c9569dc43d45b8f00e2ddf08216e96feb3e09009259c7d884f5bf984cb8ae008

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General

Target
YuukiPS_2.0.8_x64-setup.exe
Size 3.2MB
Sample260625-wce47ses2k
SHA256 c9569dc43d45b8f00e2ddf08216e96feb3e09009259c7d884f5bf984cb8ae008
MD5 43a9e0d76fc380d900f2470df9f72500
SHA1 d0bd759c7f30c8293b15de8d6e19faebcbcf8c60
SHA512 bd2aa84c1bc9d6e67fef10baceb4ec59e0614b0724fce7fce6e0cd968885121aeea72f6f305f943d5abf8e7cd929d574592f4c28ff2e11822436e4dda1ab60c1
SSDEEP 98304:nuv/R53dg1NtQ6++G7zJc2LaCyaQN+yX8A03ljE:nuHdg1NW6++GvTyJ781E
TLSH
T187F53302439094B9D8638BB186B255290DF2FCD97CF14B2FAFD5BEAA6C7C5237118B14
MD5 SHA1 SHA512 SSDEEP TLSH

Score

8^/10

Malware Config

Targets

- Target
  YuukiPS_2.0.8_x64-setup.exe
- Size 3.2MB
- SHA256 c9569dc43d45b8f00e2ddf08216e96feb3e09009259c7d884f5bf984cb8ae008
- MD5 43a9e0d76fc380d900f2470df9f72500
- SHA1 d0bd759c7f30c8293b15de8d6e19faebcbcf8c60
- SHA512 bd2aa84c1bc9d6e67fef10baceb4ec59e0614b0724fce7fce6e0cd968885121aeea72f6f305f943d5abf8e7cd929d574592f4c28ff2e11822436e4dda1ab60c1
- SSDEEP 98304:nuv/R53dg1NtQ6++G7zJc2LaCyaQN+yX8A03ljE:nuHdg1NW6++GvTyJ781E
- TLSH
  T187F53302439094B9D8638BB186B255290DF2FCD97CF14B2FAFD5BEAA6C7C5237118B14
- 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 419485a096bc7d95f872ed1b9b7b5c537231183d710363beee4d235bb79dbe04
- MD5 ee68463fed225c5c98d800bdbd205598
- SHA1 306364af624de3028e2078c4d8c234fa497bd723
- SHA512 b14fb74cb76b8f4e80fdd75b44adac3605883e2dcdb06b870811759d82fa2ec732cd63301f20a2168d7ad74510f62572818f90038f5116fe19c899eba68a5107
- SSDEEP 384:7py18oahashajPmIYInUJggBOZgAHhUKijb:7py18oafmeggBOCAHpij
- TLSH
  T175622D45AA2084F1DBA2167034D73A7A67F18E752A2449C347F35D4EEE16307B33A986
- MD5 SHA1 SHA512 SSDEEP TLSH
Score

3^/10

discovery
behavioral3 behavioral4
- Target
  $PLUGINSDIR/StartMenu.dll
- Size 7KB
- SHA256 42dd4dda3249a94e32e20f76eaffae784a5475ed00c60ef0197c8a2c1ccd2fb7
- MD5 d070f3275df715bf3708beff2c6c307d
- SHA1 93d3725801e07303e9727c4369e19fd139e69023
- SHA512 fcaf625dac4684dad33d12e3a942b38489ecc90649eee885d823a932e70db63c1edb8614b9fa8904d1710e9b820e82c5a37aeb8403cf21cf1e3692f76438664d
- SSDEEP 96:h8dPIKJhMuhik+CfoEwknt6io8zv+qy5/utta/H3lkCTcaqHCI:yZIKXgk+cx6QYFkAXlncviI
- TLSH
  T1CCF1C7B6F3D10673F9AB427428232F221B1AF5215765C1AB450316CE7661CE3FD34B21
- MD5 SHA1 SHA512 SSDEEP TLSH
Score

3^/10

discovery
behavioral5 behavioral6
- Target
  $PLUGINSDIR/System.dll
- Size 12KB
- SHA256 8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8
- MD5 cff85c549d536f651d4fb8387f1976f2
- SHA1 d41ce3a5ff609df9cf5c7e207d3b59bf8a48530e
- SHA512 531d6328daf3b86d85556016d299798fa06fefc81604185108a342d000e203094c8c12226a12bd6e1f89b0db501fb66f827b610d460b933bd4ab936ac2fd8a88
- SSDEEP 192:Zjvco0qWTlt70m5Aj/lQ0sEWD/wtYbBHFNaDybC7y+XBz0QPi:FHQlt70mij/lQRv/9VMjzr
- TLSH
  T126426B129BB089F2F591583814667F2A6FBE9C5D27F50563CFE304D63D212CB983A283
- MD5 SHA1 SHA512 SSDEEP TLSH
Score

8^/10

discovery adware persistence ransomware spyware
- Boot or Logon Autostart Execution: Active Setup
  Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
  persistence
- Enumerates connected drives
  Attempts to read the root path of hard drives other than the default C: drive.
behavioral7 behavioral8
- Target
  $PLUGINSDIR/nsDialogs.dll
- Size 9KB
- SHA256 56b96add1978b1abba286f7f8982b0efbe007d4a48b3ded6a4d408e01d753fe2
- MD5 6c3f8c94d0727894d706940a8a980543
- SHA1 0d1bcad901be377f38d579aafc0c41c0ef8dcefd
- SHA512 2094f0e4bb7c806a5ff27f83a1d572a5512d979eefda3345baff27d2c89e828f68466d08c3ca250da11b01fc0407a21743037c25e94fbe688566dd7deaebd355
- SSDEEP 96:o0svUu3Uy+sytcS8176b+XR8pCHFcMcxSgB5PKtAtgt+Nt+rnt3DVEB3YcNqkzfS:o0svWyNO81b8pCHFcM0PuAgkOyuIFc
- TLSH
  T17012F992E6A450B3C5D6533B35AA2F2DCBBD5325B0926C00C7738E4D39395B66E38353
- MD5 SHA1 SHA512 SSDEEP TLSH
Score

3^/10

discovery
behavioral10 behavioral9
- Target
  $PLUGINSDIR/nsis_tauri_utils.dll
- Size 32KB
- SHA256 f3e9b0d43b66fa6b05d2fa4de4547517a3ec0bc0b14de3c349d817465bbf7ab4
- MD5 6ebdde247cad8468575f1f2a4d7ae2a2
- SHA1 d0c502f45df55c0465c9406088ff016c2e7e6817
- SHA512 0b9edf145badd750c115597cb7a11d8f60768396444cb3d449a45afad7c930ea37f31b3aaa37b2fe4902f1ef6679756f3364f37ebe13d1a7e9b5d0340bac5c5a
- SSDEEP 768:6vVnRZHrPT4n4d/CryKDuIcrFKpnp0jdhK7R+qV:6vV3Hrc4EJBcZtXIV
- TLSH
  T1C9E2394CFDC52EBAE2DF05390409557F466FC8081B14DAABD3712E92D5E23326EE522E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score

3^/10

discovery
behavioral11 behavioral12
- Target
  uninstall.exe
- Size 76KB
- SHA256 b3d223ca7a2bfaf67c0dce0e075aeee053c971719129031af652b704ee3bccb4
- MD5 bbbe3d1c7d660ed5c3dcb71f19ec89e2
- SHA1 01fae84b658c962b636f03d4c7e2618752699bf4
- SHA512 2806bad9d773b01b17acc81a4b308c4931450c2b1743cd5481afc5648525f231083f40bf719d0073ac44f50f516e0c2e746c5baa9e4642f17e775526864a0fc4
- SSDEEP 1536:tmsAYBdTU9fEAIS2PEtuOgdLeAyNxW05HBuHQNtpXZaLvBFUhTp:sfY/TU9fE9PEtuOceAXI8HQW1FUhTp
- TLSH
  T15B73CF183690C4A7D9B207321DBA87B73FF6E91224A4571B23905F1EBD72291DE0E793
- MD5 SHA1 SHA512 SSDEEP TLSH
Score

7^/10

discovery
- Deletes itself
- Executes dropped EXE
- Loads dropped DLL
behavioral13 behavioral14
- Target
  $PLUGINSDIR/LangDLL.dll
- Size 5KB
- SHA256 18e8b40ba22c7a1687bd16e8d585380bc2773fff5002d7d67e9485fcc0c51026
- MD5 68b287f4067ba013e34a1339afdb1ea8
- SHA1 45ad585b3cc8e5a6af7b68f5d8269c97992130b3
- SHA512 06c38bbb07fb55256f3cdc24e77b3c8f3214f25bfd140b521a39d167113bf307a7e8d24e445d510bc5e4e41d33c9173bb14e3f2a38bc29a0e3d08c1f0dca4bdb
- SSDEEP 48:S46+/nTKYKxbWsptIpBtWZ0iV8jAWiAJCvxft2O2B8mFofjLl:zFuPbOBtWZBV8jAWiAJCdv2Cm0L
- TLSH
  T16BC19474B3C248B9C491513768AB33D36612EE746784500F9F6711AA38209F7AD3EBC3
- MD5 SHA1 SHA512 SSDEEP TLSH
Score

8^/10

discovery adware persistence ransomware spyware
- Boot or Logon Autostart Execution: Active Setup
  Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
  persistence
- Enumerates connected drives
  Attempts to read the root path of hard drives other than the default C: drive.
behavioral15 behavioral16
- Target
  $PLUGINSDIR/System.dll
- Size 12KB
- SHA256 8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8
- MD5 cff85c549d536f651d4fb8387f1976f2
- SHA1 d41ce3a5ff609df9cf5c7e207d3b59bf8a48530e
- SHA512 531d6328daf3b86d85556016d299798fa06fefc81604185108a342d000e203094c8c12226a12bd6e1f89b0db501fb66f827b610d460b933bd4ab936ac2fd8a88
- SSDEEP 192:Zjvco0qWTlt70m5Aj/lQ0sEWD/wtYbBHFNaDybC7y+XBz0QPi:FHQlt70mij/lQRv/9VMjzr
- TLSH
  T126426B129BB089F2F591583814667F2A6FBE9C5D27F50563CFE304D63D212CB983A283
- MD5 SHA1 SHA512 SSDEEP TLSH
Score

3^/10

discovery
behavioral17 behavioral18
- Target
  $PLUGINSDIR/nsis_tauri_utils.dll
- Size 32KB
- SHA256 f3e9b0d43b66fa6b05d2fa4de4547517a3ec0bc0b14de3c349d817465bbf7ab4
- MD5 6ebdde247cad8468575f1f2a4d7ae2a2
- SHA1 d0c502f45df55c0465c9406088ff016c2e7e6817
- SHA512 0b9edf145badd750c115597cb7a11d8f60768396444cb3d449a45afad7c930ea37f31b3aaa37b2fe4902f1ef6679756f3364f37ebe13d1a7e9b5d0340bac5c5a
- SSDEEP 768:6vVnRZHrPT4n4d/CryKDuIcrFKpnp0jdhK7R+qV:6vV3Hrc4EJBcZtXIV
- TLSH
  T1C9E2394CFDC52EBAE2DF05390409557F466FC8081B14DAABD3712E92D5E23326EE522E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score

3^/10

discovery
behavioral19 behavioral20
- Target
  yuukips-launcher.exe
- Size 9.9MB
- SHA256 a8115170f5582508bde1bd25a7b072a4ff44e1140ac64cdc1735452d0e6d28e3
- MD5 04aeb0aa8e74513c5e444e3b8194591d
- SHA1 793d4431ad84b903a27e4760ac8c8238a06ff4f9
- SHA512 d50739044181cf8b4b5a0f208f6c6423b0943eca3a122cb992e04bdba71db359e354631b1d49634c6bca7c1d1cf9042ccc0b01b262325ee9a9ef1c25b5f55b49
- SSDEEP 98304:FFRFrvfzqHDG4ObgJt+OkqP73jnyRqZP8JC5U1qjjhcGdC7csn+a+x:DRDEtP774JuecyB
- TLSH
  T18BA63916F66290E8C569C074C31A6233FA72BC8D07357AEB5BE04B213E65F906B3DB54
- 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
behavioral21 behavioral22

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Network Share Discovery

T1135

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

Sharing

General

Malware Config

Targets

Loads dropped DLL

Checks installed software on the system

Boot or Logon Autostart Execution: Active Setup

Enumerates connected drives

Deletes itself

Executes dropped EXE

Loads dropped DLL

Boot or Logon Autostart Execution: Active Setup

Enumerates connected drives

Checks whether UAC is enabled

Network Share Discovery

MITRE ATT&CK Enterprise v16

Tasks

static1

behavioral1

behavioral2

behavioral3

behavioral4

behavioral5

behavioral6

behavioral7

behavioral8

behavioral9

behavioral10

behavioral11

behavioral12

behavioral13

behavioral14

behavioral15

behavioral16

behavioral17

behavioral18

behavioral19

behavioral20

behavioral21

behavioral22