c1c0eb696a9a1c48fdd859214f5575f22a9087b9cc29dd1ebd2a529ea631abe5

General

Target

c679cf1e37daf0ad55ad7a6090f75041.exe
Size

385KB
MD5

c679cf1e37daf0ad55ad7a6090f75041
SHA1

b2aee1c29486709e8628afcb7ad76512ddea624d
SHA256

c1c0eb696a9a1c48fdd859214f5575f22a9087b9cc29dd1ebd2a529ea631abe5
SHA512

d15edd00653b81426ea4a49e4903fbd3aad0fe158fd6071a735578079e90dc638a22977e3eb5695f1155b5d345fb489446362401dd45f1c99d0d546ab34f7b99
SSDEEP

12288:v4DIMOYpQsORQyTq+3P5qRdKH2aQa/1gB:vgOYpoQyDRqmPgB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2900	c679cf1e37daf0ad55ad7a6090f75041.exe

Executes dropped EXE 1 IoCs

pid	Process
2900	c679cf1e37daf0ad55ad7a6090f75041.exe

Loads dropped DLL 1 IoCs

pid	Process
2064	c679cf1e37daf0ad55ad7a6090f75041.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
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	c679cf1e37daf0ad55ad7a6090f75041.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474	c679cf1e37daf0ad55ad7a6090f75041.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 0f0000000100000014000000ce0e658aa3e847e467a147b3049191093d055e6f0b0000000100000034000000420061006c00740069006d006f007200650020004300790062006500720054007200750073007400200052006f006f007400000053000000010000002400000030223020060a2b06010401b13e01640130123010060a2b0601040182373c0101030200c0140000000100000014000000e59d5930824758ccacfa085436867b3ab5044df01d0000000100000010000000918ad43a9475f78bb5243de886d8103c09000000010000000c000000300a06082b06010505070301030000000100000014000000d4de20d05e66fc53fe1a50882c78db2852cae47420000000010000007b030000308203773082025fa0030201020204020000b9300d06092a864886f70d0101050500305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f74301e170d3030303531323138343630305a170d3235303531323233353930305a305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f7430820122300d06092a864886f70d01010105000382010f003082010a0282010100a304bb22ab983d57e826729ab579d429e2e1e89580b1b0e35b8e2b299a64dfa15dedb009056ddb282ece62a262feb488da12eb38eb219dc0412b01527b8877d31c8fc7bab988b56a09e773e81140a7d1ccca628d2de58f0ba650d2a850c328eaf5ab25878a9a961ca967b83f0cd5f7f952132fc21bd57070f08fc012ca06cb9ae1d9ca337a77d6f8ecb9f16844424813d2c0c2a4ae5e60feb6a605fcb4dd075902d459189863f5a563e0900c7d5db2067af385eaebd403ae5e843e5fff15ed69bcf939367275cf77524df3c9902cb93de5c923533f1f2498215c079929bdc63aece76e863a6b97746333bd681831f0788d76bffc9e8e5d2a86a74d90dc271a390203010001a3453043301d0603551d0e04160414e59d5930824758ccacfa085436867b3ab5044df030120603551d130101ff040830060101ff020103300e0603551d0f0101ff040403020106300d06092a864886f70d01010505000382010100850c5d8ee46f51684205a0ddbb4f27258403bdf764fd2dd730e3a41017ebda2929b6793f76f6191323b8100af958a4d46170bd04616a128a17d50abdc5bc307cd6e90c258d86404feccca37e38c637114feddd68318e4cd2b30174eebe755e07481a7f70ff165c84c07985b805fd7fbe6511a30fc002b4f852373904d5a9317a18bfa02af41299f7a34582e33c5ef59d9eb5c89e7c2ec8a49e4e08144b6dfd706d6b1a63bd64e61fb7cef0f29f2ebb1bb7f250887392c2e2e3168d9a3202ab8e18dde91011ee7e35ab90af3e30947ad0333da7650ff5fc8e9e62cf47442c015dbb1db532d247d2382ed0fe81dc326a1eb5ee3cd5fce7811d19c32442ea6339a9	c679cf1e37daf0ad55ad7a6090f75041.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2064	c679cf1e37daf0ad55ad7a6090f75041.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2064	c679cf1e37daf0ad55ad7a6090f75041.exe
2900	c679cf1e37daf0ad55ad7a6090f75041.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2064 wrote to memory of 2900	2064	c679cf1e37daf0ad55ad7a6090f75041.exe	28
PID 2064 wrote to memory of 2900	2064	c679cf1e37daf0ad55ad7a6090f75041.exe	28
PID 2064 wrote to memory of 2900	2064	c679cf1e37daf0ad55ad7a6090f75041.exe	28
PID 2064 wrote to memory of 2900	2064	c679cf1e37daf0ad55ad7a6090f75041.exe	28

C:\Users\Admin\AppData\Local\Temp\c679cf1e37daf0ad55ad7a6090f75041.exe
"C:\Users\Admin\AppData\Local\Temp\c679cf1e37daf0ad55ad7a6090f75041.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2064
- C:\Users\Admin\AppData\Local\Temp\c679cf1e37daf0ad55ad7a6090f75041.exe
  C:\Users\Admin\AppData\Local\Temp\c679cf1e37daf0ad55ad7a6090f75041.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2900

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\Tar2B9A.tmp

Filesize
175KB

MD5
dd73cead4b93366cf3465c8cd32e2796

SHA1
74546226dfe9ceb8184651e920d1dbfb432b314e

SHA256
a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

SHA512
ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

Download Submit
C:\Users\Admin\AppData\Local\Temp\c679cf1e37daf0ad55ad7a6090f75041.exe

Filesize
385KB

MD5
2595acd0ac2427b710229e3799c2c149

SHA1
cd21baba8fe8cf04f95c69826fc1df0e8a0e401d

SHA256
0ab7d4a8aafef559e7f0c87a51e1073c0f5c4aecd2dc6d656fd3e7e954ff5a82

SHA512
08c115c19337b84dfb97e05f32846ab7377bf998d5e7e4dfb23eec39b38475c51fddcae0dff9267271b46aa732c94a0feeb59e5978972d90bb1556ecedcfea2f

Download Submit
memory/2064-13-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2064-1-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2064-3-0x0000000001470000-0x00000000014D6000-memory.dmp

Filesize
408KB

Download
memory/2064-0-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2900-16-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/2900-18-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2900-23-0x0000000001470000-0x00000000014CF000-memory.dmp

Filesize
380KB

Download
memory/2900-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2900-80-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2900-85-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2900-86-0x000000000ECD0000-0x000000000ED0C000-memory.dmp

Filesize
240KB

Download
memory/2900-87-0x000000000ECD0000-0x000000000ED0C000-memory.dmp

Filesize
240KB

Download

Analysis

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