1a20b7cb976cec53ecd52e016f00d60cc671c60653be3304e8538fb7892f0ad4

Analysis

max time kernel
122s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 08:44

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General

Target

1a20b7cb976cec53ecd52e016f00d60cc671c60653be3304e8538fb7892f0ad4.exe
Size

316KB
MD5

d4429984ab26cf0369e03181a03aef35
SHA1

d3df8b7e03cb698fa8dd4a3cb3753bf92ed2a84d
SHA256

1a20b7cb976cec53ecd52e016f00d60cc671c60653be3304e8538fb7892f0ad4
SHA512

67ef962764f5d8106f720abd40cec701d03bc23da99484feca47d185209c9400c3c205db3fbd459d45135c26bcf41d6cbf167f49c6c2be4e77668e804e7c5b57
SSDEEP

6144:WrYbUzkuvcBYC47l2xLnvhueEZdkKQ3+7Oj7hTOVA1HWZs:WrdkuveY3CvI5Zdkj6OEu1HSs

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 3 IoCs

Processes:

1a20b7cb976cec53ecd52e016f00d60cc671c60653be3304e8538fb7892f0ad4.exe

pid	process
3256	1a20b7cb976cec53ecd52e016f00d60cc671c60653be3304e8538fb7892f0ad4.exe
3256	1a20b7cb976cec53ecd52e016f00d60cc671c60653be3304e8538fb7892f0ad4.exe
3256	1a20b7cb976cec53ecd52e016f00d60cc671c60653be3304e8538fb7892f0ad4.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

Processes:

1a20b7cb976cec53ecd52e016f00d60cc671c60653be3304e8538fb7892f0ad4.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	1a20b7cb976cec53ecd52e016f00d60cc671c60653be3304e8538fb7892f0ad4.exe
Key value enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum	1a20b7cb976cec53ecd52e016f00d60cc671c60653be3304e8538fb7892f0ad4.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

1a20b7cb976cec53ecd52e016f00d60cc671c60653be3304e8538fb7892f0ad4.exe

pid	process
3256	1a20b7cb976cec53ecd52e016f00d60cc671c60653be3304e8538fb7892f0ad4.exe
3256	1a20b7cb976cec53ecd52e016f00d60cc671c60653be3304e8538fb7892f0ad4.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

1a20b7cb976cec53ecd52e016f00d60cc671c60653be3304e8538fb7892f0ad4.exe

description	pid	process	target process
PID 3256 wrote to memory of 3624	3256	1a20b7cb976cec53ecd52e016f00d60cc671c60653be3304e8538fb7892f0ad4.exe	cmd.exe
PID 3256 wrote to memory of 3624	3256	1a20b7cb976cec53ecd52e016f00d60cc671c60653be3304e8538fb7892f0ad4.exe	cmd.exe
PID 3256 wrote to memory of 3624	3256	1a20b7cb976cec53ecd52e016f00d60cc671c60653be3304e8538fb7892f0ad4.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\1a20b7cb976cec53ecd52e016f00d60cc671c60653be3304e8538fb7892f0ad4.exe
"C:\Users\Admin\AppData\Local\Temp\1a20b7cb976cec53ecd52e016f00d60cc671c60653be3304e8538fb7892f0ad4.exe"
1⤵
- Loads dropped DLL
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3256

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\_tin674E.bat"
2⤵
PID:3624

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\6B554480\cfg\1.ini

Filesize
368B

MD5
3a9830a2f57ef1e602de02bd9cc8eb56

SHA1
5135a0295755e536b833c6c6010900ff99cdbabf

SHA256
8d138bedf3228f7ef9405940526a73f49395fd2917aa22e7d5596297e222da42

SHA512
87ed85acdc1509bb02e437f50e7a90695f66b2a7a996a526f0310ba277de9ce8d7343983e2ae0b5dbedcca832bb90da802d7182972f1b14be0a203cfbd14cc41

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tsu324E4126.dll

Filesize
269KB

MD5
af7ce801c8471c5cd19b366333c153c4

SHA1
4267749d020a362edbd25434ad65f98b073581f1

SHA256
cf7e00ba429bc9f27ccfacc49ae367054f40ada6cede9f513cc29a24e88bf49e

SHA512
88655bd940e9b540c4df551fe68135793eceed03f94389b0654637a18b252bf4d3ef73b0c49548b5fa6ba2cf6d9aff79335c4ebcc0b668e008bcc62c40d2a73c

Download Submit
C:\Users\Admin\AppData\Local\Temp\_tin674E.bat

Filesize
50B

MD5
6753e45d7fedfe3b84e1f50b6d081cda

SHA1
0530e5a2ccf25f723a9bb6302996b0b1a4316383

SHA256
e9caf26ccad85cecb234fb548aae03f7fdbfba18388e910d8c82f9ffd0f84492

SHA512
a65a0ee6f109c0fb74ddd97f393201c4684b1813c845518a79bae4e202554505b68cea0f701f4a8d3153c24e1d89dd2c006ecc8ce9b5d53834ddbfc842f42586

Download Submit
C:\Users\Admin\AppData\Local\Temp\{A4E297DA-69ED-4F1E-ADF5-21CF7F01B52C}\Custom.dll

Filesize
91KB

MD5
81856796ffc64fadd39fa921a1b45ddb

SHA1
360313131e7ae57002c2403dfc48bc20718d2cb0

SHA256
ec9146dfb838ad477bdf3cbde578baf014c8151d741559568dcb3803d6c9a0eb

SHA512
299771bc1f57eeb59665cfcfaedd0c4c196771173f1b65cfa21a1592ab46ab8a1733ef4a7560a74adde00c075dc7147ab9d0a885c5c7e0218f1f955b39aa2be0

Download Submit
C:\Users\Admin\AppData\Local\Temp\{A4E297DA-69ED-4F1E-ADF5-21CF7F01B52C}\_Setup.dll

Filesize
173KB

MD5
40ff5ae516fc869ef29e59f018d8f17f

SHA1
ed8642cf6c47a331037a01ccd27e92f94ffa9835

SHA256
e35b1cbd557c01edde9ea29e44a6fc11dee2d131964070b15b6f0f1bc5a5ec83

SHA512
8da81741a31f84490c9c25990fc17cb0c4a75ba6a7ff03069413d5dc6f49cafd97118a7bb4af94d10768be895b086b7ea1d5c49d27e0110587fdaf6fd7129cbc

Download Submit
memory/3624-135-0x0000000000000000-mapping.dmp

Download