5028731abd022b568963dbff0bd6f294cdc5e8851bbb10b05da459ad56ba8ec5

Analysis

max time kernel
141s
max time network
124s
platform
windows7_x64
resource
win7-20240419-en
resource tags

arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
submitted
11/05/2024, 14:14

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General

Target

0cd2d11114b8703289280d54284a8d50_NeikiAnalytics.exe
Size

188KB
MD5

0cd2d11114b8703289280d54284a8d50
SHA1

be59bb89efc93d4ba52d057bae16915cade10f11
SHA256

5028731abd022b568963dbff0bd6f294cdc5e8851bbb10b05da459ad56ba8ec5
SHA512

8ae99f59932758c40832e31108429f5932c3148dfdcfea72fdd57b22464ec0f491ddc21ae194f5e2a8c7936f5c399d380db86fde532a9489c01d9b2acf4b47c1
SSDEEP

3072:lv5Ls27BIJsMLyXuyoXXXxXXXLIIIRm5CjFcyjESRNMXVZQvXSHr9XzClPbfQKeP:lBs27tMLyXhoXXXxXXXLIIIRmoJcyfRu

Score

10^/10

backdoor dropper trojan

Malware Config

Signatures

Malware Dropper & Backdoor - Berbew 1 IoCs

Berbew is a backdoor Trojan malware with capabilities to download and install a range of additional malicious software, such as other Trojans, ransomware, and cryptominers.

backdoor trojan dropper

resource	yara_rule
behavioral1/files/0x000b0000000122ee-2.dat	family_berbew

Deletes itself 1 IoCs

pid	Process
2260	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2300	iuyhost.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Debug\iuyhost.exe	0cd2d11114b8703289280d54284a8d50_NeikiAnalytics.exe
File opened for modification	C:\Windows\Debug\iuyhost.exe	0cd2d11114b8703289280d54284a8d50_NeikiAnalytics.exe

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

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	iuyhost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	iuyhost.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2288	0cd2d11114b8703289280d54284a8d50_NeikiAnalytics.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2288 wrote to memory of 2260	2288	0cd2d11114b8703289280d54284a8d50_NeikiAnalytics.exe	29
PID 2288 wrote to memory of 2260	2288	0cd2d11114b8703289280d54284a8d50_NeikiAnalytics.exe	29
PID 2288 wrote to memory of 2260	2288	0cd2d11114b8703289280d54284a8d50_NeikiAnalytics.exe	29
PID 2288 wrote to memory of 2260	2288	0cd2d11114b8703289280d54284a8d50_NeikiAnalytics.exe	29

C:\Users\Admin\AppData\Local\Temp\0cd2d11114b8703289280d54284a8d50_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\0cd2d11114b8703289280d54284a8d50_NeikiAnalytics.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2288
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\0CD2D1~1.EXE > nul
  2⤵
  - Deletes itself
  PID:2260

C:\Windows\Debug\iuyhost.exe
C:\Windows\Debug\iuyhost.exe
1⤵
- Executes dropped EXE
- Checks processor information in registry
PID:2300

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:\Windows\debug\iuyhost.exe

Filesize
188KB

MD5
5030aad2400a7383d99193c64102908c

SHA1
4e411f125a58333b9932aaab90e9fe07956d95d4

SHA256
d0800993b053f21c9f669d3e2e5eaafc26cbcaf3a77413869e6cede68dd87f3f

SHA512
63beb30cc44ccc2a7827b32ce517455e3ffc8fc5bb94cd5546e79af6b9587350d3843847acefe0a738b9b8194a4d4cba9f55177fbfada88a5dfdb2ebe363b098

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