73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
301s
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, 09:34

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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
4596	b2e.exe
2216	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2216	cpuminer-sse2.exe
2216	cpuminer-sse2.exe
2216	cpuminer-sse2.exe
2216	cpuminer-sse2.exe
2216	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4224-5-0x0000000000400000-0x000000000393A000-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 4224 wrote to memory of 4596	4224	batexe.exe	75
PID 4224 wrote to memory of 4596	4224	batexe.exe	75
PID 4224 wrote to memory of 4596	4224	batexe.exe	75
PID 4596 wrote to memory of 2212	4596	b2e.exe	76
PID 4596 wrote to memory of 2212	4596	b2e.exe	76
PID 4596 wrote to memory of 2212	4596	b2e.exe	76
PID 2212 wrote to memory of 2216	2212	cmd.exe	79
PID 2212 wrote to memory of 2216	2212	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:4224
- C:\Users\Admin\AppData\Local\Temp\9A8A.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\9A8A.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\9A8A.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:4596
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\9C7E.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2212
  - - 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:2216

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\9A8A.tmp\b2e.exe

Filesize
8.4MB

MD5
101652f0c2b8267c3a65d920814d7ffd

SHA1
9aeab480494cf73e21b4259c85dcc90450de1389

SHA256
e2b18e25621fe8a140289587b67014066f5d77fdcad219fc3a96f78c1f511019

SHA512
f4ea008b91afe735a34cfe040cce69067b0df5b400e290ecd2041d2636b9c825c402daee66a85f012a4f2c7237ec5eb767f271b67df6227b76f9f1e09989ebcd

Download Submit
C:\Users\Admin\AppData\Local\Temp\9A8A.tmp\b2e.exe

Filesize
7.9MB

MD5
1a19c3234e3a2fd568a5c25ddae65ec9

SHA1
10fbee1ca459bd2357078b3c0fdfb0e0774be231

SHA256
e802ca20c2306b9ed2166523e1afe677f72db5dd263399e6f8073276e2a996b9

SHA512
a87f21df64c4c18ee9f806338588d9236b169d4d866c51ef4b584e2524138dea1697db067d3d6d12d7929a5df6d73d73b5bf2b4a50c4ef75ddf702ba442234a9

Download Submit
C:\Users\Admin\AppData\Local\Temp\9C7E.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\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
6.4MB

MD5
84b9ddf2804c9004be61a0b21d00b1ef

SHA1
544b35b77fddc482728c2cf9331cba2915dc59fb

SHA256
c69183536793e4fbed4c89b22f30add4d6f80af071862bbd28f60a3f91fc5fed

SHA512
a2d3a2e3641038463e27ae24711827784644af39df0fe7b5d93e2423de713c7dfdbb489adfc380c318c2823a6e8f92970a4780e79ff00fb65ce3c8efd4a2cf8e

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

Filesize
5.5MB

MD5
7f4197211496be879cd412717e11e0b8

SHA1
c33e22e4ecece3af3bd9cb6f8bb7f346963dd740

SHA256
bea73d0a324b9f91c4bc0c2b8919f144f1b49d017d385abebc3365b9d60d6916

SHA512
0a8e5856d47118d04f985f4e3cd44a7ad0b0a5a25aefda649e29da5c6648a69dc9d29ccf187aca4b1a8ab4eec2965e9477e04166709c8c54a28be6a3b1dfaea4

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

Filesize
5.6MB

MD5
9e080c2fa098a18032868b74edcdad78

SHA1
fc1e64eed0d449700b18d9d8d20c2c2e50875b4c

SHA256
8675e8bea0e9600f172c066331714e2880b69115169f581f813b0bfad01bcba4

SHA512
2ea8e8e5ad5296ead1152eb58d639e89b0f19d2c6649a3fc5d9c1406d545b9bc839d7f22adc5ff52517c9e3cfca2ab5f26a20086df95230ecced8b96fd924fbc

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2216-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2216-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2216-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2216-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2216-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2216-43-0x0000000052760000-0x00000000527F8000-memory.dmp

Filesize
608KB

Download
memory/2216-44-0x0000000001090000-0x0000000002945000-memory.dmp

Filesize
24.7MB

Download
memory/2216-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2216-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2216-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2216-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2216-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2216-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2216-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2216-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4224-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4596-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4596-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download