99ff250055f76fe028c04b9843296dec426047aa23e80d90c566d97cccdf4f30

Analysis

max time kernel
169s
max time network
226s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
27/11/2022, 16:04

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General

Target

99ff250055f76fe028c04b9843296dec426047aa23e80d90c566d97cccdf4f30.exe
Size

313KB
MD5

b3940f6473565e7790f2202e5ce96e4a
SHA1

72ab02e6bd33a7a7903fcd1f41acd4bd90ff2468
SHA256

99ff250055f76fe028c04b9843296dec426047aa23e80d90c566d97cccdf4f30
SHA512

188aa54fd828ddbfc4c114d060d44fe41297be7c598b097ff121e100412e8c2607b66936781b6b053e47e14f7a64960933b7be4c78e5ea172423ad8926d3e583
SSDEEP

6144:prJ9uEo2S1YnQmCX492DkwNP3qpYFQiY0Z56GICaNRCVEumbcF6ov5d889PgLVDY:prfu6/eIo4jVW5soVCcQovoO0DJM+Er

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 3 IoCs

pid	Process
1224	99ff250055f76fe028c04b9843296dec426047aa23e80d90c566d97cccdf4f30.exe
1224	99ff250055f76fe028c04b9843296dec426047aa23e80d90c566d97cccdf4f30.exe
1224	99ff250055f76fe028c04b9843296dec426047aa23e80d90c566d97cccdf4f30.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 value enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum	99ff250055f76fe028c04b9843296dec426047aa23e80d90c566d97cccdf4f30.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	99ff250055f76fe028c04b9843296dec426047aa23e80d90c566d97cccdf4f30.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1224	99ff250055f76fe028c04b9843296dec426047aa23e80d90c566d97cccdf4f30.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1224 wrote to memory of 860	1224	99ff250055f76fe028c04b9843296dec426047aa23e80d90c566d97cccdf4f30.exe	31
PID 1224 wrote to memory of 860	1224	99ff250055f76fe028c04b9843296dec426047aa23e80d90c566d97cccdf4f30.exe	31
PID 1224 wrote to memory of 860	1224	99ff250055f76fe028c04b9843296dec426047aa23e80d90c566d97cccdf4f30.exe	31
PID 1224 wrote to memory of 860	1224	99ff250055f76fe028c04b9843296dec426047aa23e80d90c566d97cccdf4f30.exe	31

C:\Users\Admin\AppData\Local\Temp\99ff250055f76fe028c04b9843296dec426047aa23e80d90c566d97cccdf4f30.exe
"C:\Users\Admin\AppData\Local\Temp\99ff250055f76fe028c04b9843296dec426047aa23e80d90c566d97cccdf4f30.exe"
1⤵
- Loads dropped DLL
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1224
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\_tin34ED.bat"
  2⤵
  PID:860

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\8609366E\cfg\1.ini

Filesize
1KB

MD5
7ff08c92d39c5334f8abfc6bb6b47a8b

SHA1
b781e9a7578987a2a596485ade5f03eef995da0b

SHA256
a26eeb5be7fcdf8e90004f2cf71af83f1e995a21832886ac1d776bebc0892a51

SHA512
d023847450e1f37a3d2dd5450212145a614c33b6637c7e082197b8b218b19c0b447fe5db9ca97d8472db58d920945ab893611e13362e9631f20b42cf5b2d63f7

Download Submit
C:\Users\Admin\AppData\Local\Temp\_tin34ED.bat

Filesize
50B

MD5
d3a3435c9074b115a13de3d13a454c7f

SHA1
0f22c2fb83306cd403c91e3f3e43f29626cfa286

SHA256
d8c6616e96413775bb2e400f3fb8506575f4968459741b01cb275f8981743283

SHA512
b1da9612a5987d2dc1d2dc45dd37b529ac33ed484987c0533486adf13b688e09d33c10b07d93fcc4b7156fbabdfc8c71919ddfbfb22f4b3bbf06e0e863a33945

Download Submit
\Users\Admin\AppData\Local\Temp\Tsu21F809AA.dll

Filesize
269KB

MD5
af7ce801c8471c5cd19b366333c153c4

SHA1
4267749d020a362edbd25434ad65f98b073581f1

SHA256
cf7e00ba429bc9f27ccfacc49ae367054f40ada6cede9f513cc29a24e88bf49e

SHA512
88655bd940e9b540c4df551fe68135793eceed03f94389b0654637a18b252bf4d3ef73b0c49548b5fa6ba2cf6d9aff79335c4ebcc0b668e008bcc62c40d2a73c

Download Submit
\Users\Admin\AppData\Local\Temp\{AE8ACB24-4C43-4E9B-AC70-04617569E9D2}\Custom.dll

Filesize
91KB

MD5
396573acf88c363e3406677f3353d886

SHA1
95d078a2ff0eb1a884b932e08805cf178796b19b

SHA256
e269f87987fb85313f0d1b276656020470b04e5e545784f5b3e03f9ca611b482

SHA512
a5a0c72287044ebeba9ec45f46716592b945479a219b71a78e070f842a6d1c9c0c79d253946bf793b19b9dbbc2b05459ff7fdb0efaadc474c0b5190d828cc6b6

Download Submit
\Users\Admin\AppData\Local\Temp\{AE8ACB24-4C43-4E9B-AC70-04617569E9D2}\_Setup.dll

Filesize
169KB

MD5
4e96799dae53f059efc83a26d1a3e0f1

SHA1
d4ce1ea0710338d4113e4079882d5995f2e1d23b

SHA256
0b705033c702abe5165a1017ea922465bb4600c34708bd3275d13c766669cf7c

SHA512
ad6328bd01d90cc8075467cc6b59808c39b59e99d61eeaa66039f4e614fba4b6b720f8ac2ca6e17ff05aa33ed3230ff73180340edfdd8221de699fe0fbefee81

Download Submit
memory/1224-55-0x00000000759F1000-0x00000000759F3000-memory.dmp

Filesize
8KB

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