e382221a9d8a474c4a49f6be1b606ffb13e67b57735c09086156e2373238e316

Analysis

max time kernel
152s
max time network
122s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
30-12-2023 03:42

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General

Target

0d49e6273ec99b37b312a4452ae61021.exe
Size

1.0MB
MD5

0d49e6273ec99b37b312a4452ae61021
SHA1

90fc31c8633efc50088114ac222f3f09d34d5ab0
SHA256

e382221a9d8a474c4a49f6be1b606ffb13e67b57735c09086156e2373238e316
SHA512

f0dce9287c11512a3d1ce9035b464addf23b45a056a6d467f118eef98c001e4d0db11af48bcd56d902de1a2b010a30e472025f512fe54d4a00f726423b5123b9
SSDEEP

24576:BxuFhCwUuqDluBMfEhJX3z5mKhwbLeoMU:AhxqDosEL3F/w+U

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 4 IoCs

pid	Process
2604	smes.exe
2632	smes.exe
2600	smes.exe
3052	smes.exe

Loads dropped DLL 13 IoCs

pid	Process
2504	0d49e6273ec99b37b312a4452ae61021.exe
2504	0d49e6273ec99b37b312a4452ae61021.exe
2704	cmd.exe
2704	cmd.exe
2604	smes.exe
2604	smes.exe
2704	cmd.exe
2704	cmd.exe
2632	smes.exe
2632	smes.exe
2600	smes.exe
3052	smes.exe
3052	smes.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2504	0d49e6273ec99b37b312a4452ae61021.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	2604	smes.exe
Token: SeDebugPrivilege	2632	smes.exe
Token: SeDebugPrivilege	2600	smes.exe
Token: 33	2600	smes.exe
Token: SeIncBasePriorityPrivilege	2600	smes.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3052	smes.exe
3052	smes.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 2504 wrote to memory of 2704	2504	0d49e6273ec99b37b312a4452ae61021.exe	28
PID 2504 wrote to memory of 2704	2504	0d49e6273ec99b37b312a4452ae61021.exe	28
PID 2504 wrote to memory of 2704	2504	0d49e6273ec99b37b312a4452ae61021.exe	28
PID 2504 wrote to memory of 2704	2504	0d49e6273ec99b37b312a4452ae61021.exe	28
PID 2504 wrote to memory of 2704	2504	0d49e6273ec99b37b312a4452ae61021.exe	28
PID 2504 wrote to memory of 2704	2504	0d49e6273ec99b37b312a4452ae61021.exe	28
PID 2504 wrote to memory of 2704	2504	0d49e6273ec99b37b312a4452ae61021.exe	28
PID 2504 wrote to memory of 2140	2504	0d49e6273ec99b37b312a4452ae61021.exe	30
PID 2504 wrote to memory of 2140	2504	0d49e6273ec99b37b312a4452ae61021.exe	30
PID 2504 wrote to memory of 2140	2504	0d49e6273ec99b37b312a4452ae61021.exe	30
PID 2504 wrote to memory of 2140	2504	0d49e6273ec99b37b312a4452ae61021.exe	30
PID 2504 wrote to memory of 2140	2504	0d49e6273ec99b37b312a4452ae61021.exe	30
PID 2504 wrote to memory of 2140	2504	0d49e6273ec99b37b312a4452ae61021.exe	30
PID 2504 wrote to memory of 2140	2504	0d49e6273ec99b37b312a4452ae61021.exe	30
PID 2704 wrote to memory of 2604	2704	cmd.exe	32
PID 2704 wrote to memory of 2604	2704	cmd.exe	32
PID 2704 wrote to memory of 2604	2704	cmd.exe	32
PID 2704 wrote to memory of 2604	2704	cmd.exe	32
PID 2704 wrote to memory of 2604	2704	cmd.exe	32
PID 2704 wrote to memory of 2604	2704	cmd.exe	32
PID 2704 wrote to memory of 2604	2704	cmd.exe	32
PID 2704 wrote to memory of 2632	2704	cmd.exe	33
PID 2704 wrote to memory of 2632	2704	cmd.exe	33
PID 2704 wrote to memory of 2632	2704	cmd.exe	33
PID 2704 wrote to memory of 2632	2704	cmd.exe	33
PID 2704 wrote to memory of 2632	2704	cmd.exe	33
PID 2704 wrote to memory of 2632	2704	cmd.exe	33
PID 2704 wrote to memory of 2632	2704	cmd.exe	33
PID 2600 wrote to memory of 3052	2600	smes.exe	35
PID 2600 wrote to memory of 3052	2600	smes.exe	35
PID 2600 wrote to memory of 3052	2600	smes.exe	35
PID 2600 wrote to memory of 3052	2600	smes.exe	35

C:\Users\Admin\AppData\Local\Temp\0d49e6273ec99b37b312a4452ae61021.exe
"C:\Users\Admin\AppData\Local\Temp\0d49e6273ec99b37b312a4452ae61021.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2504
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c "C:\ProgramData\smes\u.bat"
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:2704
- - C:\ProgramData\smes\smes.exe
    smes.exe -install
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of AdjustPrivilegeToken
    PID:2604
- - C:\ProgramData\smes\smes.exe
    smes.exe -start
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of AdjustPrivilegeToken
    PID:2632
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\temg_tmp.bat"
  2⤵
  PID:2140

C:\ProgramData\smes\smes.exe
C:\ProgramData\smes\smes.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2600
- C:\ProgramData\smes\smes.exe
  C:\ProgramData\smes\smes.exe -run
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of SetWindowsHookEx
  PID:3052

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:\ProgramData\kingsoft\kws\kws.ini

Filesize
718B

MD5
0318d2f94f0145e80c51bfbb3aed769d

SHA1
ba8ec32df73b8539eeca46f39e29a4e9af371ea1

SHA256
58ea7e766662ed6cd9274313db7824261e16246b2b0d232b973d8e76a1291e43

SHA512
00312951c03f6f0caf88d7ad0537c7b29c425d4b4ba08975f2d7a1ac222aa15611488b7fd7b31229aada46d4c0df4d68affe8bdbd860f7aadcaa03e39ead312b

Download Submit
C:\ProgramData\smes\KWSSVC.log

Filesize
202B

MD5
cd50e7f892c8222d1a4cb0688f84c70f

SHA1
8f8fdb37d8e8b6b5a8f3e41e0e2cde134e17ebac

SHA256
62608bf6cf83058c7538ab59a581c426216c64a46a71ba1e8ce1b93219bde539

SHA512
cfacbcc9a43fe3b1c1938ac7eaee273c67c9218382acdd62a192d98d2b584a98c978264b65525984d1533a171b9b08e01a5fe54128b426aeb8109582c03f134c

Download Submit
C:\ProgramData\smes\KWSSVC.log

Filesize
356B

MD5
55f5a2b0992f462d98598e000c53c0c4

SHA1
eb4bd54d0a3c34af417b1c977b985c041c56c7ab

SHA256
3911a1ed86564d8f15b10e0d49ee1f4eeb1cb50ee7dc63cd08ff5d51cee7e807

SHA512
eaf483488e3d646c3e5fbe65464603d2aeee497ae69b57b0b7dcf2a888cc477cb215f491148415c9c483f4399350cde5ee17facbd99202e9bbbdcee269aa5ca9

Download Submit
C:\ProgramData\smes\KWSSVC.log

Filesize
546B

MD5
5a502d06180795d1109446b6ade7b813

SHA1
0b91ff433c00eeac03e10d276f120b628c408651

SHA256
e724b3b9ed311ddfb5167ebbd06673c098a1bffd56c7cfcdfb352d0c0ff71ff8

SHA512
f8917ce1f65f6ffdfb8dcf880568ae22cd0cbcd2cdefb67dab5de2b13f1154a4721a012b0bdbbb5c85254692b1872a65880e1ffba1dcb3d107ad2e345980f2ed

Download Submit
C:\ProgramData\smes\kwssp.dll

Filesize
425KB

MD5
bf5dcfd9da0514334d41cbd80d2a9138

SHA1
802f9e0b82edca56be08a33b2ba874b34c31f1e3

SHA256
f9506cf9a87aa6bfbf07f2124f2785a711b27a70839ebb95bdd4b2cf747fb060

SHA512
246796f2e201cde30043eaa2c0ffb4d2b3bea2bae97261a022824c31a42d2b08998b1bdcd436e8392bdd153dd6fadf9ba69361c7316a6bfda5d475678b7aa5cc

Download Submit
C:\ProgramData\smes\kwsui.dll

Filesize
433KB

MD5
45199dab51eeece95728abfe25e18f35

SHA1
59ab0fe25aa2adc253adbecba6862e7432df1c39

SHA256
a22006861cac6a849346282e2f7729deeb8f68bf29f13c15ae33d20311f77391

SHA512
825c6ae1f88cec3d6c469e6a15cad0430845ecc8d436777092f4c5fe8ecd02abbfeb3e2a17b2f4896b9d6e4b2d229a8b83bfdda75a3e025fc32f86610c6eef12

Download Submit
C:\ProgramData\smes\u.bat

Filesize
44B

MD5
704efba1aee1454561da552dda430498

SHA1
d20fb96683f769eb9cef1b0a068bcba70aeab9c2

SHA256
80b08d35bd27636e0774ce35ab57306f76edc6a0f7058cb1f93733cdf88bf94c

SHA512
7e0c9ede686238703af4893af8842c05c48ab1681ae273b32d8085cf1a17aae946c0c823a0a418787522a551d684367259ff8203ebca6e4ec69b6ded95231bd0

Download Submit
C:\Users\Admin\AppData\Local\Temp\temg_tmp.bat

Filesize
121B

MD5
d11c62b146bb9abbe17c60c94b43043f

SHA1
b2625b607c229d62866d0bc786afd14cc577340e

SHA256
2cc7c7fc47dc4be9cfbbef46b24401c882afebe61b921cf61707aae705cbb290

SHA512
f0c3523d19cd4ec9a94ff0d8426a2e0be39a8307048c8100abcbc31e7ef74593fdf7da0c318fed8576ca1a71f8f1102081af6f5ce9a5b2013fca9c90b72d5fd6

Download Submit
\ProgramData\smes\kswebshield.dll

Filesize
441KB

MD5
7851449473178f9782263d51bc5e3bbc

SHA1
ad5148ee1bed2348b320c62c025d52fbcbb28799

SHA256
c3bc7ec8428f0bb210a0597c9a0cad1be412b7fa46ea006819a3df9ac23118b4

SHA512
b01fc37ac84b81df8d7657000295aed7eb50aaf7f13ab2b2be9030c9f83ed1559318c83c78b4a29926d7d30e9eea9538d123ef4a649179be5a5b54ee71ed9b49

Download Submit
\ProgramData\smes\smes.exe

Filesize
209KB

MD5
1fa47f5b173cee5ef9c3ee1bda0c321e

SHA1
60ee40236f960affb01d569a32e1b05888bb081a

SHA256
b21526716068d2a8550780038e2b5ddb843d77890a07ec82ed9ce9dd0be52c64

SHA512
01f39376269a75510347fcf66ff2585b25d5e6e10e26b7feefa3af66e712a5f50c62bff6d40abee733e1ce965d17a2e443664838268eb7c7a2e36fc1c024224d

Download Submit
\Users\Admin\AppData\Local\Temp\nsd4AE6.tmp\AccessControl.dll

Filesize
10KB

MD5
055f4f9260e07fc83f71877cbb7f4fad

SHA1
a245131af1a182de99bd74af9ff1fab17977a72f

SHA256
4209588362785b690d08d15cd982b8d1c62c348767ca19114234b21d5df74ddc

SHA512
a8e82dc4435ed938f090f43df953ddad9b0075f16218c09890c996299420162d64b1dbfbf613af37769ae796717eec78204dc786b757e8b1d13d423d4ee82e26

Download Submit
\Users\Admin\AppData\Local\Temp\nsd4AE6.tmp\FindProcDLL.dll

Filesize
3KB

MD5
8614c450637267afacad1645e23ba24a

SHA1
e7b7b09b5bbc13e910aa36316d9cc5fc5d4dcdc2

SHA256
0fa04f06a6de18d316832086891e9c23ae606d7784d5d5676385839b21ca2758

SHA512
af46cd679097584ff9a1d894a729b6397f4b3af17dff3e6f07bef257bc7e48ffa341d82daf298616cd5df1450fc5ab7435cacb70f27302b6db193f01a9f8391b

Download Submit
memory/2504-5-0x0000000010000000-0x0000000010003000-memory.dmp

Filesize
12KB

Download
memory/3052-55-0x0000000000440000-0x00000000004B1000-memory.dmp

Filesize
452KB

Download