b499ef18edbb7f3d2443cc95e6ce0581d76abb6dcefbcdc2b9f7a0909a35f5db

General

Target

3b6335a0e5392103d729d6fb6a3e89b2.exe
Size

302KB
MD5

3b6335a0e5392103d729d6fb6a3e89b2
SHA1

00a33532ca3e9870c16851fbe96c652f1f45aa56
SHA256

b499ef18edbb7f3d2443cc95e6ce0581d76abb6dcefbcdc2b9f7a0909a35f5db
SHA512

b31f27488f0ef90ca2938a826b7ba50fd4fa8c15499bf9798a433de01b14cf58254f34ff27fb9b45b2787dba737d3b2d73f19f21cb46070e61b3a189733b9240
SSDEEP

3072:4BcRT8mcLE5d801+UGEzaZu6/zVTfd5FKPh+82CeHNxP/NJgETvgwVHu0EX3N+r5:ScRgmDeVU+/zJFq+WM/QETvWmQ

Score

7^/10

upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2124	3b6335a0e5392103d729d6fb6a3e89b2.exe

Executes dropped EXE 1 IoCs

pid	Process
2124	3b6335a0e5392103d729d6fb6a3e89b2.exe

Loads dropped DLL 1 IoCs

pid	Process
1032	3b6335a0e5392103d729d6fb6a3e89b2.exe

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1032-0-0x0000000000400000-0x00000000004E0000-memory.dmp	upx
behavioral1/files/0x000a000000012243-11.dat	upx
behavioral1/files/0x000a000000012243-17.dat	upx

Modifies system certificate store 2 TTPs 4 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	3b6335a0e5392103d729d6fb6a3e89b2.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\SystemCertificates\CA\Certificates\A053375BFE84E8B748782C7CEE15827A6AF5A405	3b6335a0e5392103d729d6fb6a3e89b2.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\SystemCertificates\CA\Certificates\A053375BFE84E8B748782C7CEE15827A6AF5A405\Blob = 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	3b6335a0e5392103d729d6fb6a3e89b2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	3b6335a0e5392103d729d6fb6a3e89b2.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1032	3b6335a0e5392103d729d6fb6a3e89b2.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1032	3b6335a0e5392103d729d6fb6a3e89b2.exe
2124	3b6335a0e5392103d729d6fb6a3e89b2.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1032 wrote to memory of 2124	1032	3b6335a0e5392103d729d6fb6a3e89b2.exe	29
PID 1032 wrote to memory of 2124	1032	3b6335a0e5392103d729d6fb6a3e89b2.exe	29
PID 1032 wrote to memory of 2124	1032	3b6335a0e5392103d729d6fb6a3e89b2.exe	29
PID 1032 wrote to memory of 2124	1032	3b6335a0e5392103d729d6fb6a3e89b2.exe	29

C:\Users\Admin\AppData\Local\Temp\3b6335a0e5392103d729d6fb6a3e89b2.exe
"C:\Users\Admin\AppData\Local\Temp\3b6335a0e5392103d729d6fb6a3e89b2.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1032
- C:\Users\Admin\AppData\Local\Temp\3b6335a0e5392103d729d6fb6a3e89b2.exe
  C:\Users\Admin\AppData\Local\Temp\3b6335a0e5392103d729d6fb6a3e89b2.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2124

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Subvert Trust Controls

1

T1553

Install Root Certificate

1

T1553.004

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\3b6335a0e5392103d729d6fb6a3e89b2.exe

Filesize
302KB

MD5
cdc15ad4b2d2a855180a637903133330

SHA1
7bc7afc6e153482dabfe36b4bdce6ed06baf8ca7

SHA256
4c372f63d9b80b49f8aa38ba74a774f39d03b5553f437c1f4b0c1e1b921306ec

SHA512
502e9f465133a3566cc1ab9a351324ddfcaace151bde158f29060c0831ba6753d804734652c96d3d38d0e551ba1a478bf80e5b909e33e9ef161b11b30b842d9d

Download Submit
\Users\Admin\AppData\Local\Temp\3b6335a0e5392103d729d6fb6a3e89b2.exe

Filesize
256KB

MD5
24255d7cb62966d9708c3ce4bd5b3187

SHA1
e22e5488b7ddfd774d4b158cd156cd9941a974e6

SHA256
74c9a78f9a6b5cebe8c9becd150c536db8c4b0eca54eb29cdd7a973244a4c2e1

SHA512
a26b434c77a49bbbbc940c7a0a5d63ea45db67495f19cf8d09b6edc3f5423f357c171291f0df02653ca6d1150dd1698cdb1c44e328a0d239a0d2ad434dd086b3

Download Submit
memory/1032-0-0x0000000000400000-0x00000000004E0000-memory.dmp

Filesize
896KB

Download
memory/1032-2-0x0000000000340000-0x0000000000371000-memory.dmp

Filesize
196KB

Download
memory/1032-1-0x0000000000400000-0x000000000043E000-memory.dmp

Filesize
248KB

Download
memory/1032-16-0x0000000000400000-0x000000000043E000-memory.dmp

Filesize
248KB

Download
memory/1032-15-0x0000000022D30000-0x0000000022E10000-memory.dmp

Filesize
896KB

Download
memory/2124-20-0x0000000000400000-0x00000000004E0000-memory.dmp

Filesize
896KB

Download
memory/2124-22-0x0000000000160000-0x0000000000191000-memory.dmp

Filesize
196KB

Download
memory/2124-44-0x0000000000400000-0x00000000004E0000-memory.dmp

Filesize
896KB

Download

Analysis

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