1423053f90855d33858db47f354055b660943104c1c18f848c9b7b415979dc5f

max time kernel
145s
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, 18:12

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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
2704	icacls.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral21/memory/2604-24-0x0000000000400000-0x00000000004A9000-memory.dmp	upx
behavioral21/files/0x000600000001945a-20.dat	upx
behavioral21/memory/2200-0-0x0000000000400000-0x00000000004A9000-memory.dmp	upx
behavioral21/memory/2772-44-0x0000000000400000-0x00000000004A9000-memory.dmp	upx
behavioral21/memory/296-46-0x0000000000400000-0x00000000004A9000-memory.dmp	upx
behavioral21/memory/2868-68-0x0000000000400000-0x00000000004A9000-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-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\385560ba-634a-412e-8b4e-a3b6bf8fc663\\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
24	api.2ip.ua
3	api.2ip.ua
4	api.2ip.ua
9	api.2ip.ua
18	api.2ip.ua
20	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
2200	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
2604	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
2604	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
2772	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
2772	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
296	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
296	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
2868	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
2868	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2200 wrote to memory of 2704	2200	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	28
PID 2200 wrote to memory of 2704	2200	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	28
PID 2200 wrote to memory of 2704	2200	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	28
PID 2200 wrote to memory of 2704	2200	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	28
PID 2200 wrote to memory of 2604	2200	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	29
PID 2200 wrote to memory of 2604	2200	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	29
PID 2200 wrote to memory of 2604	2200	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	29
PID 2200 wrote to memory of 2604	2200	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	29
PID 2604 wrote to memory of 2772	2604	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	34
PID 2604 wrote to memory of 2772	2604	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	34
PID 2604 wrote to memory of 2772	2604	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	34
PID 2604 wrote to memory of 2772	2604	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	34
PID 2604 wrote to memory of 296	2604	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	35
PID 2604 wrote to memory of 296	2604	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	35
PID 2604 wrote to memory of 296	2604	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	35
PID 2604 wrote to memory of 296	2604	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	35
PID 2772 wrote to memory of 2868	2772	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	36
PID 2772 wrote to memory of 2868	2772	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	36
PID 2772 wrote to memory of 2868	2772	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	36
PID 2772 wrote to memory of 2868	2772	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	36

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:2200
- C:\Windows\SysWOW64\icacls.exe
  icacls "C:\Users\Admin\AppData\Local\385560ba-634a-412e-8b4e-a3b6bf8fc663" /deny *S-1-1-0:(OI)(CI)(DE,DC)
  2⤵
  - Modifies file permissions
  PID:2704
- 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:2604
- - 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:2772
  - - C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
      "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe" --Service 2772 "FsnDCf1u1wJvLcqbFxxtOchBf2V2lgtk24oM5mt2" 0h7mFQcjRC3pDgsRcrWZ7K7bdAgvgDos224DmXt1
      4⤵
      Suspicious behavior: EnumeratesProcesses
      PID:2868
- - C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
    "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe" --Service 2604 "FsnDCf1u1wJvLcqbFxxtOchBf2V2lgtk24oM5mt2" 0h7mFQcjRC3pDgsRcrWZ7K7bdAgvgDos224DmXt1
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:296

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
3653aeefdbbc936f1a2e005946cb29ec

SHA1
807d16ebc8609c3df8c3f091c0393968b568936b

SHA256
1e55634960e230d2a8d81297f9deb55d3fdfa2bc8e596cab88d8204dc501e094

SHA512
03d98e10be4a481c41610ba1237cd7c2644c580025f67255b32c8002b0db049449aba66ddd1d088a7c824475f829f67d53166dffe56848a56ea6559d326215d5

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

Filesize
344B

MD5
09962b8a16e45675c5e7ab943ca3e5a9

SHA1
06361c418c064c84439325035448f08167ca58b9

SHA256
dc0c879e8c7553de8ccf26e0d0080699e36b00841fa14f0425f4c59dbde5cbae

SHA512
eba6e5bb3e3cc53b142aef9da9d1610c902b3e75dad4d7e9bd065c8fd2700741bd48cbe3d952a0dd477ae42ba587bd8f72c2a63f42a29897c7c0c73f699d51e8

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

Filesize
170B

MD5
2a3d01e7aafe9ecfec70d25de1dbee24

SHA1
c4d34077cc2cc8e73ee0f8a7a864ce0b27863b83

SHA256
8c12c349caa13de11b703cc65a9a6f27c86716d206b68663b827681ed0bacbdd

SHA512
99e8cfdb03460377eabb76bb0afb55322a0d6c0b23a7dd999690c58fec94c9725993f506df1179f7a9d36b4eaf2b24554a82655d2966641b1b2ee8f3040ff685

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

Filesize
242B

MD5
315acf67a0736e670b5d64aa6b59836c

SHA1
da25d128c6988e8e648524257894c6f20cf54040

SHA256
1da3490e29d7178f6009eb0c5495b0d35d63f0e10e239eae332bee7b308b8121

SHA512
862b1bb577c25567da68db1b24901ecb4a32b38f198c4fb1d360293f54a7bf00215b18a0f2be99d5d84256273507bcb4a55a0dae23b8319ea813e2b0bf8ad4b0

Download Submit
C:\Users\Admin\AppData\Local\385560ba-634a-412e-8b4e-a3b6bf8fc663\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe

Filesize
669KB

MD5
ead18f3a909685922d7213714ea9a183

SHA1
1270bd7fd62acc00447b30f066bb23f4745869bf

SHA256
5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18

SHA512
6e532d9c3d186e4dac38823ae9152056346e283613f0caf088b21a1b3e5f4f6cf3bad8c407168b1072895a386e3be0b8c11ad1cb326d3d3ff0eb8562052def91

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab4D46.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarC5DF.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
memory/296-81-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/296-46-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/2200-40-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/2200-2-0x0000000000660000-0x0000000000760000-memory.dmp

Filesize
1024KB

Download
memory/2200-0-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/2200-22-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/2200-23-0x0000000000660000-0x0000000000760000-memory.dmp

Filesize
1024KB

Download
memory/2200-21-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/2200-3-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/2604-41-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/2604-45-0x0000000002940000-0x00000000029E9000-memory.dmp

Filesize
676KB

Download
memory/2604-42-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/2604-26-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/2604-24-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/2604-80-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/2604-39-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/2604-84-0x0000000002940000-0x00000000029E9000-memory.dmp

Filesize
676KB

Download
memory/2772-44-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/2772-67-0x0000000003910000-0x00000000039B9000-memory.dmp

Filesize
676KB

Download
memory/2772-79-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/2868-68-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/2868-77-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download