73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
297s
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, 14:53

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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
2884	b2e.exe
2868	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2868	cpuminer-sse2.exe
2868	cpuminer-sse2.exe
2868	cpuminer-sse2.exe
2868	cpuminer-sse2.exe
2868	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3404-6-0x0000000000400000-0x000000000393A000-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 3404 wrote to memory of 2884	3404	batexe.exe	73
PID 3404 wrote to memory of 2884	3404	batexe.exe	73
PID 3404 wrote to memory of 2884	3404	batexe.exe	73
PID 2884 wrote to memory of 1428	2884	b2e.exe	74
PID 2884 wrote to memory of 1428	2884	b2e.exe	74
PID 2884 wrote to memory of 1428	2884	b2e.exe	74
PID 1428 wrote to memory of 2868	1428	cmd.exe	77
PID 1428 wrote to memory of 2868	1428	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:3404
- C:\Users\Admin\AppData\Local\Temp\AAF5.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\AAF5.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\AAF5.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:2884
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\AF4B.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1428
  - - 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:2868

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\AAF5.tmp\b2e.exe

Filesize
9.0MB

MD5
b4b19cb639b6d67fbfc07c52c6346fde

SHA1
20f6302f57a579d48ef7cb7a452fb314e5dac03c

SHA256
0b58357ad712c7f79812b5b439d9c4200fe4c143aa9b91df2b3b3d2dbfa7aaca

SHA512
49de30bf60d99076874da8713eaec914b6607ad0cbc4e51af400af98ac9901f3cfade6aa2ded0f41eb5a2014c29580c0b47e155e7c9774db62687583d73dba00

Download Submit
C:\Users\Admin\AppData\Local\Temp\AAF5.tmp\b2e.exe

Filesize
11.1MB

MD5
db594a6eb1863a13e8751f6d7e7bae28

SHA1
c81236a07f9f26c7a76c371e3980adf6a8f54aa4

SHA256
2ba46b55f6591a336bee1afeeeca3ee64f892446482b16e38a411e045923c6e4

SHA512
32cf65807dd2b170191aaf4dda76b88e4bb7a512f5847eedda1ac0f9e932e837610763177bec511afb5a43678e21694310cd8af1a5e0bba9a2bf5bc0878e0452

Download Submit
C:\Users\Admin\AppData\Local\Temp\AF4B.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
8.7MB

MD5
0d68486ad538ab81d50be3aaf88ce82d

SHA1
579caa3e0a74155a365fd5ccfd639dd351ef7c14

SHA256
e91ff37a605a8ea9948c14e5702dfdd92d1461f1eddedd2130cf362ab09d14c4

SHA512
de26c3f02536c3a11fe3321362c1a5573d827fd52a81f914f1dbe15567fafbfbdcf3489598f3c1d835ff2d80c6fe22dc17a3ad4b846361b76ab9c2e766ab9f7c

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
12.0MB

MD5
ed18be61c75d9d91f35f39deccae4644

SHA1
312ef8792d9a3ed517205f1fe72a0df7b4b3fd78

SHA256
adb3412174b77b683925f212c1b4b33e7c2b8fd5ee36751a1168dc239cb99da9

SHA512
26a57ca6a7930b61b833fdfac757e13fc230b2016a93d005e9fdb7eeb0f11c19236f7c9d4583ba3f6b1a09a74ae3b79145e94f4b39a4ee0c710d065681b89045

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

Filesize
7.4MB

MD5
5fdc5b2d28d1e1848d0901475814a740

SHA1
450072f333b7af77d41c23f0a920475c79d7ad62

SHA256
ab33f002776f686ee21c620b9358e55ec24a3692fdcc517090ce9401bc781b94

SHA512
4a3ac5a2199e78a51210683585f42ea7753306a9010937cc8032761038b778687ee515bcefb4e17e493098ac89051fd9666adf160f75626242cd698ed6cbf7f4

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2868-42-0x0000000072E40000-0x0000000072ED8000-memory.dmp

Filesize
608KB

Download
memory/2868-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2868-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2868-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2868-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2868-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2868-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/2868-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2868-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2868-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2868-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2868-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2868-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2868-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2868-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2884-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2884-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3404-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download