cf01ff76c1e9f05f683f1d95527926b613fba28624360ba03b5f042c0346460a

Analysis

max time kernel
117s
max time network
119s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
18/01/2024, 05:10

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General

Target

Start11v2-setup.exe
Size

48.7MB
MD5

67339d3878b0390dab5c52e16a328cf5
SHA1

87eb6da8c5375fb1002fa06d39ea34c91dbb3ff3
SHA256

cf01ff76c1e9f05f683f1d95527926b613fba28624360ba03b5f042c0346460a
SHA512

1fa821797c6650053f6ffb0504a42b1f8af33e8b6bc08f07e42dc157fb5815110b97d43a41276ab7ee210652b80382cc93652d5b459b616de88b1c4e46ce7652
SSDEEP

1572864:QGRnm/K7j/QLcvj1Po1DhW7bs5tbbsOG4PBF:QSnmuoIvjFUW/IbfF

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x000c000000014b5b-3.dat	upx
behavioral1/memory/1268-14-0x00000000033A0000-0x0000000003788000-memory.dmp	upx
behavioral1/files/0x000c000000014b5b-12.dat	upx
behavioral1/files/0x000c000000014b5b-10.dat	upx
behavioral1/files/0x000c000000014b5b-7.dat	upx
behavioral1/files/0x000c000000014b5b-6.dat	upx
behavioral1/files/0x000c000000014b5b-15.dat	upx
behavioral1/memory/2244-20-0x0000000000B00000-0x0000000000EE8000-memory.dmp	upx
behavioral1/files/0x000c000000014b5b-21.dat	upx
behavioral1/memory/2244-54-0x0000000000B00000-0x0000000000EE8000-memory.dmp	upx

Executes dropped EXE 1 IoCs

pid	Process
2244	irsetup.exe

Loads dropped DLL 5 IoCs

pid	Process
1268	Start11v2-setup.exe
1268	Start11v2-setup.exe
1268	Start11v2-setup.exe
1268	Start11v2-setup.exe
2244	irsetup.exe

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

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2244	irsetup.exe
2244	irsetup.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1268 wrote to memory of 2244	1268	Start11v2-setup.exe	28
PID 1268 wrote to memory of 2244	1268	Start11v2-setup.exe	28
PID 1268 wrote to memory of 2244	1268	Start11v2-setup.exe	28
PID 1268 wrote to memory of 2244	1268	Start11v2-setup.exe	28
PID 1268 wrote to memory of 2244	1268	Start11v2-setup.exe	28
PID 1268 wrote to memory of 2244	1268	Start11v2-setup.exe	28
PID 1268 wrote to memory of 2244	1268	Start11v2-setup.exe	28

C:\Users\Admin\AppData\Local\Temp\Start11v2-setup.exe
"C:\Users\Admin\AppData\Local\Temp\Start11v2-setup.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1268
- C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe
  "C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe" __IRAOFF:1936418 "__IRAFN:C:\Users\Admin\AppData\Local\Temp\Start11v2-setup.exe" "__IRCT:3" "__IRTSS:0" "__IRSID:S-1-5-21-3601492379-692465709-652514833-1000"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of SetWindowsHookEx
  PID:2244

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\_ir_sf_temp_0\irsetup.exe

Filesize
308KB

MD5
b978ad8cbff95a0c15f7c251e889938f

SHA1
d216ce2d1ec9a9f1b1e24ca7f310c63a7baa6718

SHA256
29b1c67b829f5c4935a70916195025068ad78b55426deaf7c98d9f7d406cc4ff

SHA512
7fa5418993fb2adb80ff47901e082f230a143d6924f31e621e5f38d3f5f7780c8264b4abc9078b7f8c6055153319b3eb85ae752dd05cd95a9799079a1f61ef57

Download Submit
C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe

Filesize
325KB

MD5
a0c83ffeb7b74f75740d0752f9d5d52f

SHA1
66351501869a3df9852084398762493d7ddc4a4a

SHA256
a940eb51115a33b60aa6e89ef9bdd99d5a9ae853980eddeff72746071a801b93

SHA512
6436cbe40f3bbf1cacaf2e5018a53fd23de52ed9ddcd2b6e6133a2faca8fd3e0e841f5ded7eab96b9930b41d5b3074699fdbabdb75378928a58b3624f332f558

Download Submit
C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe

Filesize
893KB

MD5
039afa525b9d8d821cac98e362a89142

SHA1
9d34684ba13c994066c74ad5259992dbd3291d38

SHA256
009b091d40cd06f706ab99e722c1619d24668d57c9f1e29140320d59a4396e6d

SHA512
4191871107ddb742aa3524b785928695be0968105558b0a5f7e344caab6394565848a146786b4fa00b0c56ef535151016425b516b13763f90f9630e5751cc5e4

Download Submit
C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\lua5.1.dll

Filesize
285KB

MD5
7cb707b7d937d4c29e667ec3d57707e0

SHA1
85b78b2b597bbad78a8912a0ce47696f8f0a1f5c

SHA256
b4a89d59b9fd4e43684069a5ac20642c6eaae65e0a38dd4fdb5f5010d1029926

SHA512
4cecfd79b7d8a6acb1559fea8cfda123035b8c772d06b43bebe46aed94707fd2d7f96f4749b3f69270f78f763184baeadf5bd5c45b96d0163c8489857d21b17f

Download Submit
\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe

Filesize
307KB

MD5
10df39da85f475a2a338dafe7f070d5a

SHA1
f6c7f919d16d959991ca89654241936a74e8a67d

SHA256
865c2c69ab995ba2275b4f78f82a4f26256515a1fd3f80e935ad7c3c3022648d

SHA512
d777bcc6924fe2229d7af2eed8426d37b19fd1302e8af158aafe0a83df7766338ddad7a94d9c78bc6d0262d0ba6de24858535ed16e5e40bcc8c14c7be1cf00e9

Download Submit
\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe

Filesize
309KB

MD5
ab83f31bedc607b70927b05fa8c6c27a

SHA1
3d899679fe14e73bb27f6e8523183eb6b56b60f5

SHA256
fd8f409e2e29f1de2fd019ef9fe85304f8e7260b31b98ab0a1ba31be2ebfbee1

SHA512
74793a090c10b9b4a97b41a4cd87cf2164817e8347e05feb25d42d15b5447708d8ba9446701bb8c6c7ca9471ae482efe0d6f5f158ad6a864ea3813c01543399b

Download Submit
\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe

Filesize
1.1MB

MD5
2574399d99623c5535c90068d94a6315

SHA1
c79d8066f63f94d9daabd426913ecee2c763ca6d

SHA256
37f2db4f3d9f4070ce72137ef6aef9842d488bfb4e19493ab4ce146e4cdf21b9

SHA512
be7bad36b9e04ec4b327c5d6beaecc7035ce5df239485a62c60dfde35c824e384add68b6e736cf3cc28d7a9a6f7c2382d17c280a96ed668ef6635dce057693be

Download Submit
\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe

Filesize
333KB

MD5
2d17789ef0dbe84178cdc838937fe550

SHA1
04b98339cf54b0c9646bc72b383027a643d93de0

SHA256
5d2a0423e964bd304c3beee89a54a6a7fb034550f15150dc9a116f9c70bc861a

SHA512
fbca936bf1a357643529298e7dee005c8d57fe4616f8445e52baca6ad5e5120acec18a47c885e2cb8570bcea4bf697d096d455aa49a997432dac6fff2de0a34a

Download Submit
\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\lua5.1.dll

Filesize
253KB

MD5
ca9c1e7da7315e48de930f0b3d41456e

SHA1
3de8babe0a9c0cc709fdaa580612241fd83a3d2f

SHA256
bbcc9227fc25d24ce7e5737fe1d1e822e98f2386aea06bd170b4ab0dbd66df99

SHA512
fc973f56f9464be04fe14fcf94bac8a0818299787d16e3b53225a7d6de9c9861dbe86b15ab6ace07a137e6d3b2cd3c398c840b4ad94c8f5d104868292ba90270

Download Submit
memory/1268-19-0x00000000033A0000-0x0000000003788000-memory.dmp

Filesize
3.9MB

Download
memory/1268-17-0x00000000033A0000-0x0000000003788000-memory.dmp

Filesize
3.9MB

Download
memory/1268-14-0x00000000033A0000-0x0000000003788000-memory.dmp

Filesize
3.9MB

Download
memory/2244-20-0x0000000000B00000-0x0000000000EE8000-memory.dmp

Filesize
3.9MB

Download
memory/2244-54-0x0000000000B00000-0x0000000000EE8000-memory.dmp

Filesize
3.9MB

Download