059d6b5ae8b2d23d0828275f33e183c0d4a45170e10c56e37a9f50e6f9756bab

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
24/12/2023, 19:55

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General

Target

0f21b3db87c2e6346e38f1044855c66e.exe
Size

313KB
MD5

0f21b3db87c2e6346e38f1044855c66e
SHA1

dd6de1c20a9718ccad5477a7fc4884169c3c3364
SHA256

059d6b5ae8b2d23d0828275f33e183c0d4a45170e10c56e37a9f50e6f9756bab
SHA512

e66454b7f6c9c6b007233f5da53600d9ee289e28c1fd80d66917ae976edeb2665f34ed39685f0338c44f99cf000f0aa4baa425fe97148dbae7072e5ab58d8b48
SSDEEP

6144:HrK9uEo2S1YnQmCX492DkwNP3qpYFtcM7dZssr+Ixf6LuDTKD2ay9KGYG0LI:Hryu6/eIo4vMResyEf0uP9d9UG0I

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 3 IoCs

pid	Process
2584	0f21b3db87c2e6346e38f1044855c66e.exe
2584	0f21b3db87c2e6346e38f1044855c66e.exe
2584	0f21b3db87c2e6346e38f1044855c66e.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	0f21b3db87c2e6346e38f1044855c66e.exe
Key value enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum	0f21b3db87c2e6346e38f1044855c66e.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2584	0f21b3db87c2e6346e38f1044855c66e.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2584 wrote to memory of 2920	2584	0f21b3db87c2e6346e38f1044855c66e.exe	30
PID 2584 wrote to memory of 2920	2584	0f21b3db87c2e6346e38f1044855c66e.exe	30
PID 2584 wrote to memory of 2920	2584	0f21b3db87c2e6346e38f1044855c66e.exe	30
PID 2584 wrote to memory of 2920	2584	0f21b3db87c2e6346e38f1044855c66e.exe	30

C:\Users\Admin\AppData\Local\Temp\0f21b3db87c2e6346e38f1044855c66e.exe
"C:\Users\Admin\AppData\Local\Temp\0f21b3db87c2e6346e38f1044855c66e.exe"
1⤵
- Loads dropped DLL
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2584
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\_tin7053.bat"
  2⤵
  PID:2920

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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\857FAD6B\cfg\1.ini

Filesize
1KB

MD5
b0e5fe69e4dd9824f96d107586a7805d

SHA1
826aac52777f447568cd42ffeba544eed64475dc

SHA256
b994742e2a6d2e7b00dd1dfd9f3a2a1ffcf1892f2180ca41b038f65134e8e590

SHA512
6e8e9e3687f545eae31e5a2cf8f7b748431d33e29d30a3f9c0de5ee21885efd0190e7ee17e40b4c26d2be26efa29b000c8b4d13727f041efc2e2b580a0ca5414

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\Users\Admin\AppData\Local\Temp\Tsu9621F30D.dll

Filesize
269KB

MD5
af7ce801c8471c5cd19b366333c153c4

SHA1
4267749d020a362edbd25434ad65f98b073581f1

SHA256
cf7e00ba429bc9f27ccfacc49ae367054f40ada6cede9f513cc29a24e88bf49e

SHA512
88655bd940e9b540c4df551fe68135793eceed03f94389b0654637a18b252bf4d3ef73b0c49548b5fa6ba2cf6d9aff79335c4ebcc0b668e008bcc62c40d2a73c

Download Submit
\Users\Admin\AppData\Local\Temp\{AF0848F5-0553-4ED1-AC3A-4D7174EB6A03}\Custom.dll

Filesize
91KB

MD5
c9d3d86ee95ae4d20c80de9ddaa8fa40

SHA1
5f0546ec86f3e27f0eec4d5d5451edc630907654

SHA256
b34ca5ec63459956e72289b6b1d85891377c4ef451b48f42d92ab7d1aad117a9

SHA512
ea895f339e31432497401782a17275cecda18286a158ad191dc1a5c2c3c541205c679689a74ff46c4e4861c7e6d87bf862e54049b419675cadaeea76c400b186

Download Submit
\Users\Admin\AppData\Local\Temp\{AF0848F5-0553-4ED1-AC3A-4D7174EB6A03}\_Setup.dll

Filesize
170KB

MD5
1aabcda403b1a6801317ef9921e80c91

SHA1
082d05c392a00a6045afabc6aece91e5879cbdcc

SHA256
09cd996ee6e10242e7fa0052c7599b293f4ea28b235d270a6bc253d03ffff467

SHA512
a35975b65372335aff47565bb104f918f089c5bc452e5107a8d767b03350a2a7155e8632c54d28f7dc1d79eb637fabb9ad2e0975fef5c86f902d2f35dcd240ae

Download Submit