f83f81d50f3f37b053e7dea8a988f6e0f7b44f2ee8696ee727b4d5bd4f64d134

Analysis

max time kernel
45s
max time network
50s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
29/10/2022, 19:22

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General

Target

f83f81d50f3f37b053e7dea8a988f6e0f7b44f2ee8696ee727b4d5bd4f64d134.exe
Size

316KB
MD5

842e38ccb449b067d54c5eb5d391a8b0
SHA1

b179f34ddfcbf946b9d49a3e33903c1be0327408
SHA256

f83f81d50f3f37b053e7dea8a988f6e0f7b44f2ee8696ee727b4d5bd4f64d134
SHA512

d8fee7c617f1d425ffd7df8a73896ce5cdaad1b1d75b980209c856608d5fbf77cf777a9ccf947a09508ea36daa91fa4a94e2122d4d380d909f1c07fcc1f960f5
SSDEEP

6144:trJbUzkuvcBYC47l2xuNfL2pAgWriSTb3Z9xuzSCR2bS5:tr6kuveY3TT2XdGp9xRC4bS5

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 3 IoCs

pid	Process
1200	f83f81d50f3f37b053e7dea8a988f6e0f7b44f2ee8696ee727b4d5bd4f64d134.exe
1200	f83f81d50f3f37b053e7dea8a988f6e0f7b44f2ee8696ee727b4d5bd4f64d134.exe
1200	f83f81d50f3f37b053e7dea8a988f6e0f7b44f2ee8696ee727b4d5bd4f64d134.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	f83f81d50f3f37b053e7dea8a988f6e0f7b44f2ee8696ee727b4d5bd4f64d134.exe
Key value enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum	f83f81d50f3f37b053e7dea8a988f6e0f7b44f2ee8696ee727b4d5bd4f64d134.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1200	f83f81d50f3f37b053e7dea8a988f6e0f7b44f2ee8696ee727b4d5bd4f64d134.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1200 wrote to memory of 1724	1200	f83f81d50f3f37b053e7dea8a988f6e0f7b44f2ee8696ee727b4d5bd4f64d134.exe	29
PID 1200 wrote to memory of 1724	1200	f83f81d50f3f37b053e7dea8a988f6e0f7b44f2ee8696ee727b4d5bd4f64d134.exe	29
PID 1200 wrote to memory of 1724	1200	f83f81d50f3f37b053e7dea8a988f6e0f7b44f2ee8696ee727b4d5bd4f64d134.exe	29
PID 1200 wrote to memory of 1724	1200	f83f81d50f3f37b053e7dea8a988f6e0f7b44f2ee8696ee727b4d5bd4f64d134.exe	29

C:\Users\Admin\AppData\Local\Temp\f83f81d50f3f37b053e7dea8a988f6e0f7b44f2ee8696ee727b4d5bd4f64d134.exe
"C:\Users\Admin\AppData\Local\Temp\f83f81d50f3f37b053e7dea8a988f6e0f7b44f2ee8696ee727b4d5bd4f64d134.exe"
1⤵
- Loads dropped DLL
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1200
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\_tin240F.bat"
  2⤵
  PID:1724

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\InstallMate\2CE620EE\cfg\1.ini

Filesize
853B

MD5
34313da90018ff348d299ee6515866b7

SHA1
459bc1c3b3ac1c9216cfde0299e6444386c5ad4f

SHA256
a0afc43fa37ff5231375902fcfd67e2f03665069030d682fc389641dfaec1cd4

SHA512
a14c349a15e496289ccabc45f73980c87b0b26d2f296b3ac926a11b6c387b5bf1f65a7ead1fb1752d88810179c213682195f6de1671f6a6bd68aa0fb27d92c05

Download Submit
C:\Users\Admin\AppData\Local\Temp\_tin240F.bat

Filesize
50B

MD5
4c5f25488e3c15658b720598f069b452

SHA1
93e2dac6116d9fe5673931e5fe3803bbe377e055

SHA256
aa152ee15b4e457ff418a4c5460c8bcb020eb2172c29ca5cc810400fe4e258e9

SHA512
0411ee0ab2337d88203889f09a0a5977c9d5b1cd8dce331675876c75222aef00d029762640018c6f11c3859d2e6b3551119794be9ed29795d38d05eb40c5301e

Download Submit
\Users\Admin\AppData\Local\Temp\TsuE7B7D481.dll

Filesize
269KB

MD5
af7ce801c8471c5cd19b366333c153c4

SHA1
4267749d020a362edbd25434ad65f98b073581f1

SHA256
cf7e00ba429bc9f27ccfacc49ae367054f40ada6cede9f513cc29a24e88bf49e

SHA512
88655bd940e9b540c4df551fe68135793eceed03f94389b0654637a18b252bf4d3ef73b0c49548b5fa6ba2cf6d9aff79335c4ebcc0b668e008bcc62c40d2a73c

Download Submit
\Users\Admin\AppData\Local\Temp\{D9C4DC0D-D5E5-4A14-A8FF-9DC70227FEFB}\Custom.dll

Filesize
91KB

MD5
aab03c84db6cba9639d49888a5f0cae1

SHA1
f27e6a68da55cb9b6e25b1ddf1c21a77bf6605ae

SHA256
72041aa64738b7cfbf8c10d8c8fcadf208240d3d69f0d546e2a923ed9a79cd32

SHA512
9c5c935e041d3f7388b9abb4ce20b02a0a9b6d8616182bf717431dac38686f983eb2da2893b60106367970c7a13b845df46279c1a8d64263873ccf1505e731c0

Download Submit
\Users\Admin\AppData\Local\Temp\{D9C4DC0D-D5E5-4A14-A8FF-9DC70227FEFB}\_Setup.dll

Filesize
173KB

MD5
0518cb1e0dc406122ccdabd50aeafb76

SHA1
53e860574019872b2a740b4bc345db7972b06a87

SHA256
77e1fae9a24895805780626e4a27a75d91528e73830a7dc33b154fb868b70df2

SHA512
989fcf7d0a2cec0d8bafeb08f1f4a3a8f44a6a5d4e6831ff993e907d88b8226d89c5235b03e421d4802071edb0787b36c11c39f0faebe7edd2fca9e33989c40c

Download Submit
memory/1200-55-0x0000000075AC1000-0x0000000075AC3000-memory.dmp

Filesize
8KB

Download