6bcd0aaa5e0719bde932792fc42bdf747518e59c5f67e51e32ec0244f7ef859c

General

Target

cdd145d5858b34bc2facb0c9aa51de56.exe
Size

385KB
MD5

cdd145d5858b34bc2facb0c9aa51de56
SHA1

99e29bdeb2f3860044067ab0994a92af4467eef8
SHA256

6bcd0aaa5e0719bde932792fc42bdf747518e59c5f67e51e32ec0244f7ef859c
SHA512

3f48d1f2f59ab10cd278e90e6d182c4dcbe571b46c381b2ce5c5846299aaec88a169b2845617d64859762886f68755037d7f160b5252a469f0846fd2e2725c3d
SSDEEP

12288:E86BMCRGofsCvX8doTSsONLrmATZC7hSSB:ErBnRTfsyMUWBmB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2772	cdd145d5858b34bc2facb0c9aa51de56.exe

Executes dropped EXE 1 IoCs

pid	Process
2772	cdd145d5858b34bc2facb0c9aa51de56.exe

Loads dropped DLL 1 IoCs

pid	Process
2336	cdd145d5858b34bc2facb0c9aa51de56.exe

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

Web Service

T1102

flow	ioc
3	pastebin.com
5	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	cdd145d5858b34bc2facb0c9aa51de56.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 0f0000000100000014000000ce0e658aa3e847e467a147b3049191093d055e6f0b0000000100000034000000420061006c00740069006d006f007200650020004300790062006500720054007200750073007400200052006f006f007400000053000000010000002400000030223020060a2b06010401b13e01640130123010060a2b0601040182373c0101030200c0140000000100000014000000e59d5930824758ccacfa085436867b3ab5044df01d0000000100000010000000918ad43a9475f78bb5243de886d8103c09000000010000000c000000300a06082b06010505070301030000000100000014000000d4de20d05e66fc53fe1a50882c78db2852cae47420000000010000007b030000308203773082025fa0030201020204020000b9300d06092a864886f70d0101050500305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f74301e170d3030303531323138343630305a170d3235303531323233353930305a305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f7430820122300d06092a864886f70d01010105000382010f003082010a0282010100a304bb22ab983d57e826729ab579d429e2e1e89580b1b0e35b8e2b299a64dfa15dedb009056ddb282ece62a262feb488da12eb38eb219dc0412b01527b8877d31c8fc7bab988b56a09e773e81140a7d1ccca628d2de58f0ba650d2a850c328eaf5ab25878a9a961ca967b83f0cd5f7f952132fc21bd57070f08fc012ca06cb9ae1d9ca337a77d6f8ecb9f16844424813d2c0c2a4ae5e60feb6a605fcb4dd075902d459189863f5a563e0900c7d5db2067af385eaebd403ae5e843e5fff15ed69bcf939367275cf77524df3c9902cb93de5c923533f1f2498215c079929bdc63aece76e863a6b97746333bd681831f0788d76bffc9e8e5d2a86a74d90dc271a390203010001a3453043301d0603551d0e04160414e59d5930824758ccacfa085436867b3ab5044df030120603551d130101ff040830060101ff020103300e0603551d0f0101ff040403020106300d06092a864886f70d01010505000382010100850c5d8ee46f51684205a0ddbb4f27258403bdf764fd2dd730e3a41017ebda2929b6793f76f6191323b8100af958a4d46170bd04616a128a17d50abdc5bc307cd6e90c258d86404feccca37e38c637114feddd68318e4cd2b30174eebe755e07481a7f70ff165c84c07985b805fd7fbe6511a30fc002b4f852373904d5a9317a18bfa02af41299f7a34582e33c5ef59d9eb5c89e7c2ec8a49e4e08144b6dfd706d6b1a63bd64e61fb7cef0f29f2ebb1bb7f250887392c2e2e3168d9a3202ab8e18dde91011ee7e35ab90af3e30947ad0333da7650ff5fc8e9e62cf47442c015dbb1db532d247d2382ed0fe81dc326a1eb5ee3cd5fce7811d19c32442ea6339a9	cdd145d5858b34bc2facb0c9aa51de56.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	cdd145d5858b34bc2facb0c9aa51de56.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2336	cdd145d5858b34bc2facb0c9aa51de56.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2336	cdd145d5858b34bc2facb0c9aa51de56.exe
2772	cdd145d5858b34bc2facb0c9aa51de56.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2336 wrote to memory of 2772	2336	cdd145d5858b34bc2facb0c9aa51de56.exe	30
PID 2336 wrote to memory of 2772	2336	cdd145d5858b34bc2facb0c9aa51de56.exe	30
PID 2336 wrote to memory of 2772	2336	cdd145d5858b34bc2facb0c9aa51de56.exe	30
PID 2336 wrote to memory of 2772	2336	cdd145d5858b34bc2facb0c9aa51de56.exe	30

C:\Users\Admin\AppData\Local\Temp\cdd145d5858b34bc2facb0c9aa51de56.exe
"C:\Users\Admin\AppData\Local\Temp\cdd145d5858b34bc2facb0c9aa51de56.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2336
- C:\Users\Admin\AppData\Local\Temp\cdd145d5858b34bc2facb0c9aa51de56.exe
  C:\Users\Admin\AppData\Local\Temp\cdd145d5858b34bc2facb0c9aa51de56.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2772

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\Tar1EB.tmp

Filesize
175KB

MD5
dd73cead4b93366cf3465c8cd32e2796

SHA1
74546226dfe9ceb8184651e920d1dbfb432b314e

SHA256
a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

SHA512
ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

Download Submit
\Users\Admin\AppData\Local\Temp\cdd145d5858b34bc2facb0c9aa51de56.exe

Filesize
385KB

MD5
d8a8a20461ce0888579dbdc8f32672e6

SHA1
78f99ad16f0cf34edea10d11dff52c30a9413f9c

SHA256
b1675b515a08f7132434c315e45d3f64263345a2397a194d8727b94f24ce591c

SHA512
a0b2e512175dfbab4bafa261cb0931c52eb322f8b0c740b8562028918513ff0f10f434438a66089b61f235f36c285b0da788b5346e07123bfa5663911e327233

Download Submit
memory/2336-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2336-3-0x0000000000340000-0x00000000003A6000-memory.dmp

Filesize
408KB

Download
memory/2336-13-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2336-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2336-14-0x0000000002DE0000-0x0000000002E46000-memory.dmp

Filesize
408KB

Download
memory/2772-18-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/2772-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2772-24-0x0000000002D00000-0x0000000002D5F000-memory.dmp

Filesize
380KB

Download
memory/2772-16-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2772-81-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2772-87-0x000000000EB60000-0x000000000EB9C000-memory.dmp

Filesize
240KB

Download
memory/2772-86-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing