edb9267bfdb1660ae954b344a25726345e5e888e7d7375a8a6ca73f7d6cefcaf

General

Target

NEAS.c23ed1ce12456173e1f0ba01526db900_JC.exe
Size

2.3MB
MD5

c23ed1ce12456173e1f0ba01526db900
SHA1

18dd8ce4ab401a1d6958e32aa56f344383ff970f
SHA256

edb9267bfdb1660ae954b344a25726345e5e888e7d7375a8a6ca73f7d6cefcaf
SHA512

7a285bb2880a633e967cb1c22c3d5c00f0cdcdc36c38d53300dda158d82d0e69f0a1229115732aa91076711e9a9234227aa16a1469660296666f5daa4a230ed4
SSDEEP

49152:lqe3f6aje0NQq5rISAGF6mDaaAexGENRbUgPVlDlh:0SiUNNC7etGa/xlbLP/hh

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2832	NEAS.c23ed1ce12456173e1f0ba01526db900_JC.tmp

Loads dropped DLL 3 IoCs

pid	Process
1180	NEAS.c23ed1ce12456173e1f0ba01526db900_JC.exe
2832	NEAS.c23ed1ce12456173e1f0ba01526db900_JC.tmp
2832	NEAS.c23ed1ce12456173e1f0ba01526db900_JC.tmp

Modifies system certificate store 2 TTPs 4 IoCs

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\317A2AD07F2B335EF5A1C34E4B57E8B7D8F1FCA6	NEAS.c23ed1ce12456173e1f0ba01526db900_JC.tmp
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\317A2AD07F2B335EF5A1C34E4B57E8B7D8F1FCA6\Blob = 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	NEAS.c23ed1ce12456173e1f0ba01526db900_JC.tmp
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\317A2AD07F2B335EF5A1C34E4B57E8B7D8F1FCA6\Blob = 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	NEAS.c23ed1ce12456173e1f0ba01526db900_JC.tmp
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\317A2AD07F2B335EF5A1C34E4B57E8B7D8F1FCA6\Blob = 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	NEAS.c23ed1ce12456173e1f0ba01526db900_JC.tmp

Script User-Agent 1 IoCs

Uses user-agent string associated with script host/environment.

description	flow	ioc
HTTP User-Agent header	3	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1180 wrote to memory of 2832	1180	NEAS.c23ed1ce12456173e1f0ba01526db900_JC.exe	28
PID 1180 wrote to memory of 2832	1180	NEAS.c23ed1ce12456173e1f0ba01526db900_JC.exe	28
PID 1180 wrote to memory of 2832	1180	NEAS.c23ed1ce12456173e1f0ba01526db900_JC.exe	28
PID 1180 wrote to memory of 2832	1180	NEAS.c23ed1ce12456173e1f0ba01526db900_JC.exe	28
PID 1180 wrote to memory of 2832	1180	NEAS.c23ed1ce12456173e1f0ba01526db900_JC.exe	28
PID 1180 wrote to memory of 2832	1180	NEAS.c23ed1ce12456173e1f0ba01526db900_JC.exe	28
PID 1180 wrote to memory of 2832	1180	NEAS.c23ed1ce12456173e1f0ba01526db900_JC.exe	28

C:\Users\Admin\AppData\Local\Temp\NEAS.c23ed1ce12456173e1f0ba01526db900_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.c23ed1ce12456173e1f0ba01526db900_JC.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1180
- C:\Users\Admin\AppData\Local\Temp\is-63AMC.tmp\NEAS.c23ed1ce12456173e1f0ba01526db900_JC.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-63AMC.tmp\NEAS.c23ed1ce12456173e1f0ba01526db900_JC.tmp" /SL5="$40112,1559708,780800,C:\Users\Admin\AppData\Local\Temp\NEAS.c23ed1ce12456173e1f0ba01526db900_JC.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Modifies system certificate store
  PID:2832

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

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
282d732b60d7e3f96bd223da8a5e16d7

SHA1
06491ce021c48e13d78f05f5b19329a1ecd233b0

SHA256
393efdff686e6caa035043f020f47b8477d172a2ece104d9925cb56b5083c01e

SHA512
392b539c4b1ca71ff220cc4de13664db36203a7bcc24b88eee90c03f26114af77b317391b6d77a0aa7833da5eff387946e0d974382c58c7dc191b914b4a1106e

Download Submit
C:\Users\Admin\AppData\Local\Temp\CabB943.tmp

Filesize
61KB

MD5
f3441b8572aae8801c04f3060b550443

SHA1
4ef0a35436125d6821831ef36c28ffaf196cda15

SHA256
6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf

SHA512
5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarB984.tmp

Filesize
163KB

MD5
9441737383d21192400eca82fda910ec

SHA1
725e0d606a4fc9ba44aa8ffde65bed15e65367e4

SHA256
bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5

SHA512
7608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-63AMC.tmp\NEAS.c23ed1ce12456173e1f0ba01526db900_JC.tmp

Filesize
2.9MB

MD5
4afc5e8740e48a3a9def088703bf320f

SHA1
4d33c70dde306f1b8fcbc5d29cea7a7e8d765eb5

SHA256
88962c0640e0044a29adbffb91d71dabab558ff1af4e42ebc00b1cc4e90c0f4e

SHA512
f8538cbd53c10912d40e4d118ab91fde52642de5718cbca9e2de5d76dfde13b6832122f64776d098415a320ce64cca2db7e6b48fd25c507782d35f714ba2faa3

Download Submit
\Users\Admin\AppData\Local\Temp\is-63AMC.tmp\NEAS.c23ed1ce12456173e1f0ba01526db900_JC.tmp

Filesize
2.9MB

MD5
4afc5e8740e48a3a9def088703bf320f

SHA1
4d33c70dde306f1b8fcbc5d29cea7a7e8d765eb5

SHA256
88962c0640e0044a29adbffb91d71dabab558ff1af4e42ebc00b1cc4e90c0f4e

SHA512
f8538cbd53c10912d40e4d118ab91fde52642de5718cbca9e2de5d76dfde13b6832122f64776d098415a320ce64cca2db7e6b48fd25c507782d35f714ba2faa3

Download Submit
\Users\Admin\AppData\Local\Temp\is-7MMHT.tmp\Helper.dll

Filesize
2.0MB

MD5
4eb0347e66fa465f602e52c03e5c0b4b

SHA1
fdfedb72614d10766565b7f12ab87f1fdca3ea81

SHA256
c73e53cbb7b98feafe27cc7de8fdad51df438e2235e91891461c5123888f73cc

SHA512
4c909a451059628119f92b2f0c8bcd67b31f63b57d5339b6ce8fd930be5c9baf261339fdd9da820321be497df8889ce7594b7bfaadbaa43c694156651bf6c1fd

Download Submit
\Users\Admin\AppData\Local\Temp\is-7MMHT.tmp\botva2.dll

Filesize
37KB

MD5
67965a5957a61867d661f05ae1f4773e

SHA1
f14c0a4f154dc685bb7c65b2d804a02a0fb2360d

SHA256
450b9b0ba25bf068afbc2b23d252585a19e282939bf38326384ea9112dfd0105

SHA512
c6942818b9026dc5db2d62999d32cf99fe7289f79a28b8345af17acf9d13b2229a5e917a48ff1f6d59715bdbcb00c1625e0302abcfe10ca7e0475762e0a3f41b

Download Submit
memory/1180-17-0x0000000000400000-0x00000000004CC000-memory.dmp

Filesize
816KB

Download
memory/1180-1-0x0000000000400000-0x00000000004CC000-memory.dmp

Filesize
816KB

Download
memory/1180-140-0x0000000000400000-0x00000000004CC000-memory.dmp

Filesize
816KB

Download
memory/2832-19-0x0000000003390000-0x000000000339F000-memory.dmp

Filesize
60KB

Download
memory/2832-22-0x0000000000400000-0x00000000006EE000-memory.dmp

Filesize
2.9MB

Download
memory/2832-23-0x0000000003390000-0x000000000339F000-memory.dmp

Filesize
60KB

Download
memory/2832-24-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2832-8-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2832-138-0x0000000000400000-0x00000000006EE000-memory.dmp

Filesize
2.9MB

Download

Analysis

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