80f8585b842eaea1531cf4d20afd7327824f8923777b9084ec1c04de1b07dcd5

General

Target

c66ea2ec216fa6a79e943fa656117258.exe
Size

385KB
MD5

c66ea2ec216fa6a79e943fa656117258
SHA1

be2d6b3e54fdf9df898994e233e0d9e41a670cef
SHA256

80f8585b842eaea1531cf4d20afd7327824f8923777b9084ec1c04de1b07dcd5
SHA512

1a8d3980c3fd15174dbc5b9047ae3713bd0febd9d0ca49e64ceca8d22151f7559b7fccacfa868e63ca5b7a43f88d09c77fdd6c3971b73e23b38e40c2f8cebe99
SSDEEP

12288:g0I7gHef+a3FgxsfTlEuyTcOWWhNJb65164h1uQeXB:gEeGYKyRWhCD6G1N+B

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2768	c66ea2ec216fa6a79e943fa656117258.exe

Executes dropped EXE 1 IoCs

pid	Process
2768	c66ea2ec216fa6a79e943fa656117258.exe

Loads dropped DLL 1 IoCs

pid	Process
2432	c66ea2ec216fa6a79e943fa656117258.exe

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

Web Service

T1102

flow	ioc
4	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	c66ea2ec216fa6a79e943fa656117258.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	c66ea2ec216fa6a79e943fa656117258.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	c66ea2ec216fa6a79e943fa656117258.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2432	c66ea2ec216fa6a79e943fa656117258.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2432	c66ea2ec216fa6a79e943fa656117258.exe
2768	c66ea2ec216fa6a79e943fa656117258.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2432 wrote to memory of 2768	2432	c66ea2ec216fa6a79e943fa656117258.exe	28
PID 2432 wrote to memory of 2768	2432	c66ea2ec216fa6a79e943fa656117258.exe	28
PID 2432 wrote to memory of 2768	2432	c66ea2ec216fa6a79e943fa656117258.exe	28
PID 2432 wrote to memory of 2768	2432	c66ea2ec216fa6a79e943fa656117258.exe	28

C:\Users\Admin\AppData\Local\Temp\c66ea2ec216fa6a79e943fa656117258.exe
"C:\Users\Admin\AppData\Local\Temp\c66ea2ec216fa6a79e943fa656117258.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2432
- C:\Users\Admin\AppData\Local\Temp\c66ea2ec216fa6a79e943fa656117258.exe
  C:\Users\Admin\AppData\Local\Temp\c66ea2ec216fa6a79e943fa656117258.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2768

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\TarC088.tmp

Filesize
175KB

MD5
dd73cead4b93366cf3465c8cd32e2796

SHA1
74546226dfe9ceb8184651e920d1dbfb432b314e

SHA256
a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

SHA512
ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

Download Submit
\Users\Admin\AppData\Local\Temp\c66ea2ec216fa6a79e943fa656117258.exe

Filesize
385KB

MD5
e7956b4b1fe66d27c3886ca96ef0668f

SHA1
f045b10a44c72bc2bf7f7ae42399b3d25cd73a8b

SHA256
d00d37ff95f8a150beacf8ebf454bb38fe5d211063342d94a36ddba4e18ecde7

SHA512
94c9c73ce5636f9e8093726366b94946777f90361418a636b21d603bd440668395abc701a3579472476dbd2d1662a7c3fad8e3c7ce0b906051bdd47d2559a9a2

Download Submit
memory/2432-2-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/2432-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2432-15-0x0000000002E00000-0x0000000002E66000-memory.dmp

Filesize
408KB

Download
memory/2432-13-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2432-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2768-16-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2768-27-0x0000000001470000-0x00000000014CF000-memory.dmp

Filesize
380KB

Download
memory/2768-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2768-17-0x0000000000390000-0x00000000003F6000-memory.dmp

Filesize
408KB

Download
memory/2768-81-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2768-86-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2768-87-0x0000000007540000-0x000000000757C000-memory.dmp

Filesize
240KB

Download

Analysis

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