2568a1d3c40aa2e0157895e46e6208f55df230e57ec45005bca18ac06165eeec

General

Target

a1a19f0c1203aef7eb654b48345fc3a2.exe
Size

385KB
MD5

a1a19f0c1203aef7eb654b48345fc3a2
SHA1

28cd839d07d80cced35f7d482f30d0f04ab05112
SHA256

2568a1d3c40aa2e0157895e46e6208f55df230e57ec45005bca18ac06165eeec
SHA512

48b1fe2894175a37fbb6c86703d09b2594648870cc99443a7c8f11dca60eb323867d32b95097d9da64c34370dc329b7b89f9442ac5d37b7fda9555ee252fc17b
SSDEEP

6144:3kWEWNkcxxBP7V7G6H4UFi8xYw9811tBANXujEGTFJlUTYB:HEyNxBjVq6H9Hxz981BEC/luYB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2572	a1a19f0c1203aef7eb654b48345fc3a2.exe

Executes dropped EXE 1 IoCs

pid	Process
2572	a1a19f0c1203aef7eb654b48345fc3a2.exe

Loads dropped DLL 1 IoCs

pid	Process
2084	a1a19f0c1203aef7eb654b48345fc3a2.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
4	pastebin.com
3	pastebin.com

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	a1a19f0c1203aef7eb654b48345fc3a2.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	a1a19f0c1203aef7eb654b48345fc3a2.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	a1a19f0c1203aef7eb654b48345fc3a2.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2084	a1a19f0c1203aef7eb654b48345fc3a2.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2084	a1a19f0c1203aef7eb654b48345fc3a2.exe
2572	a1a19f0c1203aef7eb654b48345fc3a2.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2084 wrote to memory of 2572	2084	a1a19f0c1203aef7eb654b48345fc3a2.exe	28
PID 2084 wrote to memory of 2572	2084	a1a19f0c1203aef7eb654b48345fc3a2.exe	28
PID 2084 wrote to memory of 2572	2084	a1a19f0c1203aef7eb654b48345fc3a2.exe	28
PID 2084 wrote to memory of 2572	2084	a1a19f0c1203aef7eb654b48345fc3a2.exe	28

C:\Users\Admin\AppData\Local\Temp\a1a19f0c1203aef7eb654b48345fc3a2.exe
"C:\Users\Admin\AppData\Local\Temp\a1a19f0c1203aef7eb654b48345fc3a2.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2084
- C:\Users\Admin\AppData\Local\Temp\a1a19f0c1203aef7eb654b48345fc3a2.exe
  C:\Users\Admin\AppData\Local\Temp\a1a19f0c1203aef7eb654b48345fc3a2.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2572

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\Local\Temp\Cab1602.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar1615.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\a1a19f0c1203aef7eb654b48345fc3a2.exe

Filesize
385KB

MD5
7980f7bf4609ec4acdff2e46249ea121

SHA1
a270304b3816bef70447f00950c1dced54727907

SHA256
8023f165bd1e6160dadf6e021af094c251fda9c6d9f35336c0eeccd116866c2d

SHA512
1db8c491adeaf91b88bffd6a29500521e60021d29dfa572459f55bc8600c2be6e2eb5a26d50d519f5713425fb328e2c027589ed497b26d3ee5588fa3afa298df

Download Submit
memory/2084-13-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2084-14-0x0000000000390000-0x00000000003F6000-memory.dmp

Filesize
408KB

Download
memory/2084-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2084-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2084-2-0x0000000000320000-0x0000000000386000-memory.dmp

Filesize
408KB

Download
memory/2572-17-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/2572-20-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2572-24-0x0000000001470000-0x00000000014CF000-memory.dmp

Filesize
380KB

Download
memory/2572-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2572-77-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2572-80-0x000000000D830000-0x000000000D86C000-memory.dmp

Filesize
240KB

Download
memory/2572-83-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

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