b29ad0aa376658bc8d2343aac56e35f9e7ffbdd1e6110aef19beaeb6a8a51b31

Analysis

max time kernel
141s
max time network
130s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
19/05/2024, 20:25

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General

Target

5b4d4e5e9cd2c1d4518e823c6f62f92b_JaffaCakes118.exe
Size

666KB
MD5

5b4d4e5e9cd2c1d4518e823c6f62f92b
SHA1

fda9f7d1e8305d3187137afd53dbddfb2b40d52f
SHA256

b29ad0aa376658bc8d2343aac56e35f9e7ffbdd1e6110aef19beaeb6a8a51b31
SHA512

8f322691cf46fb33c7754c9f9092daf94dca031c4a2c8fd565cbb269dd7e415a1643b25444e8ded4c39e08f1555bbfc464a880b31a2bceebd21e7044479b7ba6
SSDEEP

12288:q1H2Bws6vFhIExmyCDU99V78xLupdZYJfVL9N3kOiqhBK0wr9+Am1ID:qyuLay+W9sufZ+L9NUfq9G9ZmqD

Score

4^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
3280	Au_.exe
1260	kwuninsthelper.exe

Loads dropped DLL 22 IoCs

pid	Process
3280	Au_.exe
3280	Au_.exe
3280	Au_.exe
3280	Au_.exe
3280	Au_.exe
3280	Au_.exe
3280	Au_.exe
3280	Au_.exe
3280	Au_.exe
3280	Au_.exe
3280	Au_.exe
3280	Au_.exe
3280	Au_.exe
3280	Au_.exe
3280	Au_.exe
3280	Au_.exe
1260	kwuninsthelper.exe
1260	kwuninsthelper.exe
1260	kwuninsthelper.exe
1260	kwuninsthelper.exe
1260	kwuninsthelper.exe
1260	kwuninsthelper.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2220 wrote to memory of 3280	2220	5b4d4e5e9cd2c1d4518e823c6f62f92b_JaffaCakes118.exe	82
PID 2220 wrote to memory of 3280	2220	5b4d4e5e9cd2c1d4518e823c6f62f92b_JaffaCakes118.exe	82
PID 2220 wrote to memory of 3280	2220	5b4d4e5e9cd2c1d4518e823c6f62f92b_JaffaCakes118.exe	82
PID 3280 wrote to memory of 1260	3280	Au_.exe	83
PID 3280 wrote to memory of 1260	3280	Au_.exe	83
PID 3280 wrote to memory of 1260	3280	Au_.exe	83

C:\Users\Admin\AppData\Local\Temp\5b4d4e5e9cd2c1d4518e823c6f62f92b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5b4d4e5e9cd2c1d4518e823c6f62f92b_JaffaCakes118.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2220
- C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
  "C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe" _?=C:\Users\Admin\AppData\Local\Temp\
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:3280
- - C:\Users\Admin\AppData\Local\Temp\kwuninsthelper.exe
    "C:\Users\Admin\AppData\Local\Temp\kwuninsthelper.exe" /MTD="cG9zdA==" /DAT="TWlVd09UeFRVa002VFZWVFNVTmZPUzR3TGpRdU1GOUNRMU14Tlh4QlExUTZUbE5KVTE5VlRrbE9VMVI4VkZsUVJUcFNWVTVWVGxOVWZFTlZVa1JVT2pFNU9EWXlmRWxPVTFSRVZEcDhWVk02TVRrNE5qSjhWRU52ZFc1ME9qSTBNRFl3TXpVd01IeDdRWFZmTG1WNFpYMThWVHA4VFVGRE9rWXlRVU00UVVZMFJETXhPVDQ9" /RES="QzpcVXNlcnNcQWRtaW5cQXBwRGF0YVxMb2NhbFxUZW1wXGt1d29tc2dsb2cudHh0" /DST="aHR0cDovL2xvZy5rdXdvLmNuL211c2ljLnls"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    PID:1260

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
100KB

MD5
b759bbbb1af31b9fab3954360086f828

SHA1
f43c8195d0d8303a316218a4958b790c4f965818

SHA256
9cd242782f6c82b27396c2a1133df29cfb3498f64875e756c155dcd10a647426

SHA512
1914d5d0f780d33eccddb11b244387737c8fcc18deeeca3bed50e17510f0e5a7b8850afbe99dd3cd8037720af32e8c1599fd66ed4c2d77bdb74fcc5773dc42bc

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsp5323.tmp\Base64.dll

Filesize
70KB

MD5
850740258bc04a9a60266a206a56a576

SHA1
562efebbde3e3ae999081f217f50092f27ee19e5

SHA256
d905aea5493481703a0be6ec70815774edfbaa75cab9d1fcd9f0ec32594b0567

SHA512
da9c1e4b587ad35317810e2320ed62f1bbb353ea52477e9d466f20cad25bbe5b0bfa6746e2823d1f7d2255fdfbdd3356a67e029c5858f5823a791edd25a94bf0

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsp5323.tmp\inetc.dll

Filesize
55KB

MD5
43fa0a6cde7f17e914b5087e133cbaa9

SHA1
1bb3e4cc98e3b65722d21425d0358e2fe93b20e9

SHA256
46e26dc2255603778fd046493fae73130963c7fb365ca222105e8ea0328c485f

SHA512
b2e7921e18f12703df2e08ae6edb16823ea74278980b91019272c12c516498bb6db1e0d2b422f3af2aa3d492396423cc84fe8bf43b229e4745ca4592a149f1b8

Download Submit
C:\Users\Admin\AppData\Local\Temp\nst50D1.tmp\KuWoNsis_new.dll

Filesize
296KB

MD5
37465ad07dca1c03e08d4c22f41a07ab

SHA1
20466d2936fcbaf85008b4ffe5e6bc37cada0af7

SHA256
0adaa9dfd9faefc20c996897afa4c97e68b93c5da5fdd8fd8c0e4818a7c16b86

SHA512
bbc16a01f2d83c05c6ca20feaa3f1fe9de06724313930589fc31dd81fa44853717ac35364a4881d5d09b8538695bc44a919bf180e047379e78921530af02b6dd

Download Submit
C:\Users\Admin\AppData\Local\Temp\nst50D1.tmp\KwMusicNsis.dll

Filesize
419KB

MD5
06029e624f1d222e59ac641b2ce426b6

SHA1
6ba2875bee2eae79c0e1eaa8aa236038c8db6044

SHA256
09fb37e917faea5c966bc3418d1d7e46e3d0b9912cadd56486ba5bb5ac0f7b10

SHA512
516c04cfc31204879a0c938961208416ddd4ca7204606d630abe860c81422aa1316e45e29669ba01a7506af3f05284395c7c46524f2e73f36d3b4274203de70b

Download Submit
C:\Users\Admin\AppData\Local\Temp\nst50D1.tmp\NSISArray.dll

Filesize
32KB

MD5
8b43a3f284632edfbb51665b2e0b8a3c

SHA1
af6ab111856be7af7212a82b052e8b5656159b35

SHA256
336e588999bf6b1cd6c894dbf5a73b2198d48c935f8b1251687845cce467dc67

SHA512
3a9add285d074db534937b193b92f8e0503c94c97b11f0abe5d9358342fbc57461ba1f559fa19e0522cfec914b8a007f11bec34abef17faaca5de8bda0dbaf94

Download Submit
C:\Users\Admin\AppData\Local\Temp\nst50D1.tmp\System.dll

Filesize
11KB

MD5
7df8fb4196186f28cb308f9952d7ef64

SHA1
f20a7259ad233ac3795b6e6537de658209a8fd40

SHA256
72253837028abed272e5d50a3a6771933e9dd1aad73e90b8db4538aa9c786cbf

SHA512
3f373d69664ce015ceab16c12ba4c806c3489b89ae9db282551ec2452acd2ced1d70ddd4de0ef8c56d62a715624c9d2ceddc968adf07e905f2e4c81c2850ae4b

Download Submit
C:\Users\Admin\AppData\Local\Temp\nst50D1.tmp\nsDialogs.dll

Filesize
9KB

MD5
3ff6d8bfd6784eb4325102d9f76a0fe1

SHA1
1eedf67a5f3ea636bcb621402bb679d3e08c0414

SHA256
6da0ec15a4d3bbcfdd82d36838abcf8d57515d06049290801e5d71b4fd021dab

SHA512
dcc6c3ad393503c6527528d4fccc8b4faf25c6ff50a08c29247ab144f444d31590e3f7a581b2c955b0a109b552f0b7e3b4ae1849228d31a220d46eb5e1e2d26a

Download Submit
C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe

Filesize
666KB

MD5
5b4d4e5e9cd2c1d4518e823c6f62f92b

SHA1
fda9f7d1e8305d3187137afd53dbddfb2b40d52f

SHA256
b29ad0aa376658bc8d2343aac56e35f9e7ffbdd1e6110aef19beaeb6a8a51b31

SHA512
8f322691cf46fb33c7754c9f9092daf94dca031c4a2c8fd565cbb269dd7e415a1643b25444e8ded4c39e08f1555bbfc464a880b31a2bceebd21e7044479b7ba6

Download Submit
memory/3280-28-0x0000000004B00000-0x0000000004B4C000-memory.dmp

Filesize
304KB

Download
memory/3280-80-0x0000000004CF0000-0x0000000004CF1000-memory.dmp

Filesize
4KB

Download
memory/3280-107-0x0000000004CF0000-0x0000000004CF1000-memory.dmp

Filesize
4KB

Download