2a63389c991938c763f160a8e54e94ff68703b3fbf83da7290a7ec8795d60982

General

Target

c5db746353825df64a95e1d2b2eec01b.exe
Size

385KB
MD5

c5db746353825df64a95e1d2b2eec01b
SHA1

9bb7ac5b3652331c2d3f31f40b697e1c40f768d2
SHA256

2a63389c991938c763f160a8e54e94ff68703b3fbf83da7290a7ec8795d60982
SHA512

436a34da6f8843330f3cdc330df453692e0bb73d83f16d4089c2e22ffb0a972b00c949802350327bc9ab44f632ae0c2980971fb8c568b5810a7b7a8a06e13cdc
SSDEEP

6144:jdjDrppyk5ebhyqiOdH2upHA4j2aC7Gojjep/C5C8FRbaH161bCoB:VDb0lcOdHF2vGoAC5CGKE5B

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2912	c5db746353825df64a95e1d2b2eec01b.exe

Executes dropped EXE 1 IoCs

pid	Process
2912	c5db746353825df64a95e1d2b2eec01b.exe

Loads dropped DLL 1 IoCs

pid	Process
2292	c5db746353825df64a95e1d2b2eec01b.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
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	c5db746353825df64a95e1d2b2eec01b.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474	c5db746353825df64a95e1d2b2eec01b.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 0f0000000100000014000000ce0e658aa3e847e467a147b3049191093d055e6f0b0000000100000034000000420061006c00740069006d006f007200650020004300790062006500720054007200750073007400200052006f006f007400000053000000010000002400000030223020060a2b06010401b13e01640130123010060a2b0601040182373c0101030200c0140000000100000014000000e59d5930824758ccacfa085436867b3ab5044df01d0000000100000010000000918ad43a9475f78bb5243de886d8103c09000000010000000c000000300a06082b06010505070301030000000100000014000000d4de20d05e66fc53fe1a50882c78db2852cae47420000000010000007b030000308203773082025fa0030201020204020000b9300d06092a864886f70d0101050500305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f74301e170d3030303531323138343630305a170d3235303531323233353930305a305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f7430820122300d06092a864886f70d01010105000382010f003082010a0282010100a304bb22ab983d57e826729ab579d429e2e1e89580b1b0e35b8e2b299a64dfa15dedb009056ddb282ece62a262feb488da12eb38eb219dc0412b01527b8877d31c8fc7bab988b56a09e773e81140a7d1ccca628d2de58f0ba650d2a850c328eaf5ab25878a9a961ca967b83f0cd5f7f952132fc21bd57070f08fc012ca06cb9ae1d9ca337a77d6f8ecb9f16844424813d2c0c2a4ae5e60feb6a605fcb4dd075902d459189863f5a563e0900c7d5db2067af385eaebd403ae5e843e5fff15ed69bcf939367275cf77524df3c9902cb93de5c923533f1f2498215c079929bdc63aece76e863a6b97746333bd681831f0788d76bffc9e8e5d2a86a74d90dc271a390203010001a3453043301d0603551d0e04160414e59d5930824758ccacfa085436867b3ab5044df030120603551d130101ff040830060101ff020103300e0603551d0f0101ff040403020106300d06092a864886f70d01010505000382010100850c5d8ee46f51684205a0ddbb4f27258403bdf764fd2dd730e3a41017ebda2929b6793f76f6191323b8100af958a4d46170bd04616a128a17d50abdc5bc307cd6e90c258d86404feccca37e38c637114feddd68318e4cd2b30174eebe755e07481a7f70ff165c84c07985b805fd7fbe6511a30fc002b4f852373904d5a9317a18bfa02af41299f7a34582e33c5ef59d9eb5c89e7c2ec8a49e4e08144b6dfd706d6b1a63bd64e61fb7cef0f29f2ebb1bb7f250887392c2e2e3168d9a3202ab8e18dde91011ee7e35ab90af3e30947ad0333da7650ff5fc8e9e62cf47442c015dbb1db532d247d2382ed0fe81dc326a1eb5ee3cd5fce7811d19c32442ea6339a9	c5db746353825df64a95e1d2b2eec01b.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2292	c5db746353825df64a95e1d2b2eec01b.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2292	c5db746353825df64a95e1d2b2eec01b.exe
2912	c5db746353825df64a95e1d2b2eec01b.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2292 wrote to memory of 2912	2292	c5db746353825df64a95e1d2b2eec01b.exe	28
PID 2292 wrote to memory of 2912	2292	c5db746353825df64a95e1d2b2eec01b.exe	28
PID 2292 wrote to memory of 2912	2292	c5db746353825df64a95e1d2b2eec01b.exe	28
PID 2292 wrote to memory of 2912	2292	c5db746353825df64a95e1d2b2eec01b.exe	28

C:\Users\Admin\AppData\Local\Temp\c5db746353825df64a95e1d2b2eec01b.exe
"C:\Users\Admin\AppData\Local\Temp\c5db746353825df64a95e1d2b2eec01b.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2292
- C:\Users\Admin\AppData\Local\Temp\c5db746353825df64a95e1d2b2eec01b.exe
  C:\Users\Admin\AppData\Local\Temp\c5db746353825df64a95e1d2b2eec01b.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2912

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\Tar6530.tmp

Filesize
175KB

MD5
dd73cead4b93366cf3465c8cd32e2796

SHA1
74546226dfe9ceb8184651e920d1dbfb432b314e

SHA256
a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

SHA512
ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

Download Submit
\Users\Admin\AppData\Local\Temp\c5db746353825df64a95e1d2b2eec01b.exe

Filesize
385KB

MD5
b0041d5f76d162f723efc737fa38792c

SHA1
9db2a99759a48f4b83bba27ad726fb496bb0a87d

SHA256
332cfb5d791d8cb51102673bf80a44a8a93fbe276f5feb49f355194a263d1405

SHA512
f988b5df7e35dd879a219e9a410cab5cfa68e8ec666ac16373d6389fb799865a829fdf8f1223c03e85f2a5747027bf768304d1b2f24ad7aa3ff7ed1228df5686

Download Submit
memory/2292-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2292-14-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2292-12-0x0000000002E00000-0x0000000002E66000-memory.dmp

Filesize
408KB

Download
memory/2292-2-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2292-1-0x0000000000390000-0x00000000003F6000-memory.dmp

Filesize
408KB

Download
memory/2912-17-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/2912-23-0x0000000000240000-0x000000000029F000-memory.dmp

Filesize
380KB

Download
memory/2912-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2912-80-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2912-83-0x00000000055D0000-0x000000000560C000-memory.dmp

Filesize
240KB

Download
memory/2912-86-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

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