73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
298s
platform
windows10-1703_x64
resource
win10-20231215-ja
resource tags

arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
11/02/2024, 18:49

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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
2468	b2e.exe
4652	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4652	cpuminer-sse2.exe
4652	cpuminer-sse2.exe
4652	cpuminer-sse2.exe
4652	cpuminer-sse2.exe
4652	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2660-4-0x0000000000400000-0x000000000393A000-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 2660 wrote to memory of 2468	2660	batexe.exe	75
PID 2660 wrote to memory of 2468	2660	batexe.exe	75
PID 2660 wrote to memory of 2468	2660	batexe.exe	75
PID 2468 wrote to memory of 3000	2468	b2e.exe	76
PID 2468 wrote to memory of 3000	2468	b2e.exe	76
PID 2468 wrote to memory of 3000	2468	b2e.exe	76
PID 3000 wrote to memory of 4652	3000	cmd.exe	79
PID 3000 wrote to memory of 4652	3000	cmd.exe	79

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2660
- C:\Users\Admin\AppData\Local\Temp\9EE0.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\9EE0.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\9EE0.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:2468
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\A0C4.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3000
  - - 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:4652

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\9EE0.tmp\b2e.exe

Filesize
12.4MB

MD5
5b0785b6776f04c8fe16107ab4faed16

SHA1
c344dddfeedb59edb7f4acf5be3a1cba8d2d708f

SHA256
d5125404a4f283992636b5d855c2ebefc3aee190518a1129336d370da91cb49f

SHA512
ddda2ea4a9cb5000e546e96bd756a2195b754040d590fd193e12ec031aecdbc5a1295b5c1cc13712541b14ab00f8040889143ea8d681d83a87e3afe278bcc258

Download Submit
C:\Users\Admin\AppData\Local\Temp\9EE0.tmp\b2e.exe

Filesize
12.1MB

MD5
961fa5419431cc6d6d8d0a07a9e4edbe

SHA1
682cafd1d67e89e015703bab6e113a44464e4b2d

SHA256
efcfbfdaf3598f073904b3222f6e4f970bde5c2cfa2c3f008ac61bcfbe387933

SHA512
9321939e123b3103d0b491ad21f60218721bc3857551d548068b48316ea04f89286999f93242c2c666df769a260b88f8a464b9204c61ae402c5e250e531abc53

Download Submit
C:\Users\Admin\AppData\Local\Temp\A0C4.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
2.3MB

MD5
4c04147c386ba8792ac6a03069572a8a

SHA1
dda67789fc1d0f2469ca95f01a5c81034853ca6a

SHA256
c7739a1e940a282703d06eccda7110426d306f390e97fdbbd9df18472fd132cd

SHA512
a8b5a0b878a9a7d30cb38feff814e1f4dce24d000158edc10a43ee9a89920bedf7adc92eb7e3913098b6aab7fbd0531f56fc09f508b5c2769992a94e55d153db

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\libstdc++-6.dll

Filesize
9.5MB

MD5
48bc338b7051c88c15c44c5176f0c568

SHA1
9179226bb2ed33e936e189cb8082fd525bc7ed1c

SHA256
43fa1c1d6d9c23200dc977abebe937800040dc2774029697f339f0644f7c0f66

SHA512
040b92781a28e4aabbfd2adef37d5a2b1fef4e1d61c0ce7293ccf1e9b825321874ce342275316ebf36e3a1563b39d1b661f13d3b7f400f97f7daee1a90395ffd

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
8.2MB

MD5
3a431c8e105b082485902113d987cc30

SHA1
f5a5f578d2fc260931ac0d519165f1e9c85ccef5

SHA256
1d410f422835b8cc253b1b56c97cf2d1cbb6d20fb3157626dabc3b14fcf98697

SHA512
7ae20e410f26af0efaaab5dc622ca0f078285deb7ba05af7f6aa3f2993716bc79c2c040721b080933b8274af9da4caa87a64e7009cb0438c383dc2a530459390

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

Filesize
9.2MB

MD5
76fc8fb0256a353b3baefadc2e85a37e

SHA1
8b98e40bc55861931b9dd6107e7b56d095910591

SHA256
37537cd9e7f98540923f36e870afeb4aaa6a78e2e472a5c74fd5223f19090303

SHA512
b33e7c4692e8467df86d79c9f84ba420e98f20232e2b7ecde3a8977e2f3ae89e4dede5319962debc901a3043c04f1869fc067ca8db1ca745c3e2546a52033332

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2468-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2468-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2660-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4652-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4652-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4652-43-0x0000000071810000-0x00000000718A8000-memory.dmp

Filesize
608KB

Download
memory/4652-44-0x0000000001050000-0x0000000002905000-memory.dmp

Filesize
24.7MB

Download
memory/4652-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4652-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4652-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4652-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4652-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4652-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4652-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4652-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download