739eefad9371be4eda0296851c48f2401132d674520b0f455d6843b342a41d2e

General

Target

036cd00ff59f43d34bef1848b9c78e47.exe
Size

385KB
MD5

036cd00ff59f43d34bef1848b9c78e47
SHA1

bfc6b7540ede8dface8176eda50a28ba60103b84
SHA256

739eefad9371be4eda0296851c48f2401132d674520b0f455d6843b342a41d2e
SHA512

8e97b23d14e5bfa45b1fe2f7ecfa4def78590e5eb0c376904086137c2676887ab8ef3d7136a6deb57877b0e2d80cb52195e1ff3d61b6eda52410d109c7ec8b89
SSDEEP

12288:31oLuNzLZ6nw4N4ur7tnQ6H6jN+NK698Yv4kUB:31eCgNue7tQ+4N+N6Yv4kUB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2024	036cd00ff59f43d34bef1848b9c78e47.exe

Executes dropped EXE 1 IoCs

pid	Process
2024	036cd00ff59f43d34bef1848b9c78e47.exe

Loads dropped DLL 1 IoCs

pid	Process
2540	036cd00ff59f43d34bef1848b9c78e47.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

Modifies system certificate store 2 TTPs 3 IoCs

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474	036cd00ff59f43d34bef1848b9c78e47.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	036cd00ff59f43d34bef1848b9c78e47.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	036cd00ff59f43d34bef1848b9c78e47.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2540	036cd00ff59f43d34bef1848b9c78e47.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2540	036cd00ff59f43d34bef1848b9c78e47.exe
2024	036cd00ff59f43d34bef1848b9c78e47.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2540 wrote to memory of 2024	2540	036cd00ff59f43d34bef1848b9c78e47.exe	28
PID 2540 wrote to memory of 2024	2540	036cd00ff59f43d34bef1848b9c78e47.exe	28
PID 2540 wrote to memory of 2024	2540	036cd00ff59f43d34bef1848b9c78e47.exe	28
PID 2540 wrote to memory of 2024	2540	036cd00ff59f43d34bef1848b9c78e47.exe	28

C:\Users\Admin\AppData\Local\Temp\036cd00ff59f43d34bef1848b9c78e47.exe
"C:\Users\Admin\AppData\Local\Temp\036cd00ff59f43d34bef1848b9c78e47.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2540
- C:\Users\Admin\AppData\Local\Temp\036cd00ff59f43d34bef1848b9c78e47.exe
  C:\Users\Admin\AppData\Local\Temp\036cd00ff59f43d34bef1848b9c78e47.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2024

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

Web Service

1

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar24F3.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\036cd00ff59f43d34bef1848b9c78e47.exe

Filesize
385KB

MD5
8c5a4c9db72fb571908c88c8473634cd

SHA1
23feb839965a6b57edb71c4185b08cd3f898f7fc

SHA256
8f8865a3d9ecda9e4de5e03da8d848c4bfe64a0fb7b8826c87b7fc70ae8cc13a

SHA512
15199153e31b68f96c175e1d35b011979fab5018fb03c68cebd4296dd589fbae14d8c37fc49a12340304f3d7833877f03373f7e17cec90c56b65610ff0612478

Download Submit
memory/2024-19-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2024-16-0x0000000000260000-0x00000000002C6000-memory.dmp

Filesize
408KB

Download
memory/2024-29-0x00000000002D0000-0x000000000032F000-memory.dmp

Filesize
380KB

Download
memory/2024-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2024-82-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2024-87-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2024-88-0x000000000D710000-0x000000000D74C000-memory.dmp

Filesize
240KB

Download
memory/2540-14-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2540-2-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/2540-12-0x0000000000300000-0x0000000000366000-memory.dmp

Filesize
408KB

Download
memory/2540-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2540-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download

Analysis

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