8cb4ea74a20657f3ac9614fd764eaaa4088332421e385c351870b81bc3e6edb7

General

Target

43e17b320afaaee4f68d80dc2bb0d393.exe
Size

133KB
MD5

43e17b320afaaee4f68d80dc2bb0d393
SHA1

a12518a7d7325ec707f270131c10b9d7092c4ee3
SHA256

8cb4ea74a20657f3ac9614fd764eaaa4088332421e385c351870b81bc3e6edb7
SHA512

f1ac787b5f92dd656dfbbb89e6845ddb62a842f4a9daf3bc0337b4a51b01b0d81761deaa5131c7d1476b763ef106e9d2ee8ffabc3316035e42f61b82ad2080b0
SSDEEP

3072:T48xOYMXCjB7f91/ObboAIlky7rX1jPjJdhSerzrh+WX7eN1+D80FrQ:T48PJHGXfIay7b1jldh1rzrsWLWl05Q

Score

7^/10

upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1904	43e17b320afaaee4f68d80dc2bb0d393.exe

Executes dropped EXE 1 IoCs

pid	Process
1904	43e17b320afaaee4f68d80dc2bb0d393.exe

Loads dropped DLL 1 IoCs

pid	Process
2248	43e17b320afaaee4f68d80dc2bb0d393.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2248-0-0x0000000000400000-0x0000000000486000-memory.dmp	upx
behavioral1/files/0x000d000000012246-15.dat	upx
behavioral1/files/0x000d000000012246-10.dat	upx

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	43e17b320afaaee4f68d80dc2bb0d393.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	43e17b320afaaee4f68d80dc2bb0d393.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2248	43e17b320afaaee4f68d80dc2bb0d393.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2248	43e17b320afaaee4f68d80dc2bb0d393.exe
1904	43e17b320afaaee4f68d80dc2bb0d393.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2248 wrote to memory of 1904	2248	43e17b320afaaee4f68d80dc2bb0d393.exe	17
PID 2248 wrote to memory of 1904	2248	43e17b320afaaee4f68d80dc2bb0d393.exe	17
PID 2248 wrote to memory of 1904	2248	43e17b320afaaee4f68d80dc2bb0d393.exe	17
PID 2248 wrote to memory of 1904	2248	43e17b320afaaee4f68d80dc2bb0d393.exe	17

C:\Users\Admin\AppData\Local\Temp\43e17b320afaaee4f68d80dc2bb0d393.exe
"C:\Users\Admin\AppData\Local\Temp\43e17b320afaaee4f68d80dc2bb0d393.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2248
- C:\Users\Admin\AppData\Local\Temp\43e17b320afaaee4f68d80dc2bb0d393.exe
  C:\Users\Admin\AppData\Local\Temp\43e17b320afaaee4f68d80dc2bb0d393.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:1904

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\43e17b320afaaee4f68d80dc2bb0d393.exe

Filesize
33KB

MD5
8f051e9a4fe9bfcb28adbee9fafbec3d

SHA1
3de358c78ff6eb2892cac6a814091db6af4b0a70

SHA256
2edf91232990d9ca661f0a6bd8022a18c0369f493885345b671ef8d69e34a390

SHA512
d1376159084756dc608e6e36bb1a1e268edc97091c4f0e82a71545928aba7d72cd8bdd544c51a1221b363134a53743ccb0b2e5b4869907366f1a47f2a7d8674b

Download Submit
\Users\Admin\AppData\Local\Temp\43e17b320afaaee4f68d80dc2bb0d393.exe

Filesize
75KB

MD5
54274460fd4fac88c5af62d492a82a37

SHA1
ed3519afd682febc96e000bc9a8f7e8c439d8dbd

SHA256
3791e9644804c574b9efd46b28a0dd04dd141467980c225d2c2265848f792d00

SHA512
425db347a4e6a4d36d4c1feec6809c628340ae4cdfba7dc5a955438e0c59bc88aa9036ebaaae15a7da4b17fb4fc5c68abd26691f7a48f5c992990db4b38ab247

Download Submit
memory/1904-16-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1904-18-0x0000000000150000-0x0000000000171000-memory.dmp

Filesize
132KB

Download
memory/1904-42-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/2248-0-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/2248-14-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2248-12-0x00000000001D0000-0x00000000001F1000-memory.dmp

Filesize
132KB

Download
memory/2248-1-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2248-41-0x00000000001D0000-0x00000000001F1000-memory.dmp

Filesize
132KB

Download

Analysis

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