fb025a0aa34315c3287c087cc598598732f8e96cbcba4cd5ea2d728a270e5467

Resubmissions

12-05-2024 04:36

240512-e8aqxsca79 6

12-05-2024 04:26

240512-e2tkfsbf56 9

12-05-2024 04:22

240512-ezqqsabe56 10

12-05-2024 04:18

240512-ewyxzsbd26 8

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
12-05-2024 04:22

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General

Target

Synapse.exe
Size

17.5MB
MD5

0c015a50850cec3d831b97980180b73b
SHA1

3a95c7334e446975d3d22a753075f4941a00177c
SHA256

fb025a0aa34315c3287c087cc598598732f8e96cbcba4cd5ea2d728a270e5467
SHA512

47f49f646f0141f0f5cba08269ef3780f2e1d85707f32b94c363c208af827b82c0e1d98355da1e0240cb93eca6d3337b382db84a549ba93759bb719383eb2e84
SSDEEP

393216:pv90+5gDTj5L1V8dXurEUWjsrfTbEkPKkvbuK+x:l9PkNRkdb8fTbIkSK+

Score

7^/10

upx

Malware Config

Signatures

Loads dropped DLL 7 IoCs

pid	Process
2804	Synapse.exe
2804	Synapse.exe
2804	Synapse.exe
2804	Synapse.exe
2804	Synapse.exe
2804	Synapse.exe
2804	Synapse.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x0005000000019db1-142.dat	upx

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1940 wrote to memory of 2804	1940	Synapse.exe	28
PID 1940 wrote to memory of 2804	1940	Synapse.exe	28
PID 1940 wrote to memory of 2804	1940	Synapse.exe	28

C:\Users\Admin\AppData\Local\Temp\Synapse.exe
"C:\Users\Admin\AppData\Local\Temp\Synapse.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1940
- C:\Users\Admin\AppData\Local\Temp\Synapse.exe
  "C:\Users\Admin\AppData\Local\Temp\Synapse.exe"
  2⤵
  - Loads dropped DLL
  PID:2804

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\_MEI19402\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\_MEI19402\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\_MEI19402\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\_MEI19402\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\_MEI19402\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\_MEI19402\python312.dll

Filesize
1.7MB

MD5
8f9e3a154ef42634941f6b8b0e7596d5

SHA1
bf6a86ed4fe5ef5cd6fa3481a57415abd7d89fa1

SHA256
cc947a9fcd6d569d60960758a6226e27dfe9ed8ca2cec3105ae99a711b1be3a9

SHA512
42c2a57324c32fdf00ed671c8efe419e4dcb3842f630a2fddc9714285c27a6ca5d9e065ea31e0a7a5834cc8c78855984627891dc376a637815ac27f0cdcee519

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI19402\ucrtbase.dll

Filesize
992KB

MD5
0e0bac3d1dcc1833eae4e3e4cf83c4ef

SHA1
4189f4459c54e69c6d3155a82524bda7549a75a6

SHA256
8a91052ef261b5fbf3223ae9ce789af73dfe1e9b0ba5bdbc4d564870a24f2bae

SHA512
a45946e3971816f66dd7ea3788aacc384a9e95011500b458212dc104741315b85659e0d56a41570731d338bdf182141c093d3ced222c007038583ceb808e26fd

Download Submit
memory/2804-144-0x000007FEF54F0000-0x000007FEF5BB5000-memory.dmp

Filesize
6.8MB

Download