73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
292s
max time network
304s
platform
windows10-1703_x64
resource
win10-20231215-ja
resource tags

arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
14/02/2024, 17:19

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General

Target

batexe.exe
Size

9.4MB
MD5

cdc9eacffc6d2bf43153815043064427
SHA1

d05101f265f6ea87e18793ab0071f5c99edf363f
SHA256

73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72
SHA512

fc6945957e160bf7059c936c329aae438e6c1521e5e43a8434f58058230d89e818eb6ff80331a4b952dbb600b8cc134ecba54e5641bf549723c98f85e993fde6
SSDEEP

196608:ERAefrn9wcsTRAJgwusnWpV3h9XxSeEGaT+TKkGzySdUkI56kBIyky:E5Tn9YVwdnWLXxkvLlzkuv

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4520	b2e.exe
3944	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3944	cpuminer-sse2.exe
3944	cpuminer-sse2.exe
3944	cpuminer-sse2.exe
3944	cpuminer-sse2.exe
3944	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4528-6-0x0000000000400000-0x000000000393A000-memory.dmp	upx

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4528 wrote to memory of 4520	4528	batexe.exe	73
PID 4528 wrote to memory of 4520	4528	batexe.exe	73
PID 4528 wrote to memory of 4520	4528	batexe.exe	73
PID 4520 wrote to memory of 4116	4520	b2e.exe	74
PID 4520 wrote to memory of 4116	4520	b2e.exe	74
PID 4520 wrote to memory of 4116	4520	b2e.exe	74
PID 4116 wrote to memory of 3944	4116	cmd.exe	77
PID 4116 wrote to memory of 3944	4116	cmd.exe	77

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4528
- C:\Users\Admin\AppData\Local\Temp\B268.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\B268.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\B268.tmp\b2e.exe C:\Users\Admin\AppData\Local\Temp "C:\Users\Admin\AppData\Local\Temp\batexe.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:4520
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\B6AD.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4116
  - - C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe
      cpuminer-sse2.exe -a yespower -o stratum+tcp://yespower.sea.mine.zpool.ca:6234 --userpass=DJXKcu8iouhRppneQL9XbYQ9ovs87y4cYZ:c=doge -t 3
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      PID:3944

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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\Local\Temp\B268.tmp\b2e.exe

Filesize
8.3MB

MD5
1905c6779b2bb6d8da53f81c4d2a601e

SHA1
817ab858ae7bcc70112e4ea3089b24e668c8b928

SHA256
580151b284a9d00086c1db7e15a4bd376b1bb78cd7b3169a18aab37d2368de68

SHA512
c511f032a3dd0c63c8cc223087edd6d0192206e4bdaf85acb0a135383ca96c5c6fa81528cebd62b815904b80edb58589c8b4dfca00d5bf1b2197ef7679f3dace

Download Submit
C:\Users\Admin\AppData\Local\Temp\B268.tmp\b2e.exe

Filesize
9.2MB

MD5
16f8babc7dcf10a8e8d5650ba4685075

SHA1
8800ecba37d9a3bf8bbfb5a7153ebce6b231953e

SHA256
734c8ff77485b20e68258facec806fbc6d4bf2a41bc4adadd8547172d19e0cf7

SHA512
7dd43210cef9db6775e1989a4aeadb549574a251afa03d6fe432620c75d63b4a89ba49c8f0d224c6515e44cb887a93cc09372b8352d8051911755c24a866621e

Download Submit
C:\Users\Admin\AppData\Local\Temp\B6AD.tmp\batchfile.bat

Filesize
136B

MD5
8ea7ac72a10251ecfb42ef4a88bd330a

SHA1
c30f6af73a42c0cc89bd20fe95f9159d6f0756c5

SHA256
65e2674fc9b921a76deaf3740603359794c04e059e8937ab36eb931d65f40ec9

SHA512
a908979d588625aa24eb81238d07d88a56be5388e1265ebd2fe09889ed807aa9a4af77107e72a843c31acadbe06db0d7f6f6a3c95fb481a71e549e8eb74c2ff0

Download Submit
C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe

Filesize
704KB

MD5
ce5f200d2d48a057722a957d5acc6426

SHA1
e7a8d4c0dc7b561dfa26e3fddaff015716187305

SHA256
cb450c8c0a952560f35f4b93f14357fc3856ee0b016eabf8bb4d20e9504d82df

SHA512
e7d3b203cc96d08b6d000f6845bbeb5777cd08babadbcb86266193ca68d8183973b3a92f5cf587df1f26bf04a182fa51001b7317c9a9e7ba868d1e26b897ee9b

Download Submit
C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe

Filesize
640KB

MD5
0f6af9e19fa927d88313e98d54420920

SHA1
0aff9c72864126107d6c630aafb9ed6512042afd

SHA256
71661d7077b93e2a5e53d7093e532bec1b66d34e3929bcb314eab7f431b84734

SHA512
bba078e2f4eb5ca45956657356f7419767a81679f34d9991bf28a1d44e412340d1002517f74a15583ffe20b32f1f25b60c47f4581100552dc1e651b3f88547be

Download Submit
C:\Users\Admin\AppData\Local\Temp\libcurl-4.dll

Filesize
512KB

MD5
a5993c0dd7587f1716037dcfe1f63091

SHA1
9a4d23ce36f5fc5791692b47d977c0bf92842879

SHA256
568cec1e1bdccf401232a78c8ecf2081fdaea221f0a7c777a69ec61307cca3e3

SHA512
c5457590162dc1a0fd6b179ba94f19e6265e2ca226ea1ec553358f568690bbc158335ee92c297ce699b2928d44702733269f82640d86bb499c1981a5903afc12

Download Submit
C:\Users\Admin\AppData\Local\Temp\libgcc_s_seh-1.dll

Filesize
576KB

MD5
46e1c7531774dee6a7125727095ea354

SHA1
2248bc2bd821aded068d2e5e55f5e7271b50ab91

SHA256
cecc229ea9e416207638b67d03bc6846fa188a14fe1c9e75028afb48ff4e2081

SHA512
fa9dc86df3e0a8f7b2579785c03717a43eec14beab8ca3176f73d4ecb0716d047241ab30cd53518e7acd645e9f8282a20552a6fa33824c34afc5c5210cc69f2c

Download Submit
C:\Users\Admin\AppData\Local\Temp\libstdc++-6.dll

Filesize
576KB

MD5
13746f79a51eb8ce3107de99ffc6b56a

SHA1
64a00c99a805f8775f08cda4e4d06e1150195347

SHA256
2c04d5960f13e859d49c78a8858bdcb0c53914306eba52746105a76d98f5d205

SHA512
d0e69c6cf0078c858e8258a4038098e644d611b544b6588b2b1c9d2d2937ade0472edc96257545f5935514bfa18970f5762eb393def612c5a7027727397ca8d7

Download Submit
C:\Users\Admin\AppData\Local\Temp\libwinpthread-1.dll

Filesize
448KB

MD5
9d1a04f05f75671a5a3ffeb995176c52

SHA1
a45018bb6a5dd52b310c1eb77262354365925a76

SHA256
c777e9d786f5d1d13f78a925453804bf53ee430a38f893f115c2d1ac0f2f07ff

SHA512
d19ea63c26c1d41edd5947d0c5ae70e2461c876563c2baeb1fd4a3986254f7919f8d4c32a9d6b9f4c51c4d5a23ffa90a2011d293a106a0a8813295b2bee06e1f

Download Submit
\Users\Admin\AppData\Local\Temp\libcurl-4.dll

Filesize
448KB

MD5
19a61444b6e2d01755ede80960bca19c

SHA1
e0c7222784d3e2b3329ec3280648b17fd60ef209

SHA256
13fd488b38f3b75438e9ad0a033df005cd397f3c92f43275714a0a7eb3fb4db8

SHA512
bc02c82bdac19f10f3e3a93d3f507bb7838c9255b7cff5af6e3a7f3b471dae9c45c52728c3c23857b3402dd1702cb51a20f225a4da992c26a997c26d86b6b1d9

Download Submit
\Users\Admin\AppData\Local\Temp\libgcc_s_seh-1.dll

Filesize
384KB

MD5
b91f7bb5508b343188ec32dcc7880611

SHA1
fe2ae7ba4a1bbb2a5df7b73f21a0b8fc745cc11f

SHA256
47881756cdfcb302e63efb2016c122a1bb61574d81186275aef3d5a9fb72b84b

SHA512
a5b91bc653cbf28219b6f169d5d849fb53eced9a932b8edf468c9092544795ee8120d5c76f0c45f27b7a2464c328f5bffcabf3e83d2e7236263ea930cf92eea0

Download Submit
\Users\Admin\AppData\Local\Temp\libstdc++-6.dll

Filesize
192KB

MD5
62069650d62f76a4cdf0e81172d99993

SHA1
3b20ec5b4a4320ee15b0f7b9715a9ab90f68346e

SHA256
779a5590c667d9a704b79e159259c0646737394fd66a9c0b12d13f9445ca091c

SHA512
ae1954a84fb7543465e77a4cd5cc1bdeee0cf848592958633e6c51702b42131daae64c302d5c9537c59a9b3ba9498e5bf913d1f6f757ccdb8c4183b33224852b

Download Submit
\Users\Admin\AppData\Local\Temp\libwinpthread-1.dll

Filesize
384KB

MD5
eec15153c344f43f1919cb379b9ee2f9

SHA1
3e4a09390ac885ea2797209603bcfa1ec6ff0cc6

SHA256
4e4d7ecae87e8e656c61af89ef17146baf33fbf09ffbde6ae971d04e8e8f9222

SHA512
7cdf3552341d14979838f8fedf9ac63482152f193ab8f7e0af281ec50b2a43312d78c0e22e79989818c5041538fa69769350e1e6cf0789a165be1eb11ee29908

Download Submit
memory/3944-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3944-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3944-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3944-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3944-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3944-43-0x0000000076E50000-0x0000000076EE8000-memory.dmp

Filesize
608KB

Download
memory/3944-44-0x0000000001140000-0x00000000029F5000-memory.dmp

Filesize
24.7MB

Download
memory/3944-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3944-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3944-50-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3944-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3944-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3944-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3944-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3944-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4520-55-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4520-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4528-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download