229a60d8f80ea98b04b9d2df04b1b01f1df236d38f2123ad800b5bc77c79b97f

Analysis

max time kernel
122s
max time network
127s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
26/12/2023, 02:02

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General

Target

4b3be28e033e5d9a33c455f74ccd0b4d.exe
Size

744KB
MD5

4b3be28e033e5d9a33c455f74ccd0b4d
SHA1

05b07221bac2a18a149e235342eb7ed34393e475
SHA256

229a60d8f80ea98b04b9d2df04b1b01f1df236d38f2123ad800b5bc77c79b97f
SHA512

0de8935eff78d7fed07d50b141d586d629a494632ebefb7e13ce236c435312f1c59179a457fbcdeb652a4e6d61dd7c02a9467c9c908f309ed25607061b2267d7
SSDEEP

12288:bsT9IUVzaoahymzBe2Bb85G+43RKYuFFbREEsWbnXrg6mjTAzr8O03GVs4sqtFa8:bhUVtiBZ85G+4hKTFT2unIcaN4Rh86d

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3064	bedcjhgejb.exe

Loads dropped DLL 11 IoCs

pid	Process
2984	4b3be28e033e5d9a33c455f74ccd0b4d.exe
2984	4b3be28e033e5d9a33c455f74ccd0b4d.exe
2984	4b3be28e033e5d9a33c455f74ccd0b4d.exe
2984	4b3be28e033e5d9a33c455f74ccd0b4d.exe
1904	WerFault.exe
1904	WerFault.exe
1904	WerFault.exe
1904	WerFault.exe
1904	WerFault.exe
1904	WerFault.exe
1904	WerFault.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1904	3064	WerFault.exe	28

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2796	wmic.exe
Token: SeSecurityPrivilege	2796	wmic.exe
Token: SeTakeOwnershipPrivilege	2796	wmic.exe
Token: SeLoadDriverPrivilege	2796	wmic.exe
Token: SeSystemProfilePrivilege	2796	wmic.exe
Token: SeSystemtimePrivilege	2796	wmic.exe
Token: SeProfSingleProcessPrivilege	2796	wmic.exe
Token: SeIncBasePriorityPrivilege	2796	wmic.exe
Token: SeCreatePagefilePrivilege	2796	wmic.exe
Token: SeBackupPrivilege	2796	wmic.exe
Token: SeRestorePrivilege	2796	wmic.exe
Token: SeShutdownPrivilege	2796	wmic.exe
Token: SeDebugPrivilege	2796	wmic.exe
Token: SeSystemEnvironmentPrivilege	2796	wmic.exe
Token: SeRemoteShutdownPrivilege	2796	wmic.exe
Token: SeUndockPrivilege	2796	wmic.exe
Token: SeManageVolumePrivilege	2796	wmic.exe
Token: 33	2796	wmic.exe
Token: 34	2796	wmic.exe
Token: 35	2796	wmic.exe
Token: SeIncreaseQuotaPrivilege	2796	wmic.exe
Token: SeSecurityPrivilege	2796	wmic.exe
Token: SeTakeOwnershipPrivilege	2796	wmic.exe
Token: SeLoadDriverPrivilege	2796	wmic.exe
Token: SeSystemProfilePrivilege	2796	wmic.exe
Token: SeSystemtimePrivilege	2796	wmic.exe
Token: SeProfSingleProcessPrivilege	2796	wmic.exe
Token: SeIncBasePriorityPrivilege	2796	wmic.exe
Token: SeCreatePagefilePrivilege	2796	wmic.exe
Token: SeBackupPrivilege	2796	wmic.exe
Token: SeRestorePrivilege	2796	wmic.exe
Token: SeShutdownPrivilege	2796	wmic.exe
Token: SeDebugPrivilege	2796	wmic.exe
Token: SeSystemEnvironmentPrivilege	2796	wmic.exe
Token: SeRemoteShutdownPrivilege	2796	wmic.exe
Token: SeUndockPrivilege	2796	wmic.exe
Token: SeManageVolumePrivilege	2796	wmic.exe
Token: 33	2796	wmic.exe
Token: 34	2796	wmic.exe
Token: 35	2796	wmic.exe
Token: SeIncreaseQuotaPrivilege	2616	wmic.exe
Token: SeSecurityPrivilege	2616	wmic.exe
Token: SeTakeOwnershipPrivilege	2616	wmic.exe
Token: SeLoadDriverPrivilege	2616	wmic.exe
Token: SeSystemProfilePrivilege	2616	wmic.exe
Token: SeSystemtimePrivilege	2616	wmic.exe
Token: SeProfSingleProcessPrivilege	2616	wmic.exe
Token: SeIncBasePriorityPrivilege	2616	wmic.exe
Token: SeCreatePagefilePrivilege	2616	wmic.exe
Token: SeBackupPrivilege	2616	wmic.exe
Token: SeRestorePrivilege	2616	wmic.exe
Token: SeShutdownPrivilege	2616	wmic.exe
Token: SeDebugPrivilege	2616	wmic.exe
Token: SeSystemEnvironmentPrivilege	2616	wmic.exe
Token: SeRemoteShutdownPrivilege	2616	wmic.exe
Token: SeUndockPrivilege	2616	wmic.exe
Token: SeManageVolumePrivilege	2616	wmic.exe
Token: 33	2616	wmic.exe
Token: 34	2616	wmic.exe
Token: 35	2616	wmic.exe
Token: SeIncreaseQuotaPrivilege	2764	wmic.exe
Token: SeSecurityPrivilege	2764	wmic.exe
Token: SeTakeOwnershipPrivilege	2764	wmic.exe
Token: SeLoadDriverPrivilege	2764	wmic.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2984 wrote to memory of 3064	2984	4b3be28e033e5d9a33c455f74ccd0b4d.exe	28
PID 2984 wrote to memory of 3064	2984	4b3be28e033e5d9a33c455f74ccd0b4d.exe	28
PID 2984 wrote to memory of 3064	2984	4b3be28e033e5d9a33c455f74ccd0b4d.exe	28
PID 2984 wrote to memory of 3064	2984	4b3be28e033e5d9a33c455f74ccd0b4d.exe	28
PID 3064 wrote to memory of 2796	3064	bedcjhgejb.exe	29
PID 3064 wrote to memory of 2796	3064	bedcjhgejb.exe	29
PID 3064 wrote to memory of 2796	3064	bedcjhgejb.exe	29
PID 3064 wrote to memory of 2796	3064	bedcjhgejb.exe	29
PID 3064 wrote to memory of 2616	3064	bedcjhgejb.exe	32
PID 3064 wrote to memory of 2616	3064	bedcjhgejb.exe	32
PID 3064 wrote to memory of 2616	3064	bedcjhgejb.exe	32
PID 3064 wrote to memory of 2616	3064	bedcjhgejb.exe	32
PID 3064 wrote to memory of 2764	3064	bedcjhgejb.exe	34
PID 3064 wrote to memory of 2764	3064	bedcjhgejb.exe	34
PID 3064 wrote to memory of 2764	3064	bedcjhgejb.exe	34
PID 3064 wrote to memory of 2764	3064	bedcjhgejb.exe	34
PID 3064 wrote to memory of 2612	3064	bedcjhgejb.exe	36
PID 3064 wrote to memory of 2612	3064	bedcjhgejb.exe	36
PID 3064 wrote to memory of 2612	3064	bedcjhgejb.exe	36
PID 3064 wrote to memory of 2612	3064	bedcjhgejb.exe	36
PID 3064 wrote to memory of 3044	3064	bedcjhgejb.exe	38
PID 3064 wrote to memory of 3044	3064	bedcjhgejb.exe	38
PID 3064 wrote to memory of 3044	3064	bedcjhgejb.exe	38
PID 3064 wrote to memory of 3044	3064	bedcjhgejb.exe	38
PID 3064 wrote to memory of 1904	3064	bedcjhgejb.exe	40
PID 3064 wrote to memory of 1904	3064	bedcjhgejb.exe	40
PID 3064 wrote to memory of 1904	3064	bedcjhgejb.exe	40
PID 3064 wrote to memory of 1904	3064	bedcjhgejb.exe	40

C:\Users\Admin\AppData\Local\Temp\4b3be28e033e5d9a33c455f74ccd0b4d.exe
"C:\Users\Admin\AppData\Local\Temp\4b3be28e033e5d9a33c455f74ccd0b4d.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2984
- C:\Users\Admin\AppData\Local\Temp\bedcjhgejb.exe
  C:\Users\Admin\AppData\Local\Temp\bedcjhgejb.exe 0)1)0)2)4)0)6)6)8)0)4 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
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:3064
- - C:\Windows\SysWOW64\Wbem\wmic.exe
    wmic /output:C:\Users\Admin\AppData\Local\Temp\81704194982.txt bios get serialnumber
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:2796
- - C:\Windows\SysWOW64\Wbem\wmic.exe
    wmic /output:C:\Users\Admin\AppData\Local\Temp\81704194982.txt bios get version
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:2616
- - C:\Windows\SysWOW64\Wbem\wmic.exe
    wmic /output:C:\Users\Admin\AppData\Local\Temp\81704194982.txt bios get version
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:2764
- - C:\Windows\SysWOW64\Wbem\wmic.exe
    wmic /output:C:\Users\Admin\AppData\Local\Temp\81704194982.txt bios get version
    3⤵
    PID:2612
- - C:\Windows\SysWOW64\Wbem\wmic.exe
    wmic /output:C:\Users\Admin\AppData\Local\Temp\81704194982.txt bios get version
    3⤵
    PID:3044
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3064 -s 372
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:1904

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\81704194982.txt

Filesize
66B

MD5
9025468f85256136f923096b01375964

SHA1
7fcd174999661594fa5f88890ffb195e9858cc52

SHA256
d5418014fa8e6e17d8992fd12c0dfecac8a34855603ea58133e87ea09c2130df

SHA512
92cac37c332e6e276a963d659986a79a79867df44682bfc2d77ed7784ffa5e2c149e5960a83d03ef4cf171be40a73e93a110aaa53b95152fa9a9da6b41d31e51

Download Submit
\Users\Admin\AppData\Local\Temp\bedcjhgejb.exe

Filesize
1.0MB

MD5
4fb46c816b188d0968031d1de0306eed

SHA1
abe8139f7074730b376538ed488f1ac6bb4f1eef

SHA256
7643b83cf58ae47930f2f169f9d062816de5c72b8587ba1ddf9b6e9cab0289d6

SHA512
5fae2bff4f6d6ad6db55ee98b559c5b27a4c19e6cf42c27f5ae178af71caafdac596b82f58ab40dbd6aa4e0058b467dcdb63b744c465bcd895da024f41bf5778

Download Submit
\Users\Admin\AppData\Local\Temp\nst9020.tmp\ZipDLL.dll

Filesize
163KB

MD5
2dc35ddcabcb2b24919b9afae4ec3091

SHA1
9eeed33c3abc656353a7ebd1c66af38cccadd939

SHA256
6bbeb39747f1526752980d4dbec2fe2c7347f3cc983a79c92561b92fe472e7a1

SHA512
0ccac336924f684da1f73db2dd230a0c932c5b4115ae1fa0e708b9db5e39d2a07dc54dac8d95881a42069cbb2c2886e880cdad715deda83c0de38757a0f6a901

Download Submit
\Users\Admin\AppData\Local\Temp\nst9020.tmp\ewvnxvu.dll

Filesize
160KB

MD5
82aeb81df8cdabd713ddbb94b2514e25

SHA1
0151ecea367db346f0e258876f5dea9feeeeaf1b

SHA256
3a775041c41566d8eebf3bd6144920627f999e93691b9a9a628c6eb1f47189a1

SHA512
b127efdbd2c3b67352ab20ad837a819581917e92d2a4c242bf6e168b91f7c910a18c61955d449df7746e4cf314b997eaea75b86986a093d5c6cbccb485d7cdd7

Download Submit