498911c40fe687114f24686e099db7be218099c540e5dbe0f17f64eff04509b9

General

Target

657ada177102ffcf86ad704ea5f547d5.exe
Size

385KB
MD5

657ada177102ffcf86ad704ea5f547d5
SHA1

f2444180a7e1470fb05537a253e4ab15e436906f
SHA256

498911c40fe687114f24686e099db7be218099c540e5dbe0f17f64eff04509b9
SHA512

e1ab3eab6eb1f79f2d5e8c51da762e0554b2df984689d515ef2f85b226a477404e62613c14ebddb438530ad8f458ee9a5f14977a3c857d223b09a5d51b27da7d
SSDEEP

6144:o/GZ+V7dQGl5Rc9d+9LXsodQdIeg2MZd+RHJnG4xKjBnVLp21FWU3oGv0C8L2+B:fUdbl5OrSsyqIgMcR7xoVwWOPvAbB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2248	657ada177102ffcf86ad704ea5f547d5.exe

Executes dropped EXE 1 IoCs

pid	Process
2248	657ada177102ffcf86ad704ea5f547d5.exe

Loads dropped DLL 1 IoCs

pid	Process
2384	657ada177102ffcf86ad704ea5f547d5.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	657ada177102ffcf86ad704ea5f547d5.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	657ada177102ffcf86ad704ea5f547d5.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	657ada177102ffcf86ad704ea5f547d5.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2384	657ada177102ffcf86ad704ea5f547d5.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2384	657ada177102ffcf86ad704ea5f547d5.exe
2248	657ada177102ffcf86ad704ea5f547d5.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2384 wrote to memory of 2248	2384	657ada177102ffcf86ad704ea5f547d5.exe	17
PID 2384 wrote to memory of 2248	2384	657ada177102ffcf86ad704ea5f547d5.exe	17
PID 2384 wrote to memory of 2248	2384	657ada177102ffcf86ad704ea5f547d5.exe	17
PID 2384 wrote to memory of 2248	2384	657ada177102ffcf86ad704ea5f547d5.exe	17

C:\Users\Admin\AppData\Local\Temp\657ada177102ffcf86ad704ea5f547d5.exe
"C:\Users\Admin\AppData\Local\Temp\657ada177102ffcf86ad704ea5f547d5.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2384
- C:\Users\Admin\AppData\Local\Temp\657ada177102ffcf86ad704ea5f547d5.exe
  C:\Users\Admin\AppData\Local\Temp\657ada177102ffcf86ad704ea5f547d5.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2248

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\Tar1625.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\657ada177102ffcf86ad704ea5f547d5.exe

Filesize
385KB

MD5
bc961a9ba8df53e19784ef1e50253347

SHA1
bc05f5e548efd061eb6622c1e908b3faaf915432

SHA256
942ad3e2cc928072b6fa4e766339763c3c2512c076c8880909cd662ccba7d124

SHA512
48a1fa3adc53124fda4a915940b44a3eeba291abe71cf20565ec2461f428dce54e912b9e911429f8998d7900da40c11d6309f615903c8b82d02afa6d94c075c2

Download Submit
memory/2248-20-0x0000000000330000-0x0000000000396000-memory.dmp

Filesize
408KB

Download
memory/2248-18-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2248-24-0x0000000001600000-0x000000000165F000-memory.dmp

Filesize
380KB

Download
memory/2248-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2248-88-0x00000000096C0000-0x00000000096FC000-memory.dmp

Filesize
240KB

Download
memory/2248-87-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2248-82-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2384-14-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2384-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2384-16-0x0000000002E00000-0x0000000002E66000-memory.dmp

Filesize
408KB

Download
memory/2384-2-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2384-1-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download

Analysis

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