b26a7163fd17e551db0e433f94f3da3238501a7a65bc07b895880107382e1183

Analysis

max time kernel
90s
max time network
132s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
21/10/2022, 03:18

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General

Target

b26a7163fd17e551db0e433f94f3da3238501a7a65bc07b895880107382e1183.exe
Size

327KB
MD5

4fe3a1e05f45b5ae3058c9b775607bb0
SHA1

d2a8130854a7cf9ea0ea58306939f459ce339ae3
SHA256

b26a7163fd17e551db0e433f94f3da3238501a7a65bc07b895880107382e1183
SHA512

59e11b366aeb0a4437c9e02033fa8ab3be2ce449d217af8840d6317c157248c8b6290baa31bfe3c8752505aba28655f3d333f874274bbf5082d1cf38bd66df38
SSDEEP

6144:DrwbUzkuvcBYC47l2xjkCLZhnP5PFcFjYbxfX1wKFw9+1BFsdL+Fu1/:DrlkuveY3TAZhhPqFjYbxfOKF0+ZhFuV

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 3 IoCs

pid	Process
992	b26a7163fd17e551db0e433f94f3da3238501a7a65bc07b895880107382e1183.exe
992	b26a7163fd17e551db0e433f94f3da3238501a7a65bc07b895880107382e1183.exe
992	b26a7163fd17e551db0e433f94f3da3238501a7a65bc07b895880107382e1183.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	b26a7163fd17e551db0e433f94f3da3238501a7a65bc07b895880107382e1183.exe
Key value enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum	b26a7163fd17e551db0e433f94f3da3238501a7a65bc07b895880107382e1183.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
992	b26a7163fd17e551db0e433f94f3da3238501a7a65bc07b895880107382e1183.exe
992	b26a7163fd17e551db0e433f94f3da3238501a7a65bc07b895880107382e1183.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 992 wrote to memory of 3188	992	b26a7163fd17e551db0e433f94f3da3238501a7a65bc07b895880107382e1183.exe	83
PID 992 wrote to memory of 3188	992	b26a7163fd17e551db0e433f94f3da3238501a7a65bc07b895880107382e1183.exe	83
PID 992 wrote to memory of 3188	992	b26a7163fd17e551db0e433f94f3da3238501a7a65bc07b895880107382e1183.exe	83

C:\Users\Admin\AppData\Local\Temp\b26a7163fd17e551db0e433f94f3da3238501a7a65bc07b895880107382e1183.exe
"C:\Users\Admin\AppData\Local\Temp\b26a7163fd17e551db0e433f94f3da3238501a7a65bc07b895880107382e1183.exe"
1⤵
- Loads dropped DLL
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:992
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\_tin5331.bat"
  2⤵
  PID:3188

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

Replay Monitor

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Downloads

C:\ProgramData\InstallMate\464FC710\cfg\1.ini

Filesize
368B

MD5
3a9830a2f57ef1e602de02bd9cc8eb56

SHA1
5135a0295755e536b833c6c6010900ff99cdbabf

SHA256
8d138bedf3228f7ef9405940526a73f49395fd2917aa22e7d5596297e222da42

SHA512
87ed85acdc1509bb02e437f50e7a90695f66b2a7a996a526f0310ba277de9ce8d7343983e2ae0b5dbedcca832bb90da802d7182972f1b14be0a203cfbd14cc41

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tsu1CF39745.dll

Filesize
269KB

MD5
af7ce801c8471c5cd19b366333c153c4

SHA1
4267749d020a362edbd25434ad65f98b073581f1

SHA256
cf7e00ba429bc9f27ccfacc49ae367054f40ada6cede9f513cc29a24e88bf49e

SHA512
88655bd940e9b540c4df551fe68135793eceed03f94389b0654637a18b252bf4d3ef73b0c49548b5fa6ba2cf6d9aff79335c4ebcc0b668e008bcc62c40d2a73c

Download Submit
C:\Users\Admin\AppData\Local\Temp\_tin5331.bat

Filesize
50B

MD5
3e64d770bbb71a478c841373977529a4

SHA1
89b1ef21e66d3f04d255ca8d74e16bdc699036a2

SHA256
09e827b2650e4eea9a541fd08b40400e59efd9bec65927126fbf1068958db608

SHA512
f297635f5ebf2edf044694bb64179b07fb7f98e43eabfeb01327a4df3606c0a51b9ab2cfae86bbd13364441a88ad57513b7518ab1ae1522c2406036405ad9ece

Download Submit
C:\Users\Admin\AppData\Local\Temp\{FAA8676C-C7A1-4DB7-AF5C-8F83214B459A}\Custom.dll

Filesize
91KB

MD5
7d9e0bfbf23ad152a2ca7509c40e3123

SHA1
55174b056a3643767712caf0cf5055110edbb90c

SHA256
ce21cf2cf68645d7fa1a0114622fd0e9122c4bafb5b0b2d4770e0570c4134c15

SHA512
844992ce1fafb3db4c2dba7412b657e67c3251f677bf21f77bbb3ad104da8a03c20bd530d326b3e7eed37f72af9211cd32881b3b211adb24b90bc898c8e45cb5

Download Submit
C:\Users\Admin\AppData\Local\Temp\{FAA8676C-C7A1-4DB7-AF5C-8F83214B459A}\_Setup.dll

Filesize
183KB

MD5
3530911a0588f1bbae2d8bba350b4474

SHA1
998bd2fe9abc3a81669330353b695e4d879b5e93

SHA256
4c2fdb86e7690e62dfd26a9b36d6b5f7a12b11d33c40ff0faa1aca54b667b6ee

SHA512
f183b9338232a59b000c758726c24cbbf74d7e5e3ad02da4977400ef9bcf1320ff211647de6a9273afc6605efc15257a838482810de828c4605f294b6faa6e14

Download Submit