73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
296s
max time network
299s
platform
windows10-1703_x64
resource
win10-20231215-ja
resource tags

arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
13-02-2024 23:38

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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
3692	b2e.exe
200	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
200	cpuminer-sse2.exe
200	cpuminer-sse2.exe
200	cpuminer-sse2.exe
200	cpuminer-sse2.exe
200	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4572-5-0x0000000000400000-0x000000000393A000-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 4572 wrote to memory of 3692	4572	batexe.exe	74
PID 4572 wrote to memory of 3692	4572	batexe.exe	74
PID 4572 wrote to memory of 3692	4572	batexe.exe	74
PID 3692 wrote to memory of 2416	3692	b2e.exe	75
PID 3692 wrote to memory of 2416	3692	b2e.exe	75
PID 3692 wrote to memory of 2416	3692	b2e.exe	75
PID 2416 wrote to memory of 200	2416	cmd.exe	78
PID 2416 wrote to memory of 200	2416	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:4572
- C:\Users\Admin\AppData\Local\Temp\B585.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\B585.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\B585.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:3692
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\BB70.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2416
  - - 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:200

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\B585.tmp\b2e.exe

Filesize
1.2MB

MD5
05f6765e8266a1a7d81a80da7788444e

SHA1
e7afd0bf0dce889a026f4233c6705907083e6e23

SHA256
3256219f071d9bbeb2b3483abc7e647cbb550c0b74c415ace444bd8a334df9e8

SHA512
417d266a6eae32d630cf1322d3ab78f8547b09254ba3b5e2e544a7fd294de819754ab2f104ba2f3cab59a1fcfe7b0ea6f622712736079b7eec12a242b914293c

Download Submit
C:\Users\Admin\AppData\Local\Temp\B585.tmp\b2e.exe

Filesize
1.0MB

MD5
cf0c6b82bfdb57f09f9bd46263d5df5d

SHA1
12ec2d0c4340b0f51dfb4679c7a52992c1055a64

SHA256
e7f77c8131365de4711916d6e930b07b2bb8476fb3a227a546855e0adb90ba14

SHA512
63f88af02936761609b014c985b47ec67d224f4d53acdb7fbe999f06c9cd1d92350993954b94b5e5f5b15afc959e3772213d6c6ea8d9b66bd640c85b5e163c08

Download Submit
C:\Users\Admin\AppData\Local\Temp\BB70.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
1.1MB

MD5
3a90d40729c104739dc51025726c039c

SHA1
6f870b975008885af0795d3f8c5e110e73ebda0d

SHA256
866a48d65582dc38b0f62ab4d1416c1ceb204a4ef143aa0b61a14a2f5db8d7a7

SHA512
c1285661a37e4f15694e881059a9528d9ad97ef8b1b42187db116d72fd73e4137b61ec4cce38e6acefa51ad0b6aafedbd34fa34878a3cc3fd98b63ae87b0a414

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

Filesize
1.3MB

MD5
e55457e5ef9a909f115d8c3f5570d80c

SHA1
f38893911fc5090c2e1ada512c37db2264bf81f6

SHA256
5d77939fdae40b6aeaa7685bcb5030cad4eb5c5ca562a6c4667d57a99f63ad6c

SHA512
d81f67198993b4e1eaf74331fd06380568bb96f20bc52be97b1c91c5272c404c9a9cc067eea20bc4b2342531b8e75b39f465911243c88fe3e16ea46f63e15650

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
361KB

MD5
076036ce1210773abd15af5ee811110d

SHA1
bc73d9df623324934588f2cb058bc0cd40515439

SHA256
68b573ef67473738b6b3ccf35e282fe198ee18a2620c6ef3eb2f984cbc031ff6

SHA512
006c5c9a0d3371119a2fc5722f7cb4a6ee82a0b4e37621e5ee083af4ce1fe893a0b95ecbaf7479a11e34abdcebaabccb0683f65fb1a7335502129f2efce3ffbd

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

Filesize
1.2MB

MD5
0ed4b0e4d7376c883c5a25dbcd141e6e

SHA1
8ed2349aec582cf93ff379fce5bb1198a7b163b6

SHA256
83f5089d2a016c6e57d2ce8e6346c392bfb74daf48dfb0c74dfe2ce70cc443f9

SHA512
60a39c7209abaa14f0a3f211b9b9bf02d5dfcbaaca7732e588d5efb1a1fc396977704338146bbe9c501ad2cfa4f6ba206f6e72d3c003c072bbc67f79676dcab8

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
1.3MB

MD5
d60ed71cf9569c0823c84b8b6a182e61

SHA1
591fc14dcdfdc18c441a58fc54d27edf14069226

SHA256
77d107ba7d8b9dd4143a236d59b1438e4add17ce965d5c3ee567942fd7a5ef02

SHA512
fc3a8e86c21e99283f7f62ca7dc066825e1b61ea0aff8c752539b731f6cdf8a1ab0bda869619e7eefdca3a28bf6be23b7925b77d2c68a016342a12b655bf84c2

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

Filesize
1.2MB

MD5
beac98943dca24d5a0053e3d057aa6b0

SHA1
c70e49754c60c5d85e781616c5bd01f564c55455

SHA256
68b316ccef92ffe1006ae07584f0decf76cb8513bc1bf65d7238e70579b288ab

SHA512
df0c3be6356208b7ba5d439f54580ddfa7588d3af13b417769663a2a161fbdecf0078fbc905fe8c585d7a983f9d4c194a23c184b299270225c80e4a2830aeb79

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/200-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/200-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/200-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/200-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/200-42-0x000000005F450000-0x000000005F4E8000-memory.dmp

Filesize
608KB

Download
memory/200-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/200-44-0x0000000001040000-0x00000000028F5000-memory.dmp

Filesize
24.7MB

Download
memory/200-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/200-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/200-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/200-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/200-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/200-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/200-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3692-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3692-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4572-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download