdc9107eb47c9ff3fa3229d7748a7b2ed588709e59cce16a4f8e58ed98b46cb061acf1080e78434d184f51ec7
- SSDEEP 96:oQEv02zUu56FcS817eTaXx85qHFcUcxSgB5PKtAtoniJninnt3DVEB3YbNqkzfFc:oQEvCu5e81785qHFcU0PuAw0uyBIFc
- TLSH
  T1E612E892A2A454B3C5D6523B35AA2F2DCBBD5329B0927C01C7738E4D39395766E38343
- MD5 SHA1 SHA512 SSDEEP TLSH
Score

3^/10

discovery
behavioral10 behavioral9
- Target
  $PLUGINSDIR/nsis_tauri_utils.dll
- Size 33KB
- SHA256 5ba143b5db4a87d32d6e7802e033330aae56cbceabe0d1e3ba41948385ad4709
- MD5 948eaa3cb78c2dcdd9eb1ab120ae0f65
- SHA1 75197fee3c6a814fe035788d1c34ead39349b860
- SHA512 f7c511e8c73ef6ee9b72c88cd73b2d454a6ffc12144118df2276ea3f5c34175df0d9d15a435035575ca2b171789fe348d7a9028b702b47dda749ee17e03ae7c1
- SSDEEP 768:K/wOD4gzTVpAVk2h5Rsekk55aCukBFKpnp0jdhK7W+qVG:8wODZzTrAV5Oevq4DtXHVG
- TLSH
  T188F24A48FDC57EBAE2CF05710809467E4A6FC8081700C96BE3722EA3D5A67329ED525F
- MD5 SHA1 SHA512 SSDEEP TLSH
Score

3^/10

discovery
behavioral11 behavioral12
- Target
  chubby-whale.exe
- Size 10.7MB
- SHA256 43c0c79502e72fb4ec9d9aba370717f80d1aecbd5156f221e5c408dceb1c404a
- MD5 6bca8fdb70a6bc3280ab8659d5ceacb9
- SHA1 66020b578e53b7342af77dac01421b40ce2c1d81
- SHA512 3c822be2ab3cc3ab90c5e2af464b94f79474760943db35d4e9bb4e40818a2fe8701e4574c743b7dc98db884cae52e2eea0fa29f352ac059568d9b82fffa9ca12
- SSDEEP 196608:ngYFpvmPSbrMZNXhX0MKptTVdsuacbZ30z8TUnlo2Z:3nrMZNXhX0MKpjSuVl3UPnT
- TLSH
  T18EB69C42F26290F8C52AC135D35A6232FA727C4907347AEB5BE04B253E66FD06B3DB54
- MD5 SHA1 SHA512 SSDEEP TLSH
Score

6^/10

defense_evasion discovery trojan
- Checks whether UAC is enabled
  defense_evasion trojan
- Network Share Discovery
  Attempt to gather information on host network.
  discovery
behavioral13 behavioral14

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Share Discovery

Query Registry

System Information Discovery

System Location Discovery

System Language Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

behavioral2

behavioral3

behavioral4

behavioral5

behavioral6

behavioral7

behavioral8

behavioral9

behavioral10

behavioral11

behavioral12

behavioral13

defense_evasiondiscoverytrojan

behavioral14

defense_evasiondiscoverytrojan

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