15eaacb7e183e8c22dfdbe8e7bd7a0268134014edc11a5dc728743372ba835d8

General

Target

df8e2d0e239de2ea53b7b9b5ba0391c6.exe
Size

3.9MB
MD5

df8e2d0e239de2ea53b7b9b5ba0391c6
SHA1

3377e77c9079b5e0fdac538003c3db1ca188813f
SHA256

15eaacb7e183e8c22dfdbe8e7bd7a0268134014edc11a5dc728743372ba835d8
SHA512

1a2811a3d01b71651fc9367fdb9deadc38652cb2a5c9688a7a3580ca7f6ce0a1be01676994887f08944e6e4d5a1c6c836d239eae3b7f40be9d243ce31fb73f23
SSDEEP

98304:Q4fYxs4KBodK8ab+2kqV5Blx9hLkTb+2kqV5h:Q4fYxmodK8ab+2/V5BlhLkTb+2/V5h

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1724	df8e2d0e239de2ea53b7b9b5ba0391c6.exe

Executes dropped EXE 1 IoCs

pid	Process
1724	df8e2d0e239de2ea53b7b9b5ba0391c6.exe

Loads dropped DLL 1 IoCs

pid	Process
2112	df8e2d0e239de2ea53b7b9b5ba0391c6.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	df8e2d0e239de2ea53b7b9b5ba0391c6.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	df8e2d0e239de2ea53b7b9b5ba0391c6.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 19000000010000001000000068cb42b035ea773e52ef50ecf50ec529030000000100000014000000d4de20d05e66fc53fe1a50882c78db2852cae47409000000010000000c000000300a06082b060105050703011d0000000100000010000000918ad43a9475f78bb5243de886d8103c140000000100000014000000e59d5930824758ccacfa085436867b3ab5044df053000000010000002400000030223020060a2b06010401b13e01640130123010060a2b0601040182373c0101030200c00b0000000100000034000000420061006c00740069006d006f007200650020004300790062006500720054007200750073007400200052006f006f00740000000f0000000100000014000000ce0e658aa3e847e467a147b3049191093d055e6f20000000010000007b030000308203773082025fa0030201020204020000b9300d06092a864886f70d0101050500305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f74301e170d3030303531323138343630305a170d3235303531323233353930305a305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f7430820122300d06092a864886f70d01010105000382010f003082010a0282010100a304bb22ab983d57e826729ab579d429e2e1e89580b1b0e35b8e2b299a64dfa15dedb009056ddb282ece62a262feb488da12eb38eb219dc0412b01527b8877d31c8fc7bab988b56a09e773e81140a7d1ccca628d2de58f0ba650d2a850c328eaf5ab25878a9a961ca967b83f0cd5f7f952132fc21bd57070f08fc012ca06cb9ae1d9ca337a77d6f8ecb9f16844424813d2c0c2a4ae5e60feb6a605fcb4dd075902d459189863f5a563e0900c7d5db2067af385eaebd403ae5e843e5fff15ed69bcf939367275cf77524df3c9902cb93de5c923533f1f2498215c079929bdc63aece76e863a6b97746333bd681831f0788d76bffc9e8e5d2a86a74d90dc271a390203010001a3453043301d0603551d0e04160414e59d5930824758ccacfa085436867b3ab5044df030120603551d130101ff040830060101ff020103300e0603551d0f0101ff040403020106300d06092a864886f70d01010505000382010100850c5d8ee46f51684205a0ddbb4f27258403bdf764fd2dd730e3a41017ebda2929b6793f76f6191323b8100af958a4d46170bd04616a128a17d50abdc5bc307cd6e90c258d86404feccca37e38c637114feddd68318e4cd2b30174eebe755e07481a7f70ff165c84c07985b805fd7fbe6511a30fc002b4f852373904d5a9317a18bfa02af41299f7a34582e33c5ef59d9eb5c89e7c2ec8a49e4e08144b6dfd706d6b1a63bd64e61fb7cef0f29f2ebb1bb7f250887392c2e2e3168d9a3202ab8e18dde91011ee7e35ab90af3e30947ad0333da7650ff5fc8e9e62cf47442c015dbb1db532d247d2382ed0fe81dc326a1eb5ee3cd5fce7811d19c32442ea6339a9	df8e2d0e239de2ea53b7b9b5ba0391c6.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1724	df8e2d0e239de2ea53b7b9b5ba0391c6.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2112	df8e2d0e239de2ea53b7b9b5ba0391c6.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
1724	df8e2d0e239de2ea53b7b9b5ba0391c6.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2112 wrote to memory of 1724	2112	df8e2d0e239de2ea53b7b9b5ba0391c6.exe	29
PID 2112 wrote to memory of 1724	2112	df8e2d0e239de2ea53b7b9b5ba0391c6.exe	29
PID 2112 wrote to memory of 1724	2112	df8e2d0e239de2ea53b7b9b5ba0391c6.exe	29
PID 2112 wrote to memory of 1724	2112	df8e2d0e239de2ea53b7b9b5ba0391c6.exe	29

C:\Users\Admin\AppData\Local\Temp\df8e2d0e239de2ea53b7b9b5ba0391c6.exe
"C:\Users\Admin\AppData\Local\Temp\df8e2d0e239de2ea53b7b9b5ba0391c6.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:2112
- C:\Users\Admin\AppData\Local\Temp\df8e2d0e239de2ea53b7b9b5ba0391c6.exe
  C:\Users\Admin\AppData\Local\Temp\df8e2d0e239de2ea53b7b9b5ba0391c6.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of UnmapMainImage
  PID:1724

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

Loading Replay Monitor...

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\Tar1933.tmp

Filesize
175KB

MD5
dd73cead4b93366cf3465c8cd32e2796

SHA1
74546226dfe9ceb8184651e920d1dbfb432b314e

SHA256
a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

SHA512
ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

Download Submit
\Users\Admin\AppData\Local\Temp\df8e2d0e239de2ea53b7b9b5ba0391c6.exe

Filesize
3.9MB

MD5
73e7aa804bb5653d083f56fa9add8667

SHA1
73471b24c57aa0f4aa632ed0e2db115a9a872981

SHA256
1e04fd910149069606ab68734752f04ef6f6e3ef2f2d93334e870289428a1086

SHA512
ff380317b78ae95e654cd32a53988589b4b888f98f6c7523c67de1cdb52615c6dd460e793c4fe6838108af0ebc0aa7e23fc9171dcc76b7a41419389e76bd8553

Download Submit
memory/1724-10-0x0000000000400000-0x00000000004E5000-memory.dmp

Filesize
916KB

Download
memory/1724-16-0x0000000002EC0000-0x0000000002FA5000-memory.dmp

Filesize
916KB

Download
memory/1724-11-0x0000000000400000-0x00000000004A3000-memory.dmp

Filesize
652KB

Download
memory/1724-69-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/1724-74-0x000000000D8C0000-0x000000000D963000-memory.dmp

Filesize
652KB

Download
memory/2112-0-0x0000000000400000-0x00000000004E5000-memory.dmp

Filesize
916KB

Download
memory/2112-6-0x00000000014F0000-0x00000000015D5000-memory.dmp

Filesize
916KB

Download
memory/2112-8-0x0000000000400000-0x00000000004E5000-memory.dmp

Filesize
916KB

Download

Analysis

Sharing