73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
300s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
17-02-2024 10:47

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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
5108	b2e.exe
512	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
512	cpuminer-sse2.exe
512	cpuminer-sse2.exe
512	cpuminer-sse2.exe
512	cpuminer-sse2.exe
512	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4908-6-0x0000000000400000-0x000000000393A000-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 4908 wrote to memory of 5108	4908	batexe.exe	74
PID 4908 wrote to memory of 5108	4908	batexe.exe	74
PID 4908 wrote to memory of 5108	4908	batexe.exe	74
PID 5108 wrote to memory of 5052	5108	b2e.exe	75
PID 5108 wrote to memory of 5052	5108	b2e.exe	75
PID 5108 wrote to memory of 5052	5108	b2e.exe	75
PID 5052 wrote to memory of 512	5052	cmd.exe	78
PID 5052 wrote to memory of 512	5052	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:4908
- C:\Users\Admin\AppData\Local\Temp\C93B.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\C93B.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\C93B.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:5108
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\CE0E.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:5052
  - - 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:512

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\C93B.tmp\b2e.exe

Filesize
7.1MB

MD5
f27783480267fac286f16ed406ab755e

SHA1
fb7c4ef44fa4430942675880376869a733e9973c

SHA256
adda83f10b840a34aaf05c76af09ae04143c6f33b8f19a3dd2f477fe214719ff

SHA512
11c94beb3ed9e069b32da0e1b2d1c5b98a3fec0d4ebc0d5fe6189c634cab1dfe0854d5c426a37a46927257a3909b2a7d71c3bc84d61b10c2b0167a51107148d5

Download Submit
C:\Users\Admin\AppData\Local\Temp\C93B.tmp\b2e.exe

Filesize
10.3MB

MD5
4f65746c5155649200369e0bb0d744a4

SHA1
6c845da6c8d584aacc6f83bb97fd7110e22450fb

SHA256
110537d50246e0bba7ffd6e8df34c7fdf3f3a9b8ada51be535b1502df4d20efb

SHA512
44af6588ab1eca0ada4584dc51f5604f9656097bd52ba59bfde5604c3a57735e9dba28a0943564c2069482a764f264dfcb162b90c21c6e2fa267144d099dadca

Download Submit
C:\Users\Admin\AppData\Local\Temp\CE0E.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\cpuminer-sse2.exe

Filesize
1.1MB

MD5
3adca8ad197ff52dab48043a8ccef18b

SHA1
c95cf5c2cec6561d8d59f9c9b5194b0ff5725f75

SHA256
d760a27a07b95508c74fbdf1cb82f8a433620cb71c15fbb16c911f0d8a64aa4e

SHA512
d07481f6fe3e503f72134d3df0cc907bf7a39b7b9eff773d2cf9d78aed070d6e54335ac338aa1d12fa5f5cb1a25d204d3b62de0739a125a8a5dc1f5aa7e2b59d

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
6.8MB

MD5
cfb335e8f2dee3bd3c3177a55c868a95

SHA1
2bc3a88885f525843b65fde38dc9b5434ca3bdb1

SHA256
9e07f6188702fd1350fe0420e5e73f09455c95578a9ac87cae73d4492086c302

SHA512
97d5d7fef02b450b1e088d115c8fa4429c284abfd860755538c55e6bf4c5418609365afda3510ef0f63ed135bc6705404247cce24fbbed690e0d3f3ef87baeb0

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

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
5.2MB

MD5
3da04e0260580c7eaeaa72daabbb2094

SHA1
885ae19850a3735a27422e00b068144682c42e2f

SHA256
55285c7079d570ffa6fcca0b1a6c8e78c45d02ccf96bc59e0636c248453ce5f7

SHA512
7761039c18a08e7fc6fafa0385d2b3a8b87b624a9f2dc1202bc265b5652217247e3ef3777df9f66370ed926ecc8a8a16522bd52d143db55b6b7c2b1733f9a096

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

Filesize
5.9MB

MD5
b7ded6669a5e8efff152752ba067612b

SHA1
f0c563cdcafb605938db671454ea82347efcdfb4

SHA256
e7b1d5b2145d2a67975691a28ee45a45105b40310c3b106736ecdbf7667e08ba

SHA512
99121380c89568c9f5f0690fb1af596a1f8e6f8540bbf6cd54ddddea69497b4b5270a827de59229933023d131d872319ec765608f4b376a9c53620ed19b7665a

Download Submit
memory/512-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/512-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/512-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/512-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/512-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/512-43-0x0000000056D30000-0x0000000056DC8000-memory.dmp

Filesize
608KB

Download
memory/512-44-0x0000000001090000-0x0000000002945000-memory.dmp

Filesize
24.7MB

Download
memory/512-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/512-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/512-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/512-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/512-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/512-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/512-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/512-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4908-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/5108-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/5108-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download