bd633bfe1287684d5d4220908098b931c48656b1a6bbad821fe926c235fb0f10

Resubmissions

03-11-2024 00:30

241103-athqrsyrbv 10

03-11-2024 00:28

03-11-2024 00:27

02-11-2024 23:40

02-11-2024 22:42

Analysis

max time kernel
122s
max time network
129s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
02-11-2024 22:42

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General

Target

Built.exe
Size

8.1MB
MD5

18e23d29977fb75630e935883a09db80
SHA1

5faa3c586f9498f612288ab533e2ee1bd0491314
SHA256

bd633bfe1287684d5d4220908098b931c48656b1a6bbad821fe926c235fb0f10
SHA512

bb286d5d9002d195c7fd48e719bded387cb4e03627c434b44f9bbd6e5404205a382677ae8043816bf14e1621353d207b65a882cade7d579cc2fe940a9e7306b7
SSDEEP

196608:6WBQurErvI9pWjg/Qc+4o673pNrabebSEdyzWGPMYnN9s5:7QurEUWjZZ4dDLIeW7zWGPTNC5

Score

7^/10

upx

Malware Config

Signatures

Loads dropped DLL 8 IoCs

pid	Process
2696	Built.exe
2696	Built.exe
2696	Built.exe
2696	Built.exe
2696	Built.exe
2696	Built.exe
2696	Built.exe
2696	Built.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/files/0x000500000001a47d-74.dat	upx
behavioral1/memory/2696-76-0x000007FEF6280000-0x000007FEF6945000-memory.dmp	upx

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2092 wrote to memory of 2696	2092	Built.exe	30
PID 2092 wrote to memory of 2696	2092	Built.exe	30
PID 2092 wrote to memory of 2696	2092	Built.exe	30

C:\Users\Admin\AppData\Local\Temp\Built.exe
"C:\Users\Admin\AppData\Local\Temp\Built.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2092
- C:\Users\Admin\AppData\Local\Temp\Built.exe
  "C:\Users\Admin\AppData\Local\Temp\Built.exe"
  2⤵
  - Loads dropped DLL
  PID:2696

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\_MEI20922\api-ms-win-core-file-l1-2-0.dll

Filesize
21KB

MD5
1c58526d681efe507deb8f1935c75487

SHA1
0e6d328faf3563f2aae029bc5f2272fb7a742672

SHA256
ef13dce8f71173315dfc64ab839b033ab19a968ee15230e9d4d2c9d558efeee2

SHA512
8edb9a0022f417648e2ece9e22c96e2727976332025c3e7d8f15bcf6d7d97e680d1bf008eb28e2e0bd57787dcbb71d38b2deb995b8edc35fa6852ab1d593f3d1

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI20922\api-ms-win-core-file-l2-1-0.dll

Filesize
18KB

MD5
bfffa7117fd9b1622c66d949bac3f1d7

SHA1
402b7b8f8dcfd321b1d12fc85a1ee5137a5569b2

SHA256
1ea267a2e6284f17dd548c6f2285e19f7edb15d6e737a55391140ce5cb95225e

SHA512
b319cc7b436b1be165cdf6ffcab8a87fe29de78f7e0b14c8f562be160481fb5483289bd5956fdc1d8660da7a3f86d8eede35c6cc2b7c3d4c852decf4b2dcdb7f

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI20922\api-ms-win-core-localization-l1-2-0.dll

Filesize
21KB

MD5
724223109e49cb01d61d63a8be926b8f

SHA1
072a4d01e01dbbab7281d9bd3add76f9a3c8b23b

SHA256
4e975f618df01a492ae433dff0dd713774d47568e44c377ceef9e5b34aad1210

SHA512
19b0065b894dc66c30a602c9464f118e7f84d83010e74457d48e93aaca4422812b093b15247b24d5c398b42ef0319108700543d13f156067b169ccfb4d7b6b7c

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI20922\api-ms-win-core-processthreads-l1-1-1.dll

Filesize
21KB

MD5
517eb9e2cb671ae49f99173d7f7ce43f

SHA1
4ccf38fed56166ddbf0b7efb4f5314c1f7d3b7ab

SHA256
57cc66bf0909c430364d35d92b64eb8b6a15dc201765403725fe323f39e8ac54

SHA512
492be2445b10f6bfe6c561c1fc6f5d1af6d1365b7449bc57a8f073b44ae49c88e66841f5c258b041547fcd33cbdcb4eb9dd3e24f0924db32720e51651e9286be

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI20922\api-ms-win-core-synch-l1-2-0.dll

Filesize
21KB

MD5
1281e9d1750431d2fe3b480a8175d45c

SHA1
bc982d1c750b88dcb4410739e057a86ff02d07ef

SHA256
433bd8ddc4f79aee65ca94a54286d75e7d92b019853a883e51c2b938d2469baa

SHA512
a954e6ce76f1375a8beac51d751b575bbc0b0b8ba6aa793402b26404e45718165199c2c00ccbcba3783c16bdd96f0b2c17addcc619c39c8031becebef428ce77

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI20922\api-ms-win-core-timezone-l1-1-0.dll

Filesize
21KB

MD5
d12403ee11359259ba2b0706e5e5111c

SHA1
03cc7827a30fd1dee38665c0cc993b4b533ac138

SHA256
f60e1751a6ac41f08e46480bf8e6521b41e2e427803996b32bdc5e78e9560781

SHA512
9004f4e59835af57f02e8d9625814db56f0e4a98467041da6f1367ef32366ad96e0338d48fff7cc65839a24148e2d9989883bcddc329d9f4d27cae3f843117d0

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI20922\python312.dll

Filesize
1.7MB

MD5
eb02b8268d6ea28db0ea71bfe24b15d6

SHA1
86f723fcc4583d7d2bd59ca2749d4b3952cd65a5

SHA256
80222651a93099a906be55044024d32e93b841c83554359d6e605d50d11e2e70

SHA512
693bbc3c896ad3c6044c832597f946c778e6c6192def3d662803e330209ec1c68d8d33bd82978279ae66b264a892a366183dcef9a3a777e0a6ee450a928268e2

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI20922\ucrtbase.dll

Filesize
992KB

MD5
0e0bac3d1dcc1833eae4e3e4cf83c4ef

SHA1
4189f4459c54e69c6d3155a82524bda7549a75a6

SHA256
8a91052ef261b5fbf3223ae9ce789af73dfe1e9b0ba5bdbc4d564870a24f2bae

SHA512
a45946e3971816f66dd7ea3788aacc384a9e95011500b458212dc104741315b85659e0d56a41570731d338bdf182141c093d3ced222c007038583ceb808e26fd

Download Submit
memory/2092-130-0x000000013FD20000-0x000000013FD49000-memory.dmp

Filesize
164KB

Download
memory/2696-76-0x000007FEF6280000-0x000007FEF6945000-memory.dmp

Filesize
6.8MB

Download
memory/2696-77-0x000000013FD20000-0x000000013FD49000-memory.dmp

Filesize
164KB

Download