b4498a277853f921620fa625520bc892d13560fe8358c8e61765dac97beb41c7

General

Target

c627edcb68bee45e1ebc2dfe1fceb774.exe
Size

385KB
MD5

c627edcb68bee45e1ebc2dfe1fceb774
SHA1

4c4c4e616226274d5f509be27ed6be2d91227324
SHA256

b4498a277853f921620fa625520bc892d13560fe8358c8e61765dac97beb41c7
SHA512

6a3e1a267bed9faf694d2034d7b1547d420d200371f748fb8529804debe9b98e7e451dcf1e2fa640b5e3bf97d6dd7575e109a13000ba7f3bbefa30f284c20d14
SSDEEP

12288:7U//iy2THAs1Mub95CSaHnnscyH4oytLng/o4ny9ASUNB:7UyNTHAYMuaS6pMS99UNB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2096	c627edcb68bee45e1ebc2dfe1fceb774.exe

Executes dropped EXE 1 IoCs

pid	Process
2096	c627edcb68bee45e1ebc2dfe1fceb774.exe

Loads dropped DLL 1 IoCs

pid	Process
2936	c627edcb68bee45e1ebc2dfe1fceb774.exe

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

Web Service

T1102

flow	ioc
3	pastebin.com
4	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	c627edcb68bee45e1ebc2dfe1fceb774.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 0f0000000100000014000000ce0e658aa3e847e467a147b3049191093d055e6f0b0000000100000034000000420061006c00740069006d006f007200650020004300790062006500720054007200750073007400200052006f006f007400000053000000010000002400000030223020060a2b06010401b13e01640130123010060a2b0601040182373c0101030200c0140000000100000014000000e59d5930824758ccacfa085436867b3ab5044df01d0000000100000010000000918ad43a9475f78bb5243de886d8103c09000000010000000c000000300a06082b06010505070301030000000100000014000000d4de20d05e66fc53fe1a50882c78db2852cae47420000000010000007b030000308203773082025fa0030201020204020000b9300d06092a864886f70d0101050500305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f74301e170d3030303531323138343630305a170d3235303531323233353930305a305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f7430820122300d06092a864886f70d01010105000382010f003082010a0282010100a304bb22ab983d57e826729ab579d429e2e1e89580b1b0e35b8e2b299a64dfa15dedb009056ddb282ece62a262feb488da12eb38eb219dc0412b01527b8877d31c8fc7bab988b56a09e773e81140a7d1ccca628d2de58f0ba650d2a850c328eaf5ab25878a9a961ca967b83f0cd5f7f952132fc21bd57070f08fc012ca06cb9ae1d9ca337a77d6f8ecb9f16844424813d2c0c2a4ae5e60feb6a605fcb4dd075902d459189863f5a563e0900c7d5db2067af385eaebd403ae5e843e5fff15ed69bcf939367275cf77524df3c9902cb93de5c923533f1f2498215c079929bdc63aece76e863a6b97746333bd681831f0788d76bffc9e8e5d2a86a74d90dc271a390203010001a3453043301d0603551d0e04160414e59d5930824758ccacfa085436867b3ab5044df030120603551d130101ff040830060101ff020103300e0603551d0f0101ff040403020106300d06092a864886f70d01010505000382010100850c5d8ee46f51684205a0ddbb4f27258403bdf764fd2dd730e3a41017ebda2929b6793f76f6191323b8100af958a4d46170bd04616a128a17d50abdc5bc307cd6e90c258d86404feccca37e38c637114feddd68318e4cd2b30174eebe755e07481a7f70ff165c84c07985b805fd7fbe6511a30fc002b4f852373904d5a9317a18bfa02af41299f7a34582e33c5ef59d9eb5c89e7c2ec8a49e4e08144b6dfd706d6b1a63bd64e61fb7cef0f29f2ebb1bb7f250887392c2e2e3168d9a3202ab8e18dde91011ee7e35ab90af3e30947ad0333da7650ff5fc8e9e62cf47442c015dbb1db532d247d2382ed0fe81dc326a1eb5ee3cd5fce7811d19c32442ea6339a9	c627edcb68bee45e1ebc2dfe1fceb774.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	c627edcb68bee45e1ebc2dfe1fceb774.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2936	c627edcb68bee45e1ebc2dfe1fceb774.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2936	c627edcb68bee45e1ebc2dfe1fceb774.exe
2096	c627edcb68bee45e1ebc2dfe1fceb774.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2936 wrote to memory of 2096	2936	c627edcb68bee45e1ebc2dfe1fceb774.exe	28
PID 2936 wrote to memory of 2096	2936	c627edcb68bee45e1ebc2dfe1fceb774.exe	28
PID 2936 wrote to memory of 2096	2936	c627edcb68bee45e1ebc2dfe1fceb774.exe	28
PID 2936 wrote to memory of 2096	2936	c627edcb68bee45e1ebc2dfe1fceb774.exe	28

C:\Users\Admin\AppData\Local\Temp\c627edcb68bee45e1ebc2dfe1fceb774.exe
"C:\Users\Admin\AppData\Local\Temp\c627edcb68bee45e1ebc2dfe1fceb774.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2936
- C:\Users\Admin\AppData\Local\Temp\c627edcb68bee45e1ebc2dfe1fceb774.exe
  C:\Users\Admin\AppData\Local\Temp\c627edcb68bee45e1ebc2dfe1fceb774.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2096

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
67KB

MD5
753df6889fd7410a2e9fe333da83a429

SHA1
3c425f16e8267186061dd48ac1c77c122962456e

SHA256
b42dc237e44cbc9a43400e7d3f9cbd406dbdefd62bfe87328f8663897d69df78

SHA512
9d56f79410ad0cf852c74c3ef9454e7ae86e80bdd6ff67773994b48ccac71142bcf5c90635da6a056e1406e81e64674db9584928e867c55b77b59e2851cf6444

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar1156.tmp

Filesize
175KB

MD5
dd73cead4b93366cf3465c8cd32e2796

SHA1
74546226dfe9ceb8184651e920d1dbfb432b314e

SHA256
a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

SHA512
ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

Download Submit
\Users\Admin\AppData\Local\Temp\c627edcb68bee45e1ebc2dfe1fceb774.exe

Filesize
385KB

MD5
a4000bf892c448ab353b3aa9f9ad3977

SHA1
7da1c4d8c5cf736993e8cd2fe1eca8900373e301

SHA256
4035998f4d6a473547b8a9e60d21346190b3a1b0d2b37fc15c952d279717b8a7

SHA512
5bc407dfee74f225cba57ca209a3aea96d8a463e63f0445cba621f2d1b0feac3c032290558d8a92a6e02f76218a04792ab71c290c1200d397a5bb2a9844ac420

Download Submit
memory/2096-17-0x0000000000240000-0x00000000002A6000-memory.dmp

Filesize
408KB

Download
memory/2096-20-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2096-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2096-29-0x0000000001470000-0x00000000014CF000-memory.dmp

Filesize
380KB

Download
memory/2096-81-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2096-86-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2096-87-0x0000000007590000-0x00000000075CC000-memory.dmp

Filesize
240KB

Download
memory/2936-12-0x0000000000200000-0x0000000000266000-memory.dmp

Filesize
408KB

Download
memory/2936-14-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2936-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2936-2-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/2936-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download

Analysis

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