73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
296s
max time network
300s
platform
windows10-2004_x64
resource
win10v2004-20240221-ja
resource tags

arch:x64arch:x86image:win10v2004-20240221-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
22-02-2024 12:07

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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

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2132103209-3755304320-2959162027-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2132103209-3755304320-2959162027-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
1920	b2e.exe
4260	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4260	cpuminer-sse2.exe
4260	cpuminer-sse2.exe
4260	cpuminer-sse2.exe
4260	cpuminer-sse2.exe
4260	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4984-9-0x0000000000400000-0x000000000393A000-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 4984 wrote to memory of 1920	4984	batexe.exe	90
PID 4984 wrote to memory of 1920	4984	batexe.exe	90
PID 4984 wrote to memory of 1920	4984	batexe.exe	90
PID 1920 wrote to memory of 824	1920	b2e.exe	91
PID 1920 wrote to memory of 824	1920	b2e.exe	91
PID 1920 wrote to memory of 824	1920	b2e.exe	91
PID 824 wrote to memory of 4260	824	cmd.exe	95
PID 824 wrote to memory of 4260	824	cmd.exe	95

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4984
- C:\Users\Admin\AppData\Local\Temp\611B.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\611B.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\611B.tmp\b2e.exe C:\Users\Admin\AppData\Local\Temp "C:\Users\Admin\AppData\Local\Temp\batexe.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:1920
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\6467.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:824
  - - 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:4260

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

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\611B.tmp\b2e.exe

Filesize
33.1MB

MD5
40d4a473789d89b1cc19f4febc7dc7f1

SHA1
f179440dea2c45233f852e4f67aaf85b089964f6

SHA256
06768df2c58165c1c5a97e137747c56c40488f5491eca7117f888c8ce2022ad1

SHA512
9a9116b1a398a95a511562d10aa672a6b4706e4bbaf9f11669dac229b40fc97c013e6b702cc0cfd9d069697c3155e7715c1c89cf42f9db3f1595d45ac2eb39a4

Download Submit
C:\Users\Admin\AppData\Local\Temp\611B.tmp\b2e.exe

Filesize
20.9MB

MD5
9ce1b87a22eb429d1f20e94f0ef42e10

SHA1
e0a4a50550764d9f115b2a47f8b1d9366df1f0e1

SHA256
490cc8baecf78391b71939da8c215d3e8f8a50f638c894b535d70f80edfbd2e9

SHA512
f1024954c0c495bd6aaed4e2e1186062d887023c03b87e86cb2671f64a5f054926af42623356a3a0f4d7a779f785fcd5e5a1383cf5d3d159faf91e563b7597bc

Download Submit
C:\Users\Admin\AppData\Local\Temp\611B.tmp\b2e.exe

Filesize
17.8MB

MD5
1ce523af97fa28c13a07dd9228239dc8

SHA1
d386bf37a35e063e559f668bc2daf9a41732d3b6

SHA256
ba54567b8cca87f3e76b2f11b3771b5438eba7f79daeae2fcccee5b0bd629536

SHA512
a4886b1339f61f434dfd7eb83d4a0710b81dbbe7c71cf32ea5f2cb197a7151036d6cff92c82f9ca77bd7364d36b8af85f98e9dd549682c45c6a72631ce36dc9a

Download Submit
C:\Users\Admin\AppData\Local\Temp\6467.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
3adca8ad197ff52dab48043a8ccef18b

SHA1
c95cf5c2cec6561d8d59f9c9b5194b0ff5725f75

SHA256
d760a27a07b95508c74fbdf1cb82f8a433620cb71c15fbb16c911f0d8a64aa4e

SHA512
d07481f6fe3e503f72134d3df0cc907bf7a39b7b9eff773d2cf9d78aed070d6e54335ac338aa1d12fa5f5cb1a25d204d3b62de0739a125a8a5dc1f5aa7e2b59d

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

Filesize
64KB

MD5
42871db599b90c630b2d75268c8b0116

SHA1
fb3a97b9517d4abe248a7c1a0fe0f528f40b29bc

SHA256
80110dd27dac90724987601037bc7d4bccdce1afd95aeffbfd8cacd813b891cb

SHA512
c32a1b46ab54abcaf179759b2aaa5aeec58a353ebe552b09ce1980ab54a9c702ae1e348c2a9c2020f74fa7c7bfb4d4bac78396f76b6bac04227436deca800438

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
ab1dee02a5b41a1a92cc54c98fd8d2e3

SHA1
bda9036bc446fd8aaec6ccd5ac37adda5fb31be8

SHA256
b6dbdebc209820b7b527aadb9ec614819bc88ce0503adc13a67431e0ba0dd7f9

SHA512
3dcb74ae509ac3ab8fe591365fe99f0049f9e5e7f13557081db8b88920071543b999204f0ba06005e7a730288ab1c25b8b0fbef4ec3e0196635ce43205ac0daf

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

Filesize
896KB

MD5
f83929cce536e71a3a11e2236c2c6c5f

SHA1
bd0065486a784f1c91e08ada0c3a8f383e23c874

SHA256
f3c7a692875dec174d83dd723c63661fc9de1c0b6548fe3a3f8f8f2015507798

SHA512
815083437ad5659626fba85fa9e31a33ba418d3e1d5f1ec1c7ba77ff5214618493b37821aae3b5b52838ad47f4a7e8c4a3594ee0f970025bc3ee425e9eb50152

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

Filesize
1.1MB

MD5
799d3c24a4a181fef5c81ff448d54ca8

SHA1
4d78bf61e271fee37f496e5b27d98b4003d6f7f1

SHA256
49087555ba33ec28799185c3af8f2fe87c0519ce6b74fbfcd6fee01360cf6d73

SHA512
422485b12dcd6d9cab0fb589f013f98c5b144de14b6e07af756cb0d6970be8b090e44dd143cf0a3d09e50d4f06d9c68a39a1f3c5241b624446fe1e2ee181cae5

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

Filesize
960KB

MD5
f3707fd5b389e53285dfb3815a4785b8

SHA1
788b2ac7be4acb28e804021893e11cdd44ee0784

SHA256
f7ef0e3e60989fac5636e6e5a018b730b403b75889125b56c4d07d6279e94c94

SHA512
f11d8577758db08f597987f525b4fc4c8c3f5181255f89281300968dc90fe4b298c322e3f531f768cd5014d116bb7161365c9d3fbaa76ab835405d8a1e231f26

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

Filesize
896KB

MD5
4ece07a08273d0d0db84220926c3d32f

SHA1
d90712e2e643311a963676e87f6afad0c421d895

SHA256
d82c02350e5ca5ebe35d4349a16c3c9986aaecd8be71c05a00b1af09039a4cf3

SHA512
fa010b4c3c0e6d38bb281b4541c0e8b124e05d2feaa6dc11cb6e9c1d85145d5885a5cd61c1bca283f2d9f30295b197343311306acc9d5393aef64793067cdcab

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1920-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1920-8-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4260-46-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4260-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4260-45-0x0000000065B60000-0x0000000065BF8000-memory.dmp

Filesize
608KB

Download
memory/4260-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4260-47-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/4260-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4260-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4260-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4260-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4260-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4260-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4260-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4260-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4260-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4984-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download