4099f394f3016701cab6497fdef834a5267ca4fa38cee7424776f1fbeb4c8604

General

Target

c5cc669364ccac037f63d45d5baf10cb.exe
Size

385KB
MD5

c5cc669364ccac037f63d45d5baf10cb
SHA1

b9ca852176a84999b9ccd696a076e4d0f7b0a74c
SHA256

4099f394f3016701cab6497fdef834a5267ca4fa38cee7424776f1fbeb4c8604
SHA512

281704505be83abc24430d379f26cb53a688b9e0bc2dbe3ec419ff4c43a3adda7c64db42394c7b6e9055de133f18437227ce06afe5d9731bf91c7cb17223fcde
SSDEEP

12288:P37HWYFB0a2kWFhixeNpnTT9EiCkliusB:P37HOa2kCZnTT9TzliusB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2252	c5cc669364ccac037f63d45d5baf10cb.exe

Executes dropped EXE 1 IoCs

pid	Process
2252	c5cc669364ccac037f63d45d5baf10cb.exe

Loads dropped DLL 1 IoCs

pid	Process
2244	c5cc669364ccac037f63d45d5baf10cb.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 = 19000000010000001000000068cb42b035ea773e52ef50ecf50ec529030000000100000014000000d4de20d05e66fc53fe1a50882c78db2852cae47409000000010000000c000000300a06082b060105050703011d0000000100000010000000918ad43a9475f78bb5243de886d8103c140000000100000014000000e59d5930824758ccacfa085436867b3ab5044df053000000010000002400000030223020060a2b06010401b13e01640130123010060a2b0601040182373c0101030200c00b0000000100000034000000420061006c00740069006d006f007200650020004300790062006500720054007200750073007400200052006f006f00740000000f0000000100000014000000ce0e658aa3e847e467a147b3049191093d055e6f20000000010000007b030000308203773082025fa0030201020204020000b9300d06092a864886f70d0101050500305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f74301e170d3030303531323138343630305a170d3235303531323233353930305a305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f7430820122300d06092a864886f70d01010105000382010f003082010a0282010100a304bb22ab983d57e826729ab579d429e2e1e89580b1b0e35b8e2b299a64dfa15dedb009056ddb282ece62a262feb488da12eb38eb219dc0412b01527b8877d31c8fc7bab988b56a09e773e81140a7d1ccca628d2de58f0ba650d2a850c328eaf5ab25878a9a961ca967b83f0cd5f7f952132fc21bd57070f08fc012ca06cb9ae1d9ca337a77d6f8ecb9f16844424813d2c0c2a4ae5e60feb6a605fcb4dd075902d459189863f5a563e0900c7d5db2067af385eaebd403ae5e843e5fff15ed69bcf939367275cf77524df3c9902cb93de5c923533f1f2498215c079929bdc63aece76e863a6b97746333bd681831f0788d76bffc9e8e5d2a86a74d90dc271a390203010001a3453043301d0603551d0e04160414e59d5930824758ccacfa085436867b3ab5044df030120603551d130101ff040830060101ff020103300e0603551d0f0101ff040403020106300d06092a864886f70d01010505000382010100850c5d8ee46f51684205a0ddbb4f27258403bdf764fd2dd730e3a41017ebda2929b6793f76f6191323b8100af958a4d46170bd04616a128a17d50abdc5bc307cd6e90c258d86404feccca37e38c637114feddd68318e4cd2b30174eebe755e07481a7f70ff165c84c07985b805fd7fbe6511a30fc002b4f852373904d5a9317a18bfa02af41299f7a34582e33c5ef59d9eb5c89e7c2ec8a49e4e08144b6dfd706d6b1a63bd64e61fb7cef0f29f2ebb1bb7f250887392c2e2e3168d9a3202ab8e18dde91011ee7e35ab90af3e30947ad0333da7650ff5fc8e9e62cf47442c015dbb1db532d247d2382ed0fe81dc326a1eb5ee3cd5fce7811d19c32442ea6339a9	c5cc669364ccac037f63d45d5baf10cb.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474	c5cc669364ccac037f63d45d5baf10cb.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	c5cc669364ccac037f63d45d5baf10cb.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2244	c5cc669364ccac037f63d45d5baf10cb.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2244	c5cc669364ccac037f63d45d5baf10cb.exe
2252	c5cc669364ccac037f63d45d5baf10cb.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2244 wrote to memory of 2252	2244	c5cc669364ccac037f63d45d5baf10cb.exe	28
PID 2244 wrote to memory of 2252	2244	c5cc669364ccac037f63d45d5baf10cb.exe	28
PID 2244 wrote to memory of 2252	2244	c5cc669364ccac037f63d45d5baf10cb.exe	28
PID 2244 wrote to memory of 2252	2244	c5cc669364ccac037f63d45d5baf10cb.exe	28

C:\Users\Admin\AppData\Local\Temp\c5cc669364ccac037f63d45d5baf10cb.exe
"C:\Users\Admin\AppData\Local\Temp\c5cc669364ccac037f63d45d5baf10cb.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2244
- C:\Users\Admin\AppData\Local\Temp\c5cc669364ccac037f63d45d5baf10cb.exe
  C:\Users\Admin\AppData\Local\Temp\c5cc669364ccac037f63d45d5baf10cb.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2252

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\Tar2B69.tmp

Filesize
175KB

MD5
dd73cead4b93366cf3465c8cd32e2796

SHA1
74546226dfe9ceb8184651e920d1dbfb432b314e

SHA256
a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

SHA512
ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

Download Submit
\Users\Admin\AppData\Local\Temp\c5cc669364ccac037f63d45d5baf10cb.exe

Filesize
385KB

MD5
2805c4e9109ebc08bfb25fb93c2fc93f

SHA1
5fba35558f0e87ec267c2f02f8e765eb0ddb5346

SHA256
e5cda9e83fea171bda9624a0f7d360d61364182655eb040b87bc04ecd6baf982

SHA512
c68d53dd6b024168650c762a4046027e81df77caf45c95313da6d67952c0173099ee5a5d298c960d721be5bb0611cd8c03d0b8235410a41756045af5776edd0d

Download Submit
memory/2244-2-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2244-1-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/2244-14-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2244-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2244-12-0x0000000002E20000-0x0000000002E86000-memory.dmp

Filesize
408KB

Download
memory/2252-20-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2252-29-0x0000000000380000-0x00000000003DF000-memory.dmp

Filesize
380KB

Download
memory/2252-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2252-17-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/2252-82-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2252-87-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2252-88-0x000000000FD60000-0x000000000FD9C000-memory.dmp

Filesize
240KB

Download

Analysis

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