1423053f90855d33858db47f354055b660943104c1c18f848c9b7b415979dc5f

max time kernel
143s
max time network
127s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
01-07-2024 18:03

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General

Target

5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
Size

669KB
MD5

ead18f3a909685922d7213714ea9a183
SHA1

1270bd7fd62acc00447b30f066bb23f4745869bf
SHA256

5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18
SHA512

6e532d9c3d186e4dac38823ae9152056346e283613f0caf088b21a1b3e5f4f6cf3bad8c407168b1072895a386e3be0b8c11ad1cb326d3d3ff0eb8562052def91
SSDEEP

6144:bLUHLyHlwFjxDi2nEZkQ4NXxp0XMgkBWPqdN/jGdfYY7SRA7j4YlvfYAAjJ:4uFi02nEZh4jp0XLuxGdgTm73vL

Score

7^/10

discovery persistence upx

Malware Config

Signatures

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
2716	icacls.exe

UPX packed file 6 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral21/memory/1260-0-0x0000000000400000-0x00000000004A9000-memory.dmp	upx
behavioral21/files/0x00060000000195fa-20.dat	upx
behavioral21/memory/2608-26-0x0000000000400000-0x00000000004A9000-memory.dmp	upx
behavioral21/memory/2528-46-0x0000000000400000-0x00000000004A9000-memory.dmp	upx
behavioral21/memory/1976-47-0x0000000000400000-0x00000000004A9000-memory.dmp	upx
behavioral21/memory/1812-70-0x0000000000400000-0x00000000004A9000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\2ee00bf3-7574-4396-8bb2-97834199bba3\\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe\" --AutoStart"	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe

Looks up external IP address via web service 6 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
9	api.2ip.ua
18	api.2ip.ua
20	api.2ip.ua
25	api.2ip.ua
3	api.2ip.ua
4	api.2ip.ua

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
1260	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
2608	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
2608	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
1976	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
1976	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
2528	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
2528	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
1812	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
1812	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1260 wrote to memory of 2716	1260	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	28
PID 1260 wrote to memory of 2716	1260	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	28
PID 1260 wrote to memory of 2716	1260	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	28
PID 1260 wrote to memory of 2716	1260	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	28
PID 1260 wrote to memory of 2608	1260	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	29
PID 1260 wrote to memory of 2608	1260	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	29
PID 1260 wrote to memory of 2608	1260	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	29
PID 1260 wrote to memory of 2608	1260	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	29
PID 2608 wrote to memory of 2528	2608	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	33
PID 2608 wrote to memory of 2528	2608	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	33
PID 2608 wrote to memory of 2528	2608	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	33
PID 2608 wrote to memory of 2528	2608	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	33
PID 2608 wrote to memory of 1976	2608	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	34
PID 2608 wrote to memory of 1976	2608	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	34
PID 2608 wrote to memory of 1976	2608	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	34
PID 2608 wrote to memory of 1976	2608	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	34
PID 2528 wrote to memory of 1812	2528	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	35
PID 2528 wrote to memory of 1812	2528	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	35
PID 2528 wrote to memory of 1812	2528	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	35
PID 2528 wrote to memory of 1812	2528	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	35

C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
"C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe"
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1260
- C:\Windows\SysWOW64\icacls.exe
  icacls "C:\Users\Admin\AppData\Local\2ee00bf3-7574-4396-8bb2-97834199bba3" /deny *S-1-1-0:(OI)(CI)(DE,DC)
  2⤵
  - Modifies file permissions
  PID:2716
- C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
  "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe" --Admin IsNotAutoStart IsNotTask
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2608
- - C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
    "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe" --ForNetRes "FsnDCf1u1wJvLcqbFxxtOchBf2V2lgtk24oM5mt2" 0h7mFQcjRC3pDgsRcrWZ7K7bdAgvgDos224DmXt1 IsNotAutoStart IsNotTask
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:2528
  - - C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
      "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe" --Service 2528 "FsnDCf1u1wJvLcqbFxxtOchBf2V2lgtk24oM5mt2" 0h7mFQcjRC3pDgsRcrWZ7K7bdAgvgDos224DmXt1
      4⤵
      Suspicious behavior: EnumeratesProcesses
      PID:1812
- - C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
    "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe" --Service 2608 "FsnDCf1u1wJvLcqbFxxtOchBf2V2lgtk24oM5mt2" 0h7mFQcjRC3pDgsRcrWZ7K7bdAgvgDos224DmXt1
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:1976

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

File and Directory Permissions Modification

T1222

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8B2B9A00839EED1DFDCCC3BFC2F5DF12

Filesize
1KB

MD5
2365869258df7a66a2121b802ca4afd9

SHA1
73acc30a2edeb9d6830de559bb8a74f35168135d

SHA256
d6b1932822bbd72a8e78c771717d992142348f67d625a42393719fefbe59b0ed

SHA512
795004bab536e128dbd81c188976d37c7b650efbfa5a80374df4c65a1049c27658f4620b7605583928eb167fcb69b4c99e4c8730c507b824a7bde9c7fb0e21f4

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B46811C17859FFB409CF0E904A4AA8F8

Filesize
436B

MD5
1bfe0a81db078ea084ff82fe545176fe

SHA1
50b116f578bd272922fa8eae94f7b02fd3b88384

SHA256
5ba8817f13eee00e75158bad93076ab474a068c6b52686579e0f728fda68499f

SHA512
37c582f3f09f8d80529608c09041295d1644bcc9de6fb8c4669b05339b0dd870f9525abc5eed53ad06a94b51441275504bc943c336c5beb63b53460ba836ca8d

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F0ACCF77CDCBFF39F6191887F6D2D357

Filesize
1KB

MD5
a266bb7dcc38a562631361bbf61dd11b

SHA1
3b1efd3a66ea28b16697394703a72ca340a05bd5

SHA256
df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e

SHA512
0da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8B2B9A00839EED1DFDCCC3BFC2F5DF12

Filesize
174B

MD5
6fef2e14198b8b20579a24fa4a4b6c03

SHA1
116a829953dfe8ea9a4ccabe02ab3aaf9ef8cc1b

SHA256
327dd720d81af714470190bf9dba4a6f2487dc743fe493746687e20094c9df27

SHA512
9e96899f2ed81d29dacdfc937797da527edc9325c34ccfb54a4f5f72747af3ebdfd64122d38c322915346e58ed36bf163f52513430365fbfe3cc141776fcbfa0

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

Filesize
344B

MD5
ff33efa5d36bf6fb2146f0b218698359

SHA1
76d367e8255a6ad326dec90839086a64d2039faa

SHA256
535512cca06e83d6122063c9a861bd0b419270382f46102265e1b5ed2946a04e

SHA512
f6d28d78e9c028aaf355c169fbe1c3764255c6d834f76aad016b3f14553347237db02a6c651329176b3b759fe530600e275bccfdc7486e4afe2cda4bf788b340

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B46811C17859FFB409CF0E904A4AA8F8

Filesize
170B

MD5
930869ad5faa49ff8efb61941e160918

SHA1
f77d1942c7a6a821aed33aa0bc1a499d593035e6

SHA256
ec6c4afc3fa9701164d4a85abf041524db799811c17bc687cafce5b062d16bad

SHA512
3950c0a07de3bc3368fc344ea8f805848f16216f544bd3f2fc91bc7de83d686b7156da5acd2b840f9c87cac57f57afed9bf142de421a9369cc4075e11e5908c4

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357

Filesize
242B

MD5
2b376d3131372c135fa28184b24c69ad

SHA1
a514a741b41e2175ad5c6d7b1234362eb3cca2d6

SHA256
4cf3e360b73c5028403082b55b814c35f64d8191be8a541c665851747b9a7f45

SHA512
579f8b8c727a3243d68735b427ad0a3718e5da0724ef8ad4139ddfd7b0246bd33b0f005b3685b72de48e419a4a78ad68f5f90e770ac66ec828b4481524ce0224

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357

Filesize
242B

MD5
60ecf1f9814201a6be0d24b58220a1b5

SHA1
b28a4b734f7529177d7fb699245f78325a9c7c6c

SHA256
ecadfc9762acb271d493ab913b6e0beb9dc8f2b888c9d24bb8b99d3d54fe0a71

SHA512
f2c78b9809f04153cb809c3f361001f04b809e3dfeaf00b2b213898d4488de38430b8546754bbad04b933de9f167f92cfd7913e8737c6a5da73a3a1a8bfe593e

Download Submit
C:\Users\Admin\AppData\Local\2ee00bf3-7574-4396-8bb2-97834199bba3\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe

Filesize
669KB

MD5
ead18f3a909685922d7213714ea9a183

SHA1
1270bd7fd62acc00447b30f066bb23f4745869bf

SHA256
5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18

SHA512
6e532d9c3d186e4dac38823ae9152056346e283613f0caf088b21a1b3e5f4f6cf3bad8c407168b1072895a386e3be0b8c11ad1cb326d3d3ff0eb8562052def91

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab3562.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarB0BA.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
memory/1260-23-0x0000000000600000-0x0000000000700000-memory.dmp

Filesize
1024KB

Download
memory/1260-24-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/1260-25-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/1260-0-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/1260-2-0x0000000000600000-0x0000000000700000-memory.dmp

Filesize
1024KB

Download
memory/1260-3-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/1260-21-0x0000000003D00000-0x0000000003DA9000-memory.dmp

Filesize
676KB

Download
memory/1812-81-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/1812-70-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/1976-84-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/1976-47-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/2528-46-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/2528-82-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/2608-45-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/2608-29-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/2608-44-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/2608-43-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/2608-42-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/2608-26-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/2608-83-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/2608-28-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download